 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| ARY ELIMIN PR MITSUBISHI ICs (Monitor) . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION M52742ASP is semiconductor integrated circuit for CRT display monitor. It includes OSD blanking, OSD mixing, retrace blanking, wide band amplifer, brightness control, uniformity function. Main/sub contrast and OSD adjust function can be controlled by I2C bus. PIN CONFIGURATION (TOP VIEW) OSD BLK IN INPUT(R) VCC1(R) OSD IN(R) GND 1(R) INPUT(G) INPUT(SOG) VCC1(G) OSD IN(G) 1 2 3 4 5 6 7 8 9 36 VCC2 35 OUTPUT(R) 34 EXT FEED BACK(R) 33 GND2 32 OUTPUT(G) 31 EXT FEED BACK(G) 30 MAIN BRIGHTNESS 29 OUTPUT(B) 28 EXT FEED BACK(B) 27 RETRACE BLK IN 26 D/A OUT1 25 D/A OUT2 24 D/A OUT3 23 D/A OUT4 22 GND(5V) 21 SDA 20 SCL 19 CLAMP PULSE IN FEATURES * * * Frequency band width: RGB.............................200MHz (at -3dB) OSD..............................................80MHz Input :RGB.............................................................0.7VP-P (typ.) OSD..........................................3VP-P minimum (positive) BLK (for OSD)..........................3VP-P minimum (positive) Retrace BLK.............................3VP-P minimum (positive) Output :RGB..........................................................5.5VP-P (max.) OSD..............................................................5VP-P (max.) Main contrast and sub contrast can be controlled by I2C bus. Include internal and external pedestal clamp circuit M52742ASP GND 1(G) 10 INPUT(B) 11 VCC1(B) 12 OSD IN(B) 13 GND 1(B) 14 ABL IN 15 UNIFORMITY IN 16 STRUCTURE Bipolar silicon monolithic IC APPLICATION CRT display monitor VCC=5V 17 SOG SEP OUT 18 RECOMMENDED OPERATING CONDITION Supply voltage range......................11.5 to 12.5V (V3, V8, V12, V36) 4.5 to 5.5V (V17) Rated supply voltage..................................12.0V (V3, V8, V12, V36) 5.0V (V17) Outline 36P4E MAJOR SPECIFICATION Bus controlled 3ch video pre-amp with OSD mixing function and retrace blanking function 1 MAIN BRIGHTNESS 30 27 PRE RETRACE BLK IN OSD IN (R) 4 BLOCK DIAGRAM INPUT (R) OSD MIX AMP 2 35 OUTPUT (R) CLAMP SUB CONTRAST MAIN CONTRAST RETRACE BLANKING Vcc1 (R) 12V SUB CONT (8bit) CLAMP F/B 3 . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA GND 1(R) 5 34 EXT FEED BACK (R) OSD IN (G) 9 INPUT (G) 6 CLAMP SUB CONTRAST OSD MIX AMP MAIN CONTRAST RETRACE BLANKING 32 OUTPUT (G) Vcc1 (G) 12V SUB CONT (8bit) CLAMP F/B 8 31 EXT FEED BACK (G) GND 1(G) 10 OSD IN (B) 13 INPUT (B) 11 OSD MIX AMP CLAMP SUB CONTRAST MAIN CONTRAST RETRACE BLANKING 29 OUTPUT (B) Vcc1 (B) 12V 12 SUB CONT (8bit) Main CONTRAST 8bit OSD LEVEL 4bit GND 1(B) 14 CLAMP F/B 28 EXT FEED BACK (B) CONTRAST (ABL) IN 15 17 Vcc 5V (DIGITAL) 21 SDA DAC R SUB CONT 8bit G SUB CONT 8bit B SUB CONT 8bit BUS I/F 20 SCL 22 GND(5V) INPUT (SOG) 7 Sync On GreenSep SOG SEP OUT 18 16 36 33 1 OSD BLK IN 23 24 25 26 DAC OUTPUT FOR CUT-OFF adj 19 MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR CLAMP PULSE UNIFORMITY IN IN Vcc2=12V GND2 2 ARY ELIMIN PR MITSUBISHI ICs (Monitor) . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR ABSOLUTE MAXIMUM RATINGS (Ta=25C) Symbol VCC12 VCC5 Pd Topr Tstg Vopr12 Vopr5 Parameter Supply voltage (pins 3,8,12,36) Supply voltage (pin 17) Power dissipation Ambient temperature Storage temperature Recommended supply 12 Recommended supply 5 Ratings 13.0 6.0 2403 -20 to +75 -40 to +150 12.0 5.0 Unit V V mW C C V V ELECTRICAL CHARACTERISTICS (VCC=12V, 5V, Ta=25C, unless otherwise noted) Test point 2,6,11 (s) RGB in Input CTL voltage BUS CTL (H) 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 0BH Main Sub Sub Sub OSD BLK D/A D/A D/A D/A INT cont cont cont cont Adj Adj OUT OUT OUT OUT EXT 1 2 3 1 2 3 4 FFH FFH FFH FFH 00H 255 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 Limits Unit Min. Typ. Max. 6.0 126 146 18 8.0 25 mA mA VP-P VP-P dB dB dB - Symbol Parameter 1 4,9,13 19 7 27 16 30 15 OSD OSD CP in ReT SOG UNI Bri- ABL in BLK in BLK in ght ICC1 ICC2 Vomax Vimax Gv Gv VC1 VC1 VC2 VC2 VC3 VC3 VSC1 VSC1 VSC2 VSC2 VSC3 VSC3 Circuit current1 Circuit current2 Output dynamic range IA IB OUT a a a a a a a a a a a a a - a a a a a a a a a a a - Maximum input Maximum gain Relative maximum gain Main contrast control characteristics1 Main contrast control