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ver.5 NJW1300B -1- signal processor for color tft package outline features supply voltage 5v y/c separator input ntsc/pal system (3.58mhz, 4.43mhz) unnecessary adjustment of oscillation frequency for internal count down circuit. external one system input for analog rgb internal enhancer circuit internal gamma 1 point correction circuit internal color tft common pole driver bi-cmos technology package outline tqfp64 brock diagram int/ext sw 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 syncsep afc 32f h vco common driver color killer ident acc tint apc vco demod matrix picture v count down h count down reg a lt a mp a lt a mp a lt a mp gamma correct gamma correct gamma correct cla mp cla mp cla mp cont rast cont rast cont rast gain r gain b NJW1300Bfg1 pin configuration 1.vcomamp 2.vcc3 3.vcomin 4.vcomcent 5.vcomfb 6.vcomout 7.vee1 8.accdet 9.cin 10.ident 11.cleaning 12.killer 13.color 14.tint 15.apc 16.vcxo1 17.vcxo2 18.chromaout 19.ryin 20.byin 21.picture 22.extinb1 23.vcc1 24.yinh 25.clampb 26.yin 27.exting1 28.sw1 29.clampg 30.nc 31.extinr1 32.gainr 33.crampr 34.contrast 35.gaclampr 36.gainb 37.gaclampg 38.vg1 39.vg2 40.gaclampb 41.subvg2r 42.subvg2b 43.subvg1r 44.subvg1b 45.bright 46.frp 47.vcc2 48.rout 49.vcenter 50.gout 51.cdet 52.bout 53.regout 54.lpf 55.vcoout 56.vcoin 57.gnd1 58.vs 59.gnd2 60.syncin 61.vdd 62.vd 63.hd 64.digref general description the NJW1300B is a color tft signal processor which include color signal modulator , count down circuit , rgb demodulator , rgb interface , and common pole driver , required by color tft signal processing after y/c separator. it corresponds broadcasting systems of both ntsc and pal , because it can select the down (1/525 or 1/625) by the internal switch. the NJW1300B is suitable for tft lcd panel and car navigation systems.
ver.5 NJW1300B -2 - absolute maximum ratings (ta=25 c) parameters symbol ratings unit supply voltage 1 vcc1-gnd 8.0 v supply voltage 2 vcc2-gnd 8.0 v supply voltage 3 vcc3-v ee 1 15.0 v supply voltage 4 v dd - digref 7.0 v supply voltage 5 v ee 1-gnd -7.0 v power dissipation p d 700 mw each adjustment terminal v in vcc1 v sync out voltage v sd v ee 1-15.0 v picture input voltage v vdin 3.0 vpp external input voltage ext in v cc 1 v frp input signal voltage frp in v cc 1 v sync input voltage sync in v cc 1 v analog rgb input signal rgb in 3.0 v pp operating temperature range torp -30 to +85 c storage temperature range tstr -40 to +125 c
ver.5 -3 - NJW1300B recommended operating condition (ta=25 c) parameter symbol test condition min. typ. max. unit v cc 1-gnd 4.75 5.0 5.25 v v cc 2-gnd v cc 5.0 5.25 v v cc 3-v ee 1 11.0 12.0 13.0 v v ee 1-gnd -5.25 -5.0 -4.75 v supply voltage range v dd -digref 4.75 5.0 5.25 v y input signal voltage y in pedestal-white 0.30 0.35 0.40 vpp c input signal voltage c in amplitude of burst signal 0.10 0.15 0.20 vpp analog rgb input signal rgb in 0.6 0.7 0.8 vpp sync input signal sync in 0.3 1.0 1.5 vpp gamma 1 control voltage vg1 1.5 - 3.5 v gamma 2 control voltage vg2 1.5 - 3.8 v bright control voltage bright 1.8 - 3.4 v
