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Dot Matrix LED Unit for Indoor Use LT1560ED(Chip Type)
s Features
No. of dots : 16!32dots Outline dimensions : 96!192mm Dot size : 3.0!3.0mm Dot pitch : 6.0mm Radiation color : Yellow-green+Red (dichromatic type) Driving method : 1/16 duty dynamic drive
LT1560ED
s Absolute Maximum Ratings
Parameter Supply voltage for IC Supply voltage for LED Input voltage*1 Turn-on time Operating temperature Storage temperature Power dissipation *1 VI(Ta=25C)
s Electrical Characteristics
Parameter Supply voltage for IC Supply voltage for LED IC current dissipation*1 LED current dissipation*1
(VCC=5V,VLED=4V,Ta=25C)
Unit V V V ms C C W
Symbol MIN. TYP. MAX. Unit V 5.25 5.0 VCC 4.75 V 4.25 4.0 3.75 VLED -----mA 200 150 ICC -----A 5.5 4.5 ILED ----------V 3.5 VIH Input voltage ----------V 1.5 VIL A ----------0.1 IIH Input current ----------0.12 mA IIL ----------10 MHZ fCLK Clock frequency 250 1000 70 Frame frequency fFR HZ *1 Under the condition that dichromatic all dots are lit.
s Optical Characteristics
Parameter Red Luminance Yellow-green Viewing angle Red Peak emission wavelength Yellow-green Symbol LV 21/2 p
(VCC=5V,VLED=4V,Ta=25C)
TYP 100 100 120 635 565
Unit cd/m nm
2
s Timing Chart
tsu CLOCK R &G DATA R &G DATA(OUT) t dD LATCH VD(n)data ON th t WCLK
VD(n+1)th line's data
t WL td(L-C)
VD(n+2)th line's data
td(C-L)
s Terminal Functions
Connector Symbol Power VLED supply VCC (CN1) GND A0 to A3 RDATA GDATA Input signal (CN2) LATCH Function Supply voltage for LED (+5V) Supply voltage for IC (+4V) Ground Address specification signal for row driver Serial data input for red (H=ON, L=OFF) Serial data input for yellow-green (H=ON, L=OFF) Latch signal of display data. H: Serial data is converted to parallel data. L: Contents are latched.
t WENA OFF VD(n+1)data ON 1/f ENA OFF
ENABLE ADDRESS (A0 to A3)
VD(n) td(L-A) td(E-A)
VD(n+1) td(A-E)
s Block Diagram
Input/output circuit 331 HC367 OUT
A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK
473
ENABLE Controls ON/OFF of LED (H: LED OFF) CLOCK GND A0 to A3 Clock signal for data transmission in the shift-register. (LH: serial data is shifted.)
IN
A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK
32BIT SHIFT-REGISTER, LATCH, DRIVER AND LUMINANCE ADJUSTMENT CIRCUIT
16!16DOT !2 DICHROMATIC LED MATRIX
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(Notice)
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32BIT SHIFT-REGISTER, LATCH, DRIVER AND LUMINANCE ADJUSTMENT CIRCUIT
Ground for signal Buffered input signal Input signal generated through 32-bit shift register RDATA or buffer Input signal generated through 32-bit shift register Output signal GDATA or buffer (CN3) LATCH Buffered input signal ENABLE Buffered input signal Buffered input signal CLOCK Ground for signal GND Each signal is used as input signal for next unit. * As for the terminal number, refer to the outline dimensions.
4 TO 16 DECODER
Pch FET DRIVER
5
HD0
512-t3 chip LED 192
+0 -0.5
8.2
96 +0 -0.5 HD15 V D0 Data shift direction
VD31
76 (76) (15)
20 (76)
76
CN3
1 VR2 VR1 7 CN1 1 1 10 IN CN2 (10)
84
OUT10 (10) (10) (20)
Name A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK GND
Pin connection
CN1(Power supply)
Pin No. 1 2 3 4 5 6 7 Name VLED VLED VLED VCC GND GND GND Pin No. 1 2 3 4 5 6 7 8 9 10
8-M3 Insert nut (Effective screw depth 4) CN2(Input signal) CN3(Output signal)
Pin No. 1 2 3 4 5 6 7 8 9 10 Name A0 A1 A2 A3 RDATA GDATA LATCH ENABLE CLOCK GND
LT1560ED

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