relative characteristics1 Main contrast control characteristics2 Main contrast control relative characteristics2 Main contrast control characteristics3 Main contrast control relative characteristics3 Sub contrast control characteristics1 Sub contrast control relative characteristics1 Sub contrast b SG2 b IN OUT SG2 OUT OUT OUT OUT OUT OUT OUT b SG1 b SG1 b SG1 b SG1 b SG1 b SG1 b SG1 - b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 - a a a a a a a a a a a - a a a a a a a a a a a - a a 4.0 5.0 4.0 5.0 Vari a able 5.0 a a a a a a a a 2.0 5.0 2.0 5.0 64H 100 1.6 Variable FFH 255 16.5 17.7 19.4 0.8 1.0 1.2 C8H 200 2.0 5.0 - 15.5 17.0 18.5 0.8 1.0 1.2 64H 100 2.0 5.0 - 9.5 11.0 12.5 0.8 0.2 0.8 1.0 0.4 1.0 1.2 0.6 1.2 14H 20 2.0 5.0 - V P-P dB dB - FFH C8H C8H C8H 255 200 200 200 2.0 5.0 - 16.0 17.5 19.0 0.8 1.0 1.2 - - 64H 100 64H 100 control characteristics2 Sub contrast control relative characteristics2 Sub contrast control characteristics3 Sub contrast control relative characteristics3 2.0 5.0 - FFH 64H 255 100 12.0 13.5 15.0 0.8 1.5 0.8 1.0 1.9 1.0 1.2 2.2 1.2 - - 14H 20 14H 20 2.0 5.0 - FFH 14H 255 20 V P-P - - - - - 3 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR ELECTRICAL CHARACTERISTICS (cont.) Symbol Parameter Test point 2,6,11 (s) RGB in Input CTL voltage BUS CTL (H) 0BH INT EXT Limits Unit Min. Typ. Max. 3.5 0.8 4.7 0.8 2.6 0.8 3.3 -0.3 1.5 -0.3 0.7 -0.3 -2.0 -1.0 4.1 1.0 5.0 1.0 3.1 1.0 3.7 0 1.8 0 0.9 0 0 0 0 0 3.0 0 -25 -15 -25 -15 -25 -15 4.7 1.2 5.8 1.2 3.6 1.2 4.1 0.3 2.1 0.3 1.1 0.3 2.5 1.0 3.0 1.0 5.0 1.0 -20 -10 -20 -10 -20 -10 VP-P VP-P VP-P V V V V V V dB dB dB dB dB dB dB dB dB dB dB dB 1 4,9,13 19 7 27 16 30 15 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H Sub Sub Sub D/A D/A D/A D/A OSD OSD CP in ReT SOG UNI Bri- ABL Main cont cont cont OSD BLK OUT OUT OUT OUT cont Adj Adj in BLK 1 2 3 1 2 3 4 BLK in in ght VMSC VMSC Main/sub contrast control characteristics Main/sub contrast control relative characteristics OUT OUT OUT OUT OUT OUT OUT OUT OUT - b SG1 b SG1 b SG1 a a a b SG3 b SG3 b SG3 - a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a b SG5 b SG5 b SG5 b SG5 b SG5 b SG5 a 5V a 5V a 5V a 5V a 5V a 5V a 5V a 5V a 5V a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a - 2.0 5.0 - C8H C8H C8H C8H 200 200 200 200 - - - - ABL1 ABL1 ABL2 ABL2 VB1 VB1 VB2 VB2 VB3 VB3 FC1 FC1 FC1' FC1' FC2 FC2 C.T.1 C.T.1' C.T.2 C.T.2' C.T.3 C.T.3' ABL control characteristics1 ABL control relative characteristics1 2.0 4.0 - FFH FFH FFH FFH 255 255 255 255 ABL control characteristics2 ABL control relative characteristics2 2.0 2.0 - Brightness control characteristics1 Brightness control relative characteristics1 Brightness control characteristics2 Brightness control relative characteristics2 Brightness control characteristics3 Brightness control relative characteristics3 Frequency characteristics1 (f=50MHz) Frequency relative characteristics1 (f=50MHz) 4.0 5.0 - 2.0 5.0 - 1.0 5.0 - Va Vari a able 5.0 ria ble - - - FFH FFH FFH 00H 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 Frequency characteristics1 (f=200MHz) Frequency relative characteristics1 (f=200MHz) Va Vari a able 5.0 ria ble -3.0 -1.0 -3.0 -1.0 Vari a able 5.0 FFH 255 Frequency characteristics2 (f=200MHz) Frequency relative characteristics2 (f=200MHz) Crosstalk 1 (f=50MHz) Crosstalk 1 (f=200MHz) Crosstalk 2 (f=50MHz) Crosstalk 2 (f=200MHz) Crosstalk 3 (f=50MHz) Crosstalk 3 (f=200MHz) 2bSG3 OUT(29) 6a OUT(32) 11a 2bSG3 OUT(29) 6a OUT(32) 11a 2a OUT(29) 6bSG3 OUT(35) 11a 2a OUT(29) 6bSG3 OUT(35) 11a 2a OUT(32) 6a OUT(35) 11bSG3 2a OUT(32) 6a OUT(35) 11bSG3 Vari a able 5.0 Vari a able 5.0 Vari a able 5.0 Vari a able 5.0 Vari a able 5.0 Vari a able 5.0 - 4 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR ELECTRICAL CHARACTERISTICS (cont.) Test point 2,6,11 (s) RGB in Input CTL voltage BUS CTL (H) 0BH INT EXT Limits Unit Min. Typ. Max. -0.8 -0.8 1.0 1.7 2.2 0 0 1.5 0.8 0.8 2.0 ns ns ns ns V Symbol Parameter 1 4,9,13 19 7 27 16 30 15 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H Sub Sub Sub D/A D/A D/A D/A OSD OSD CP in ReT SOG UNI Bri- ABL Main cont cont cont OSD BLK OUT OUT OUT OUT cont Adj Adj in BLK 1 2 3 1 2 3 4 BLK in in ght Tr Tf Tr Tr VthCP Pulse characteristics1 (4VP-P) Pulse characteristics2 (4VP-P) Relative