ver.5 NJW1300B -4 - electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit operating current 1 icc 1 vcc1, no signal - 33.5 45.0 ma operating current 2 icc2 vcc2, no signal - 6.5 8.4 ma operating current 3 icc3 vcc3, no signal - 5.8 8.7 ma operating current 4 icc4 v dd, no signal - 4.7 6.6 ma operating current 5 i ee 1 v ee 1, no signal -11.8 -7.5 - ma g ct1 - -12.5 -9.0 db contrast adjust gain variable range g ct2 sg1 applied to v22, v27 and v31, sg10 applied to v46, sg2 applied to v60. define the each amplitude (blk- wht) at v28=h and v34=0v, 2.5v, 5v as a,b and c. g st1 = 20log(a / b) g st2 = 20log(c / b) measure rout, gout, bout terminals. 1.0 2.5 - db g sc1 - -2.5 -1.0 db sub contrast adjust gain variable range g sc2 sg1 applied to v22 and v31, sg10 applied to v46, sg2 applied to v60. v28=h, v34=0v.define the each amplitude(blk-wht) at v32=0v,2.5v, 5v,v36=0v, 2.5v, 5v as a,b, and c. g sc1 = 20log(a / b) g sc2 = 20log(c / b) measure rout, gout, bout terminals . 1.0 2.5 - db image quality adjust variable minimum range g ps sg3 (100khz, 2.4mhz) applied to v24, v26, sg10 applied to v46, sg2 applied to v60. define each gain of sin signal of frequency as a,b. when v21=0v g p = a-b (at v21=0v) - 0 - db image quality adjust variable maximum range g pm sg3 (100khz, 2.4mhz) applied to v24, v26, sg10 applied to v46, sg2 applied to v60. define each gain of sin signal of frequency as a,b. when v21=0v g p = a-b (at v21=5v) - 16.0 - db chroma maximum output (pal) v cmax v14=0v, v13=v46=5v. sg6(4.43mhz) applied to v9, sg2 applied to v60. measure the chroma amplitude on v18. 0.6 0.95 1.35 vpp g a1 - 0 2.0 db acc characteristic (ntsc) g a2 v46=5v, sg6 (3.58mhz, 0db, +6db, -25db) applied to v9, sg2 applied to v60. measure the amplitude on v18 at 0db,+6db,-25db. define the each value as a,b, and c. g a1 = 20log(b / a) g a2 = 20log(c / a) -12.5 -7.5 - db
ver.5 -5 - NJW1300B electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit g a3 - 0 2.0 db acc characteristic (pal) g a4 v46=5v,v14=0v,sg6 (4.43mhz, 0db, +6db, -25db) applied to v9, sg2 applied to v60. measure the amplitude on v18 at 0db, +6db, -25db. define the each value as a, b, and c. g a3 = 20log(b / a) g a4 = 20log(c / a) -12.5 -7.5 - db g c1 - -30.0 -20.0 db color control gain variable range g c2 v46=5v, sg6 applied to v9, sg2 applied to v60. define the each chroma amplitude at v14=0v,2.9v and 5v as a, b and c. g c1 = 20log(a / b) g c2 = 20log(c / b) 0.7 2.7 - db f a1 - -2900 -700 hz apc capture range (ntsc) f a2 sg6 (3.58mhz, 0db) applied to v9, v46=5v, sg2 applied to v60. adjust the burst frequency until the voltage on v12 is 2v. work out difference between the frequency at that time and 3.579545mhz. f a1 = when approach burst frequency from low frequency. f a2 = when approach burst frequency from high frequency +700 +1500 - hz f a3 - -2500 -600 hz apc capture range (pal) f a4 sg6 (4.43mhz, 0db) applied to v9, v46=5v, variable the burst frequency until the voltage on v12 is 2v. work out the difference between the frequency at that time and 4.433619mhz. f a3 = when approach burst frequency from low frequency f a4 = when approach burst frequency from high frequency +600 +1700 - hz t1 -30 -60 - deg tint variable range t2 sg6 applied to v9, sg2 applied to v60. define the phase causing the maximum amplitude at v14=1.8v on gout as a. define the each phase causing the maximum amplitude at v14=2.7v, 3.6v on gout as b and c. t1 = a-b t2 = c-b - +60 +30 deg ntsc /pal switching voltage v th np switch voltage of v14. 