pulse characteristics1 Relative pulse characteristics2 OUT OUT b SG1 b SG1 a a a a a a a a a a b SG5 b SG5 b SG5 b SG5 b SG5 Variable a a a a a a a a a Va Vari a able 5.0 ria ble Va Vari a able 5.0 ria ble b OUT SG1 b OUT SG1 b OUT SG1 OUT OUT OUT OUT OUT OUT OUT OUT OUT OUT OUT OUT b SG1 a a a a a a Vari a able 5.0 Vari a able 5.0 a 2.0 5.0 Vari able Vari able WCP OTr OTf Oaj1 Oaj1 Oaj2 Oaj2 OBLK OBLK Clamp pulse threshold voltage Clamp pulse minimum width OSD pulse characteristics1 OSD pulse characteristics2 OSD adjust control characteristics1 OSD adjust control relative characteristics1 OSD adjust control characteristics2 OSD adjust control relative characteristics2 OSD adjust control characteristics3 OSD adjust control relative characteristics3 a FFH 255 a a b SG5 Variable a a a a a a a a a a a a a a a a a a a a a a a a a a a a 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 08H 8 0.2 4.6 0.8 2.8 0.8 0.5 3.0 3.0 5.4 1.0 3.3 1.0 6.0 6.0 6.2 1.2 3.8 1.2 s ns ns VP-P VP-P VP-P VP-P V V V V V V b b a SG6 SG5 b b a SG6 SG5 b b b SG6 SG6 SG5 - 08H 8 0FH 15 08H 8 b b b SG6 SG6 SG5 b SG6 2.0 5.0 - a - b SG5 - 00H 0 2.0 5.0 - 0 -0.1 -0.3 -0.2 - 08H 8 0 2.7 2.7 2.0 1.0 0.4 1.5 0.2 3.2 3.2 2.3 1.3 0.7 2.0 VthOSD OSD input threshold voltage OSD BLK input b b b SG6 SG6 Variable SG5 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.2 2.2 0FH 15 VthBLK threshold voltage b b SG6 a SG1 Variable b SG5 00H 0 HBLK1 HBLK2 HBLK3 Retrace BLK characteristics1 Retrace BLK characteristics2 Retrace BLK characteristics3 Retrace BLK a a a a a a a a a a a a b b SG5 SG7 a b b SG5 SG7 a b b SG5 SG7 a b b SG7 SG5 Variable a 1.7 0.7 0.1 1.0 06H 6 00H 0 VthRET input threshold voltage 08H 8 SS-NV SS-SV VSH VSL TDS-F SOG input maximum noise voltage SOG minimum input voltage Sync output hi level Sync output lo level Sync output delay time1 SonG IN Sync OUT a a a a a SG4 a Variable b 2.0 5.0 - - 0.02 VP-P SonG IN Sync OUT a a a a a a a a a a a a a a a a a SG4 a Variable b 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 0.2 4.5 0 0 0.3 4.9 0.3 60 5.0 0.6 90 VP-P V V ns Sync OUT b a SG4 a b a SG4 a b a SG4 a Sync OUT Sync OUT 5 ARY ELIMIN PR MITSUBISHI ICs (Monitor) n. cificatio ge. nal spe bject to chan not a fi u :This is ic limits are s Notice rametr pa Some M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR ELECTRICAL CHARACTERISTICS (cont.) Symbol Parameter Test point 2,6,11 (s) RGB in Sync OUT Input CTL voltage BUS CTL (H) 0BH INT EXT Limits Unit Min. Typ. Max. 0 60 5.0 0.5 10 5 90 5.5 1.0 1.0 13 6.5 1.0 ns VDC VDC LSB % % mA mA 1 4,9,13 19 7 27 16 30 15 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H Sub Sub Sub D/A D/A D/A D/A OSD OSD CP in ReT SOG UNI Bri- ABL Main cont cont cont OSD BLK OUT OUT OUT OUT cont Adj Adj in BLK 1 2 3 1 2 3 4 BLK in in ght TDS-R VOH VOL DNL UNI1 UNI2 1A1A+ Sync output delay time2 D/A H output voltage D/A L output voltage D/A nonlinearity Uniformity characteristics1 Uniformity characteristics2 a a a a a a a a a a a a a a a a a a a a a a a a b SG5 b SG5 a a b a SG4 a 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 2.0 5.0 00H 00H 0 0 00H 00H 00H 0 0 0 00H 0 00H 00H 0 0 00H 00H 00H 0 0 0 C8H C8H C8H C8H 200 200 200 200 FFH FFH FFH FFH 00H 255 255 255 255 0 00H FFH FFH FFH FFH 00H 0 255 255 255 255 0 D/A OUT D/A OUT D/A OUT a a a a a a a a a a a a a a a a a b SG6 2.5V b SG6 1.25V 4.5 0 -1.0 7 3.5 0.18 - 00H 0 00H 0 00H 0 00H 0 Vari Vari Vari Vari able able able able b OUT SG1 b OUT SG1 D/A OUT D/A OUT a a FFH FFH FFH FFH 255 255 255 255 D/A input current range D/A output current range a a ELECTRICAL CHARACTERISTICS TEST METHOD ICC1 Circuit current1 Measuring conditions are as listed in supplementary Table. Measured with a current meter at test point IA. ICC2 Circuit current2 Measuring conditions are as listed in supplementary Table. Measured with a current meter at test point IB. Vomax Output dynamic range Decrease V30 gradually, and measure the voltage when the waveform output is distorted. The voltage is called VOL. Next, increase V30 gradually, and measure the voltage when the top of waveform output is distorted. The voltage is called VOH. Voltage Vomax is calculated by the equation below: Vomax = VOH-VOL (V) VOH Gv Maximum gain Input SG1, and read the amplitude output at OUT (29, 32, 35). The