0.4 0.7 1.0 v color killer operating input level(ntsc) v kin1 sg2 applied v60, sg6 (ntsc) applied to v9. decrease the input amplitude until the killer is turned on, and measure the input attenuation. - -42 -37 db color killer operating input level (pal) v kin2 sg2 applied v60, sg6 (pal) applied to v9. decrease the input amplitude until the killer is turned on, and measure the input attenuation. - -38 -32 db
ver.5 NJW1300B -6 - electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit output black level voltage difference among rgb ? vbrgb sg2 applied to v60, v28=v34=v39=5v, v38=1.1v, sg1 (0.7vpp) applied to v22, v27 and v31, sg10 applied to v46. define the non- inverting side of rout, gout, bout as vrb, vgb, and vbb, the invert side of them as vrbi, vgbi, and vbbi. ? vbrgb =vrb-vgb, vbb-vgb, =vrbl-vgbl, vbbl-vgbl -150 0 +150 mv int-ext output black level voltage difference ? vbie sg2 applied to v60, v28=5v, sg1 (0.7vpp) applied to v22,v27,v31, sg10 applied to v46. define the non-inverting side of rout, gout, bout as vrb, vgb, and vbb, the invert side of them as vrbi, vgbi, and vbbi, v28=0v, sg4 applied to v26, define the non-inverting side of rout, gout, bout as vrb(y), vgb(y), and vbb(y), the invert side of vrbi(y), vgbi(y), and vbbi(y). vble=vrb-vrbl(y),vgb-vgbl, =vbb-vbb(y),vrbl-vrbl(y), =vgbl-vgbl(y),vbbl-vbbl(y) -150 0 +150 mv gain difference between invert and non-invert ? ginv gain difference among rgb ? vrgb v28=5v, sg1 (0.7vpp) applied to v22, v27, v31, sg2 applied to v60, sg10 applied to v46. measure the amplitude (blk-wht) of rout, gout, bout. define the non-inverting side of vrg, vgg, vbg, the invert side of vrgl, vggl, vbgl. ? ginv=20log(vrgl/vrg) =20log(vggl/vgg) =20log(vbgl/vbg) ? vrg=20log(vrg/vgg) =20log(vgg/vbg) =20log(vbg/vrg) -0.6 0 +0.6 db frp input threshold voltage v th frp v28=5v, sg2 applied to v60, sg1 applied to v27. increase v46 until the signal on gout invert. 1.2 1.5 1.8 v interface frequency characteristic f int v28=5v, sg2 applied to v60, sg10 applied to v46, sg1 (100khz) applied to v27. adjust frequency of input signal. define the input frequency of the sine wave amplitude of the non-invert signal on gout increase the frequency until attenuate by 3db from the amplitude at the 100khz. 4.5 7 - mhz v th exh 3.3 - - v extrgb input threshold voltage v th exl switching voltage of v28. v th exh=on level voltage v th exh=off level voltage - - 1.6 v
ver.5 -7 - NJW1300B electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit g 1 17.0 23.0 29.0 db gamma characteristic g 2 v28=5v,sg2 applied to v60. sg10 applied v46. sg7 applied to v22, v27 and v31. measure the gain of slope on rout, gout, and b out , at v38=1.8v,v39=3.0v 4.0 9.0 14.0 db ? f hl 1 - +700 - hz afc lock range ? f hl 2 v46=5v, v28=5v, sg2 applied to v60. define frequency of miss lock sync at valuable frequency of sg2 when afc is lock. ? f hl 1 =miss lock to high frequency ? f hl 2 =miss lock to low frequency - -1000 - hz ? f hp 1 - +700 - hz afc capture range ? f hp 2 v46=5v, v28=5v, sg2 applied to v60. define frequency of miss lock sync at valuable frequency of sg2 when afc is miss lock. ? f hp 1 =capture from high frequency ? f hp 2 =capture from low frequency - -1000 - hz afc free-run frequency f oh v46=5v, v60 is non-input. measure the output frequency on v63. 15.2 15.7 16.2 khz horizontal output pulse width p w hd v46=5v. output pulse width on v63 3.5 3.9 4.3 us horizontal output delay t p dh v46=5v. delay time of between before external filter and v63. 0.70 0.86 1.02 us horizontal output saturation level v o lh v46=5v. low level of output on v63 - 0.1 0.3 v vertical output pulse width p w vd output pulse width on v62 3.5 4.0 4.5 h vertical output delay t p vd 0.45 0.65 0.85 h (point1) when suspected sync input to NJW1300B, necessary on 5h(1h:horizontal term, about 63.5us) of plush width of suspected sync. g 2 g 1 input voltage output volta g e
ver.5 NJW1300B -8 - electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit ctrgb1 v28=5v,sg5 (1mhz, 700mvpp) applied to v22.v21, v27, v31=gnd, v49=1.3v. measure the amplitude of 1mhz component on rout, gout and bout. calculate the amplitude ratio of rout and gout to bout. - -50 -40 db ctrgb2 v28=5v,sg5 (1mhz, 700mvpp) applied to v27.v21, v23, v31=gnd, v49=2.2v. measure the amplitude of 1mhz component on rout, gout and bout. calculate the amplitude ratio of rout and bout to gout. - -50 -40 db crosstalk among rgb ctrgb3 v28=5v,sg5 (1mhz, 700mvpp) applied to v31.v21, v23, v27=gnd, v49=1.3v. measure the amplitude of 1mhz component on rout, gout and bout. calculate the amplitude ratio of rout to gout and bout. - -50 -40 db cte1ir sg5 (1mhz, 700mvpp) applied to v31, sg2 applied to v60.v46=5v, v21, v26=gnd, v49=1.3v.measure the amplitude of 1mhz component on rout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db cte1ig sg5 (1mhz, 700mvpp) applied to v27, sg2 applied to v60.v46=5v v21, v26=gnd, v49=2.2v.measure the amplitude of 1mhz component on gout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db crosstalk 1 between sw (ext1 int) cte1ib sg5 (1mhz, 700mvpp) applied to v22, sg2 applied to v60.v46=5v v21, v26=gnd, v49=1.3v.measure the amplitude of 1mhz component on bout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db ctie1r sg5 (1mhz, 350mvpp) applied to v26, sg2 applied to v60.v46=5v v21, v31=gnd, v49=2.2v.measure the amplitude of 1mhz component on rout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db ctie1g sg5 (1mhz, 350mvpp) applied to v26, sg2 applied to v60.v46=5v v21, v27=gnd, v49=2.2v.measure the amplitude of 1mhz component on gout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db crosstalk 5 between sw (int ext1) ctie1b sg5 (1mhz, 700mvpp) applied to v26, sg2 applied to v60.v46=5v v21, v23=gnd, v49=2.2v.measure the amplitude of 1mhz component on bout. calculate the amplitude ratio of v28=0v,5v. - -50 -35 db (point2) investigation crosstalk level when design for depend to application.