amplitude is called VOUT (29, 32, 35). Maximum gain GV is calculated by the equation below: GV=20Log Gv Relative maximum gain Relative maximum gain DGV is calculated by the equation bellow: GV= VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) VC1 Main contrast control characteristics1 Measuring the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Main contrast control characterics VC1 is calculated by the equation bellow: VOUT (dB) VC1=20Log 0.7 VC1 Main contrast control relative characteristics1 VOUT (dB) 0.7 5.0 Waveform output VOL 0.0 Relative characteristics VC1 is calculated by the equation bellow: VC1=VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) VC2 Main contrast control characteristics2 Measuring condition and procedure are the same as described in VC1. VC2 Main contrast control relative characteristics2 Measuring condition and procedure are the same as described in VC1. Vimax Maximum input Increase the input signal (SG2) amplitude gradually, starting from 700mVP-P. Measure the amplitude of the input signal when the output signal starts becoming distorted. 6 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR VC3 Main contrast control characteristics3 Measuring the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). VC3 Main contrast control relative characteristics3 Measuring condition and procedure are the same as described in VC1. ABL1 ABL control characteristics1 Measure the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as ABL1. ABL1 ABL control relative characteristics1 Relative characteristics ABL1 is calculated by the equation below: ABL1= VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) VSC1 Sub contrast control characteristics1 Measure the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Sub contrast control characteristics VSC1 is calculated by the equation below: VSC1=20Log VOUT (dB) 0.7 ABL2 ABL control characteristics2 Measuring condition and procedure are the same as described in ABL1. ABL2 ABL control relative characteristics2 Measuring condition and procedure are the same as described in ABL1. VSC1 Sub contrast control relative characteristics1 Relative characteristics VSC1 is calculated by the equation below: VSC1=VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29). VSC2 Sub contrast control characteristics2 Measuring condition and procedure are the same as described in VSC1. VSC2 Sub contrast control relative characteristics2 Measuring condition and procedure are the same as described in VSC1. VSC3 Sub contrast control characteristics3 Measuring the amplitude output at OUT (29, 32, 35). The measured value is called VSC3 VSC3 Sub contrast control relative characteristics3 Measuring condition and procedure are the same as described in VSC1. VMSC Main/sub contrast control characteristics Measure the amplitude output at OUT (29, 32, 35). The measured value is called VMSC VB1 Brightness control characteristics1 Measure the DC voltage at OUT (29, 32, 35) with a voltmeter. The measured value is called VOUT (29, 32, 35), and is treated as V B1. VB1 Brightness control relative characteristics1 Relative characteristics VB1 is calculated by the difference in the output between the channels. VB1= VOUT (29) -VOUT (32), VOUT (32) -VOUT (35), VOUT (35) -VOUT (29) VB2 Brightness control characteristics2 Measuring condition and procedure are the same as described in VB1. VB2 Brightness control relative characteristics2 Measuring condition and procedure are the same as described in VB1. VB3 Brightness control characteristics3 Measuring condition and procedure are the same as described in VB1. VMSC Main/sub contrast control relative characteristics Relative characteristics VMSC is calculated by the equation below: VB3 Brightness control relative characteristics3 Measuring condition and procedure are the same as described in VB1. VMSC = VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) 7 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR FC1 Frequency characteristics1 (f=50MHz) First, SG3 to 1MHz is as input signal. Input a resister that is about 2k to offer the voltage at input pins (2, 6, 11) in order that the bottom of input signal is 2.5V. Control the main contrast in order that the amplitude of sine wave output is 4.0VP-P. Control the brightness in order that