ver.5 -9 - NJW1300B electrical characteristics (ta=25 c, vcc1=5v,vcc2=5v,vcc3=7v,v dd =5v,v ee 1=-5v, v1=v4=v34=v45=2.5v,v21=v28=v60=0v,v13=2.9v,v14=2.7v,v38=1v,v39=3v) parameters symbol test conditions min. typ. max unit vcom output slew rate srvcom sg9 applied to v3. measure the output on v5. 4.0 9.0 - v/us vcom center voltage vcvcom sg9 applied to v3. measure the output on v5. - 1.2 - v vcom amplitude vavcom sg9 applied to v3. measure the output on v5. - 6.5 - v p-p delay between y-c ? tdyc - 400 - ns
ver.5 NJW1300B - 10 - application circuit (ntsc) (v cc 1=5v,v cc 2=5v,v cc 3=7v,v dd =5v,v ee1 =-5v,gnd=0v,digref=0v) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1m 0 . 1 u 0 . 1 u 0 . 1 u 0 . 47 u 0 . 01 u 0.1u 0.1u 0 . 1 u syncsep afc 32f h vco common driver ci n v cc 1 ext rgb input b1 g1 r1 rgb output bout rout gout vcc3 2.2u 1u 0.1u + + + 1u 100 100 *2 *1 *1 : 2sc2120y , 2sc1959y *2 : 2sa950y , 2sa562tm *3 : 32f h c eram i c csb la 503 kecz f2 ( m ura t a ) *4 : 3 . 579545mh z x?t a l nr18 ( ni ppon d enpa k ougyo ) * 4 3p 1.8k 0.1u 0.1u 0.1u + s ync i n 1500p 1 u 360 yi n g nd1 g nd2 910k 4.7k 0.01u 100 0 . 1 u 0 . 1 u + sync output vd hd output input common 0 . 047 u 5 . 6k 8 . 2k 1 . 2k 22p 0 . 01 u 68 u vee1 color killer ident acc tint a pc vco demod matrix picture v count down h count down reg vdd sync power digref a lt a mp a lt a mp a lt a mp gamma correct gamma correct gamma correct cla mp cla mp cla mp int/ext sw frp vcc2 cont rast cont rast cont rast gain r gain b + 300 6800p *3 2k
ver.5 -11- NJW1300B application circuit (pal) (v cc 1=5v,v cc 2=5v,v cc 3=7v,v dd =5v,v ee1 =-5v,gnd=0v,digref=0v) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 1m 0 . 1 u 0 . 1 u 0 . 1 u 0 . 47 u 0 . 01 u 0.1u 0 . 1 u syncsep afc 32f h vco common driver ci n v cc 1 ext rgb in p ut b1 g1 r1 rgb out p ut bout rout gout vcc3 2.2u 1u 0.1u + + + 1u 100 100 *2 *1 0.1u 0.1u 0.1u + s ync i n 1500p 1 u 360 yi n g nd1 g nd 910k 4.7k 0.01u 100 0 . 1 u 0 . 1 u 1u + s y nc out p ut vd hd outpu input common 0 . 047 5 . 6k 8 . 2k vee1 color killer ident acc tint apc vco demod matrix picture v count down h count down reg vdd s y nc power digref a lt amp a lt amp a lt amp gamma correct gamma correct gamma correct cla mp cla mp cla mp int/ext sw frp vcc2 cont rast cont rast cont rast gain r gain b 4.7k *5 *6 0 . 01 u 1 2 3 6 4 3 4 2 1 8.2uh 390 1.2k 22p 0.01u 68u 500 *4 *1 : 2sc2120y , 2sc1959y *2 : 2sa950y , 2sa562tm *3 : 32f h c eram i c csb la 50 0kecz f2 ( m ura t a ) *6 : d eray li ne adl - cp145 ( a sa hi g arasu ) *7 : b urs t c rean i ng c o il 332pn - 2636bs ( t o k o ) *4 : 4 . 433619mh z x?t a nr18 ( ni ppon d enpa k ougyo ) *5 : m ac hi ng c o il 5pnp - 3086uh ( t o k o ) 680 p 0 . 01 u 56 p *7 10m 0.1u 0.01 0.01 0.1u 390 + 300 6800p *3 2k
ver.5 NJW1300B - 12 - input signal sg1 no sync 10step signal sg2 composite y signal with sync sg3 sine video signal with sync sg4 10step video signal sg5 no sync sine video signal 4.7us 1h 143mvpp 143mvpp 100mvpp 143mvpp 1h 200mvpp 143mvpp 1h 350mvpp 1h 1h 350mvpp
ver.5 - 13 - NJW1300B input signal sg6 c signal sg7 no sync ramp video signal sg8 video signal of turn on, turn off under 50ns sg9 turn on, turn off under 50ns sg10 frp signal of non-inverting every 1h chroma amplitude=150mvpp burst amplitude=150mvpp 1h 350mvpp 1h 350mvpp 1h 5vpp 0v 5v 1h 5vpp 0v 5v
ver.5 NJW1300B - 14 - equivalent circuit pin no. symbol function inside equivalent circuit 1 vcom amp adjust the vcom signal level. adjustable range:vcom=6.5v 2.0v 2 vcc3 supply to vcom voltage. connect to +7v supply. 3 vcom in vcom 5vpp signal input. 4 vcom cent adjust the center of vcom voltage. adjustable range: vcomcfnt=6.5v 2.0v 5 vcom fb vcom signal feedback. input the feedback signal (vcom out) through the discrete transistor buffer. 200 40 k 20 k vcc3 vee1 vee1 250 vcc3 vee1 vee1 50 k 200 75 k vcc3 vee1 vee1 36 k vcc3 vee1 vee
ver.5 - 15 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 6 vcom out vcom signal output. drive the common by connect discrete transistor. 7 vee1 connect ?5v supply at lowest voltage. 8 acc det connect to the acc filter. 9 cin chroma signal input, 150mvpp. 10 ident pal mode:connect to the ident filter. ntsc mode: open 21 k 1.2 k vcc1 vee1 gnd 200 5 k vcc1 vee1 gnd 10 vcc3 vee1 vee1 500 60 k 500 vcc1 vee1
ver.5 NJW1300B - 16 - equivalent circuit pin no. symbol function inside equivalent circuit 11 cleaning pal mode: connect to the burst cleaning coil ntsc mode: open 12 killer connect to the collor filter. 13 color adjust color. adjust the tint color by input voltage. 14 tint in case of ntsc mode, adjust the tint color. this terminal also switches between the ntsc mode and pal mode. in case of the pal mode, select this terminal is connected to the gnd. 15 apc connect to the apc detector fillter. 200 1.8 k vcc1 vee1 gnd 21 k 1.2 k vcc vee1 gnd 38 k 200 40 k vcc1 vee1 gnd 50 k 50 k 200 vcc1 vee1 gnd 18 k vcc1 vee1 gnd
ver.5 - 17 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 16 vcxo1 vcxo input. 17 vcxo2 vcxo output. 18 chroma out outputs the chrominance signal whose color gain has been adjusted and whose burst signal has been removed. 19 ryin input the chrominance signal for the pal demodulate circuit. ntsc mode: open 20 byin input the chrominance signal for the pal demodulate circuit. ntsc mode: open 200 30 k vcc1 vee1 gnd 500 vcc vee1 gnd 10 k 200 30 k vcc1 vee1 gnd vcc vee1 gnd 4 k vcc1 vee1 gnd 200
ver.5 NJW1300B - 18 - equivalent circuit pin no. symbol function inside equivalent circuit 21 picture adjust the frequency of y-signal for revise outline of y-signal. emphasize outline, when voltage increase. 22 extinb1 external b(rgb) signal input, 700mvpp and source color signal. 23 vcc1 supply voltage, 5v. 24 yinh y-signal input of high frequency division. 25 clampb connect to the clamp capacitor. vcc1 vee1 gnd vee1 20 k 11 k 39 k vcc1 gnd 200 20 k 25 k 27 k vcc1 vee1 gnd vcc1 vee1 gnd 1
ver.5 - 19 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 26 yin y-signal input, 350mvpp. 27 exting1 external g(rgb) signal input, 700mvpp and source color signal. 28 sw1 select the internal/external signal. sw=low: internal signal mode =high: external signal mode 29 clampg connect to the clamp capacitor. 30 nc vcc1 vee1 gnd vcc1 vee1 gnd 200 4 k 25 k vcc1 vee1 gnd 50k 50k 30k vcc1 vee1 gnd1
ver.5 NJW1300B - 20 - equivalent circuit pin no. symbol function inside equivalent circuit 31 extinr1 external r(rgb) signal input, 700mvpp and source color signal. 32 gainr adjust the gain of r-signal. 33 clampr connact to the clamp capacitor. 34 contrast adjust the gain of rgb signal. adjust the rgb signal range by contrast voltage. pre-set and controlled rgb togther. 35 ga clampr connect to the clamp capacitor for clamp pedestal level of r signal. leakless capacitor for use. vcc1 vee1 gnd 50 k 20 k 200 40 k vcc1 vee1 gnd 10 k 40 k 10 k 200 40 k vcc1 vee1 gnd vcc1 vee1 gnd