the bottom of sine wave output is 2.0VP-P. By the same way, measure the output amplitude when SG3 to 50MHz is as input signal. The measured value is called VOUT (29, 32, 35). Frequency characteristics FC1 (29, 32, 35) is calculated by the equation below: VOUT VP-P FC1=20log (dB) Output amplitude when inputted SG3 (1MHz):4V P-P C.T.2 Crosstalk2 (f=50MHz) Input SG3 (50MHz) to pin6 only, and then measure the waveform amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.2 is calculated by the equation below: C.T.2=20 log VOUT (29, 32) VOUT (35) (dB) C.T.2' Crosstalk2 (f=200MHz) Measuring condition and procedure are the same as described in C.T.2, expect SG3 to 200MHz. C.T.3 Crosstalk3 (f=50MHz) Input SG3 (50MHz) to pin11 only, and then measure the waveform amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.3 is calculated by the equation below: C.T.3=20 log VOUT (29, 32) VOUT (35) (dB) FC1 Frequency relative characteristics1 (f=50MHz) Relative characteristics FC1 is calculated by the difference in the output between the channels. FC1' Frequency characteristics1 (f=200MHz) Measuring condition and procedure are the same as described in table, expect SG3 to 200MHz. FC1' Frequency relative characteristics1 (f=200MHz) Relative characteristics FC1' is calculated by the difference in the output between the channels. FC2 Frequency characteristics2 (f=200MHz) SG3 to 1MHz is as input signal. Control the main contrast in order that the amplitude of sine wave output is 1.0VP-P. By the same way, measure the output amplitude when SG3 to 200MHz is as input signal. The measured value is called VOUT (29, 32, 35). Frequency characteristics FC2 (29, 32, 35) is calculated by the equation below: FC2=20log VOUT VP-P (dB) Output amplitude when inputted SG3 (1MHz):4V P-P C.T.3' Crosstalk3 (f=200MHz) Measuring condition and procedure are the same as described in C.T.3, expect SG3 to 200MHz. Tr Pulse characteristics1 (4VP-P) Control the main contrast (00H) in order that the amplitude of output signal is 4.0VP-P. Control the brightness (V30) in order that the Black level of output signal is 2.0V. Measure the time needed for the input pulse to rise from 10% to 90 % (Tr1) and for the output pulse to rise from 10% to 90% (Tr2) with an active probe. Pulse characteristics Tr is calculated by the equations below : Tr = [(Tr2)2-(Tr1)2] FC2 Frequency relative characteristics2 (f=200MHz) Relative characteristics FC2 is calculated by the difference in the output between the channels. C.T.1 Crosstalk1 (f=50MHz) Input SG3 (50MHz) to pin2 only, and then measure the waveform amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35). Crosstalk C.T.1 is calculated by the equation below: C.T.1=20 log VOUT (29, 32) VOUT (35) (dB) Tr Relative pulse characteristics1 Relative characteristics Tr is calculated by the difference in the output between the channels. Tf Pulse characteristics2 (4VP-P) Measure the time needed for the input pulse to fall from 90% to 10% (Tf1) and for the output pulse to fall from 90% to 10% (Tf2) with an active prove. Pulse characteristics Tf is calculated by the equations below : Tf = [(Tf2)2-(Tf1)2] C.T.1' Crosstalk1 (f=200MHz) Measuring condition and procedure are the same as described in C.T.1, expect SG3 to 200MHz. 8 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR Tf Relative pulse characteristics2 Relative characteristics Tf is calculated by the difference in the output between the channels. 100% 90% OBLK OSD adjust control characteristics3 Measuring condition and procedure are the same as described in Oaj1. OBLK OSD adjust control relative characteristics3 Measuring condition and procedure are the same as described in Oaj1. 