ver.5 - 21 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 36 gainb adjust the gain of b-signal. 37 ga clampg connect to the clamp capacitor for clamp pedestal level of g signal. leakless capacitor for use. 38 vg1 adjust the first point of low side in rgb characteristics. pre-set and controlled rgb together. 39 vg2 adjust the secound point of high side in rgb characteristics. pre-set and controlled rgb together. 40 ga clampb connect to the clamp capacitor for clamp pedestal level of b signal. leakless capacitor for use. 10 k 40 k 10 k 200 40 k vcc1 vee gnd vcc1 vee1 gnd vcc1 vee1 gnd 50 k 35 k 200 44 k 40 k vcc1 vee1 gnd 30 k 10 k 200 44 k 40 k vcc1 vee1 gnd
ver.5 NJW1300B - 22 - equivalent circuit pin no. symbol function inside equivalent circuit 41 sub vg2r adjust the secound point of high side in r characteristics. pre-set and not controlled rgb together, adjust the r signal only. 42 sub vg2b adjust the secound point of high side in b characteristics. pre-set and not controlled rgb together, adjust the b signal only. 43 sub vg1r adjust the first point of low side in r characteristics. pre-set and not controlled rgb together, adjust the r signal only. 44 sub vg1b adjust the first point of low side in b characteristics. pre-set and not controlled rgb together, adjust the b signal only. 45 bright adjust the bright of rgb signal. pre-set and controlled black level of rgb togeter. 10k 40k 10k 200 40k vcc1 vee1 gnd 10 k 40 k 10 k 200 40 k vcc1 vee1 gnd 10 k 40 k 10 k 200 40 k vcc1 vee1 gnd 15 k 200 75 k vcc3 vee1 vee1 vcc1 10 k 40 k 10 k 200 40 k vee1 gnd
ver.5 - 23 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 46 frp inverte pulth input for rgb output signal, 5vpp. 47 vcc2 supply voltage for rgb output, 5v. 48 rout r-signal output. 49 vcenter input the center voltage of rgb output signal. pre-set to 1/2 vcc2 50 gout g-signal output. vcc2 vee1 gnd vcc2 vee1 gnd 200 35 k 15 k 50 k 10 k 10 k vcc3 vee1 vee1 100 k 100 k vcc2 vee1 gnd
ver.5 NJW1300B - 24 - equivalent circuit pin no. symbol function inside equivalent circuit 51 cdet connect to the capacitor for demodulate of g signal center voltage. leakless capacitor for use. 52 bout b-signal output. 53 regout regurator output, connect to decupling capacitor. internal use only. 54 lpf connect to the apc filer. 55 vcoout 32f h vco output. vcc2 vee1 gnd 200 5 k vee1 vcc2 g nd vcc1 24.5 k 30 k vee1 vee1 vdd gnd 8.2 k 8.2 k vee1 vdd vee1 gnd 6 k
ver.5 - 25 - NJW1300B equivalent circuit pin no. symbol function inside equivalent circuit 56 vcoin 32f h vco output. 57 gnd1 connect to gnd. 58 vs connect to the capacitor with integrate vartical-synchronous -signal 59 gnd2 connect to gnd. 60 syncin synchronous signal input, synchronize with rgb out. input level is 2vpp maximum, and can input include y-signal and composite video signal. 100 100 4 k 4 k vee1 vdd gnd vdd vee1 gnd 50 15 k vdd vee1 gnd 200 18 k 4p 36 k 12 k
ver.5 NJW1300B - 26 - equivalent circuit pin no. symbol function inside equivalent circuit 61 vdd supply voltage for suncronous, 5v. 62 vd vertical synchronous signal output, cmos output. 63 hd horizontal synchronous signal output, cmos output. 64 digref connect to gnd. vdd digref digref 200 vdd digref digref 200
ver.5 - 27 - NJW1300B memo [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights.

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