10% 0% Tr1 or Tr2 Tf1 or Tf2 VthOSD OSD input threshold voltage Reduce the SG6 input level gradually, monitoring output. Measure the SG6 level when the output reaches 0V. The measured value is called VthOSD. VthBLK OSD BLK input threshold voltage Confirm that output signal is being blanked by the SG6 at the time. Monitoring to output signal, decreasing the level of SG6. Measure the top level of SG6 when the blanking period is disappeared. The measured value is called VthBLK. HBLK1 Retrace BLK characteristics1 Measure the amplitude output is blanked by the SG7 at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as HBLK1. HBLK2 Retrace BLK characteristics2 Measure the amplitude output is blanked by the SG7 at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as HBLK2. HBLK3 Retrace BLK characteristics3 Measure the amplitude output is blanked by the SG7 at OUT (29, 32, 35). The measured value is called VOUT (29, 32, 35), and is treated as HBLK3. VthRET Retrace BLK input threshold voltage Confirm that output signal is being blanked by the SG7 at the time. Monitoring to output signal, decreasing the level of SG7. Measure the top level of SG7 when the blanking period is disappeared. The measured value is called VthRET. VthCP Clamp pulse threshold voltage Turn down the SG5 input level gradually from 5.0VP-P, monitoring the waveform output. Measure the top level of input SG5 at when the output pedestal level is start to going down or unstable. WCP Clamp pulse minimum width Decrease the SG5 pulse width gradually from 0.5 s, monitoring the output. Measure the input SG5 pulse width (at the point of 1.5V) at when output pedestal level is start to going down or unstable. OTr OSD pulse characteristics1 Measure the time needed for the output pulse to rise from 10% to 90% (Otr) with an active prove. OTf OSD pulse characteristics2 Measure the time needed for the output pulse to fall from 90% to 10% (Otf) with an active prove. Oaj1 OSD adjust control characteristics1 Measure the amplitude output at OUT (29, 32, 35). The measured value is called VOUT (29,32,35), and is treated as Oaj1. Oaj1 OSD adjust control relative characteristics1 Relative characteristics Oaj1 is calculated by the equation below: Oaj1=VOUT (29)/VOUT (32), VOUT (32)/VOUT (35), VOUT (35)/VOUT (29) Oaj2 OSD adjust control characteristics2 Measuring condition and procedure are the same as described in Oaj1. Oaj2 OSD adjust control relative characteristics2 Measuring condition and procedure are the same as described in Oaj1. 9 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR VOH D/A H output voltage Measure the DC voltage at D/AOUT. The measured value is treated as VOH. VOL D/A L output voltage Measure the DC voltage at D/AOUT. The measured value is treated as VOL. IAO D/A output current range Electric current flow from the output of D/AOUT must be less than 1.0mA --- IA+. Electric current flow into the output of D/AOUT must be more than 0.18mA --- IA-. SS-NV SOG input maximum noise voltage The sync's amplitude of SG4 be changed all white into all black, increase from 0VP-P to 0.02VP-P. No pulse output permitted. SS-SV SOG minimum input voltage The sync's amplitude of SG4 be changed all white or all black, decrease from 0.3VP-P to 0.2VP-P. Confirm no malfunction produced by noise. VSH Sync output hi level Measure the high voltage at SyncOUT. The measured value is treated as VSH. VSL Sync output lo level Measure the low voltage at SyncOUT. The measured value is treated as VSL. IAD/A OUT A 1VDC TDS-F Sync output delay time1 SyncOUT becomes High with sync part of SG4. Measure the time needed for the front edge of SG4 sync to fall from 50% and for SyncOUT to rise from 50% with an active prove. The measured value is treated as TDS-F, less than 90nsec. TDS-R Sync output delay time2 Measure the time needed for the rear edge of SG4 sync to rise from 50% and for SyncOUT to fall from 50% with an active prove. The measured value is treated as TDS-R, less than 90nsec. DNL D/A nonlinearity The difference of differential non-linearity of D/AOUT must be less than 1.0LSB. UNI1 Uniformity characteristics1 UNI2 Uniformity characteristics2 VuniA is amplitude output at OUT (29, 32, 35), when SG6 is low voltage. VuniB is amplitude output at OUT (29, 32, 35), when SG6 is high voltage. moduration ratio UNI (UNI2) is calculated by the equation below; UNI1 (UNI2)=100 * (VuniB/VuniA-1) (%) SG4 Pedestal voltage sync (50%) (50%) SyncOUT TDS-F TDS-R OUT VuniB VuniA Pedestal voltage SG6 5VP-P (2.5VP-P) 10 ARY ELIMIN PR MITSUBISHI ICs (Monitor) n. cificatio ge. nal spe bject to chan not a fi u :This is ic limits are s Notice rametr pa Some M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR I2C-BUS PROTOCOL (1) Slave address D7 1 D6 0 D5 0 D4 0 D3 1 D2 0 D1 0 R/W 0 =88H (2) Slave receiver format S SLAVE ADDRESS A acknowledge SUB ADDRESS A DATA BYTE A P STOP condition START condition (3) Sub address byte and data byte format Function Main contrast Sub contrast R Sub contrast G Sub contrast B OSD level RE-BLK adjust D/A OUT1 D/A OUT2 D/A OUT3 D/A OUT4 Pedestal clamp INT/EXT SW Notes) pedestal level INT/EXT SW 0 INT 1 EXT bit 8 8 8 8 4 4 8 8 8 8 1 sub add. 00H 01H 02H 03H 04H 05H 06H 07H 08H 09H 0BH D7 A07 0 A17 1 A27 1 A37 1 0 0 A67 1 A77 1 A87 1 A97 1 0 Data byte (top:byte format under:start condition) D6 D5 D4 D3 D2 D1 A06 A05 A04 A03 A02 A01 1 0 0 0 0 0 A16 A15 A14 A13 A12 A11 0 0 0 0 0 0 A26 A25 A24 A23 A22 A21 0 0 0 0 0 0 A36 A35 A34 A33 A32 A31 0 0 0 0 0 0 A43 A42 A41 0 0 0 1 0 0 A53 A52 A51 0 0 0 1 0 0 A66 A65 A64 A63 A62 A61 0 0 0 0 0 0 A76 A75 A74 A73 A72 A71 0 0 0 0 0 0 A86 A85 A84 A83 A82 A81 0 0 0 0 0 0 A96 A95 A94 A93 A92 A91 0 0 0 0 0 0 0 0 0 0 0 0 D0 A00 0 A10 0 A20 0 A30 0 A40 0 A50 0 A60 0 A70 0 A80 0 A90 0 AB0 0 11 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR TIMING REQUIREMENT OF I2C Symbol VIL VIH fSCL tBUF tHD:STA tLOW tHIGH tSU:STA tHD:DAT tSU:DAT tr tf tSU:STO Parameter Input voltage LOW Input voltage HIGH SCL clock frequency Time the bus must be free before a new transmission can start Hold time start condition. After this period the first clock pulse is generated The LOW period of the clock The HIGH period of the clock Set up time for start condition (Only relevant for a repeated start condition) Hold time for I2C devices Set-up time DATA Rise time of both SDA and SCL Fall time of both SDA and SCL Set-up time for stop condition Min. -0.5 3.0 0 4.7 4.0 4.7 4.0 4.7 0 250 4.0 Max. 1.5 5.5 100 1000 300 Unit V V kHz s s s s s s ns ns ns s TIMING DIAGRAM tr, tf tBUF VIH SDA VIL tHD:STA tSU:DAT tHD:DAT tSU:STA tSU:STO VIH SCL VIL tLOW S tHIGH S P S 12 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR INPUT SIGNAL SG No. Signals Pulse with amplitude of 0.7VP-P (f=30kHz). Video width of 25s. (75%) 33s SG1 Video signal (all white) 8s 0.7VP-P SG2 Video signal (step wave) 0.7VP-P (Amplitude is variable.) SG3 Sine wave (for freq. char.) Sine wave amplitude of 0.7VP-P. f=1MHz, 50MHz, 200MHz (variable) Video width of 25s. (75%) SG4 Video signal 0.7VP-P (all white, all black) 3s all white or all black variable. 0.3VP-P Sync's amplitude is variable. Pulse width and amplitude are variable. 0.5s SG5 Clamp pulse 5VTTL SG6 OSD pulse 5VTTL Amplitude is variable. 5s SG7 BLK pulse 5VTTL 5s Amplitude is variable. * ) f=30kHz 13 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR TEST CIRCUIT OUT (35) 100 470 100H OUT (32) V30 0 to 5V 470 OUT (29) SG7 D/A D/A D/A D/A OUT1 OUT2 OUT3 OUT4 SDA SCL SG5 C/P IN b a a 470 b SW27 SW19 36 12V 35 out 34 f/b 33 gnd 32 out 31 f/b 30 brt 29 out 28 f/b 27 blk 26 dac 25 dac 24 dac 23 dac 22 gnd 21 sda 20 scl 19 c/p M52742ASP blk 1 R 2 12V 3 osd 4 gnd 5 G 6 SonG 7 12V 8 osd 9 gnd 10 B 11 12V 12 osd 13 gnd 14 abl 15 UNI 16 5V 17 47 sync 18 IN (2) 3.3 0.01 IN (6) SONG IN 3.3 0.01 1 IN (11) 3.3 0.01 V15 0 to 5V b a SYNC OUT SW1 a SW2 ba b SW4 a b SW6 a SW7 ba b SW9 a b SW11 a b SW13 a SW16 b 1k A IB IA A 47 12V SG6 SG1 SG2 SG3 SG6 5V SG4 : MEASURE POINT * Capacitor : 0.01F (unless otherwise specified.) Units Resistance : Capacitance : F 14 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR TYPICAL CHARACTERISTICS THERMAL DERATING 2800 2403 2400 2000 1600 1200 2 800 400 0 -20 1 0 00H Sub contrast: Max MAIN CONTRAST CONTROL CHARACTERISTICS 6 5 4 1442 3 0 25 50 75 100 125 150 FFH AMBIENT TEMPERATURE Ta ( C) MAIN CONTRAST CONTROL DATA SUB CONTRAST CONTROL CHARACTERISTICS 6 5 4 3 2 1 0 00H BRIGHTNESS CONTROL CHARACTERISTICS 6 5 4 3 2 1 0 Main contrast: Max FFH 0 2 4 SUB CONTRAST CONTROL DATA BRIGHTNESS CONTROL VOLTAGE (VDC) ABL CHARACTERISTICS 6 5 4 3 2 1 0 0 5 OSD ADJUST CONTROL CHARACTERISTICS 6 5 4 3 2 1 0 0H Main contrast: Max Sub contrast : Max FH ABL CONTROL VOLTAGE (VDC) OSD ADJUST CONTROL DATA 15 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR SYNC ON GREEN INPUT MIN. PULSE WIDTH 12 (Video duty=75%) 10 8 Sync separate normal operating range 6 4 2 0 0 0.5 6 4 2 0 0 10 8 12 UNIFORMITY CHARACTERISTICS 7 1m 0.5 1.0 1.5 2.0 2.5 INPUT SYNC AMPLITUDE (VP-P) IN INPUT AMPLITUDE (VP-P) 16 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR APPLICATION EXAMPLE CRT 110V Cut Off Adj DAC OUTx4 5VTTL BLK IN (for retrace) SDA 0 to 5V 100 100H 36 35 34 33 32 31 0.01 30 29 28 27 0.01 0.01 0.01 0.01 26 25 24 23 22 21 20 19 SCL Clamp pulse IN 470 470 470 M52742ASP 1 2 3 4 0.01 5 6 7 8 9 10 0.01 11 12 13 14 0.01 15 16 17 18 1 3.3 0.01 47 3.3 0.01 47 3.3 0.01 47 2.2 33 1k ABL IN 0 to 5V Sync Sep OUT 75 5VTTL 5VTTL 75 5VTTL 75 5VTTL Uniformity IN OSD IN (B) OSD IN (G) OSD IN (R) BLK IN (for OSD) 0.01 47 12V 5V INPUT (R) INPUT (G) * SONG INPUT INPUT (B) *FEED BACK IS INTERNAL FEED BACK Units Resistance : Capacitance : F * Circuit example of pin6 and pin7 same signal input 17 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION OF PIN Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function R G 1 *Input pulses 3.7 to 5V GND to1.7V 2.7V 1 OSD BLK IN - 2K B *Connected to GND if not used. 0.37mA 0.37mA 2k 2k 2 6 11 INPUT (R) INPUT (G) INPUT (B) 2.5 *Clamped to about 2.5V due to clamp pulses from pin 19. *Input at low impedance. 2.5V 0.3mA CP 3 8 12 VCC1 (R) VCC1 (G) VCC1 (B) 12 - *Apply equivalent voltage to 3 channels. *Input pulses 4 9 13 OSD IN (R) OSD IN (G) OSD IN (B) 1k 3.7 to 5V GND to 1.7V - 2k 0.5mA 2.7V *Connected to GND if not used. 5 10 14 22 33 GND 1 (R) GND 1 (G) GND 1 (B) GND (5V) GND 2 GND - 7 7 INPUT (S on G) When open 2.5V 0.22mA 0.15mA *SYNC ON GREEN input pin for sync separation. Sync is negative. 3.33V input signal at Pin7, compare with the reference voltage of internal circuit in order to 500 separate sync signal. *When not used, set to 0.22mA OPEN. 18 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION OF PIN (cont.) Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function 2.5V 20k 15 ABL IN When open 2.5V 1.2k 1.2k 30k *ABL (Automatic Beam Limiter) input pin. Recommended voltage range is 0 to 5V. When ABL function is not used, set to 5V. 0.5mA 15 200 16 Uniformity IN 5.75 20k 7.25V 16 *Uniformity input pin. Recommended amplitude range is 0 to 5VP-P. 5k 17 VCC (5V) 5 18 18 S on G Sep OUT - *Sync signal output pin, Being of open collector output type. 41k *Input pulses 2.5 to 5V 19 Clamp Pulse IN 19 2.2V GND to 0.5V *Input at low impedance. 0.15mA 50k 20 SCL 20 2k 3V *SCL of I2C BUS (Serial clock line) VTH=2.3V 19 PRE . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION OF PIN (cont.) Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function 50k 21 SDA 21 2k 3V *SDA of I2C BUS (Serial data line) VTH=2.3V 23 24 25 26 D/A OUT - *D/A output pin. Output voltage range is 0 to 5V, Min input current is 0.18mA when D / A output pin is 1V. Max output current is 1.0mA. 50k R G *Input pulses 2.5 to 5V GND to 0.5V 27 Retrace BLK IN 27 B 2.25V *Connected to GND if not used. 35k 28 31 34 EXT Feed Back (B) EXT Feed Back (G) EXT Feed Back (R) Variable 29 32 35 OUTPUT (B) OUTPUT (G) OUTPUT (R) 36 Variable 50 *A resistor is needed on the GND side. Set discretionally to maximum 15mA, depending on the required driving capacity. 50 36 VCC2 12 *Used to supply power to output emitter follower only. 20 PR . ification e. al spec ject to chang ot a fin b his is n limits are su Notice:T rametric pa Some RY LIMINA E MITSUBISHI ICs (Monitor) M52742ASP BUS CONTROLLED 3-CHANNEL VIDEO PREAMP FOR CRT DISPLAY MONITOR DESCRIPTION OF PIN (cont.) Pin No. Name DC voltage (V ) Peripheral circuit of pins Description of function 35k 30 Main Brightness - *It is recommended that the IC be used between pedestal voltage 2V and 3V. 30 APPLICATION METHOD FOR M52742SP CLAMP PULSE INPUT Clamp pulse width is recommended above 15kHz, 1.0sec above 30kHz, 0.5sec above 64kHz, 0.3sec. The clamp pulse circuit in ordinary set is a long round about way, and beside high voltage, sometimes connected to external terminal, it is very easy affected by large surge. Therefore, the Fig. shown right is recommended. NOTICE OF APPLICATION *Make the nearest distance between output pin and pull down resistor. *Recommended pedestal voltage of IC output signal is 2V. 19 EXT-FEED BACK In case of application circuit example of lower figure, Set up R1, R2 which seems that the black level of the signal feedbacked from Power AMP is 1V, when the bottom of output signal is 1V. Power Amp Power Amp OUT Pre Amp INPUT R MAIN BRIGHTNESS DC:1 to 5V R OUT PUT Black level 1 to 5V M52742ASP R Feed back Black level 1 to 5V R1 R2 EXT-FEED BACK APPLICATION CIRCUIT 21 |
Price & Availability of M52742ASP
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |