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ver.4 NJW1351 -1- low voltage video amplifier with lpf general description package outline the NJW1351 is a low voltage video amplifier with lpf circuit. by the internal charge pump circuit, output capacitor is unnecessary. the NJW1351 features low power and small package, and is suitable for low power design on downsizing of portable video system and system with video output. moreover, the following voltage gain variations are arranged. - njw1350(gain=12db) - njw1352(gain=9db) - njw1353(gain=16db) features operating voltage 2.5 to 3.45v unnecessary output coupling capacitor 6db amplifier internal 75 ? driver circuit (2-system drive) internal lpf -38db at 19mhz typ power save circuit bi-cmos technology package outline tvsp8, son10,wpcsp9(1.4x1.5x0.45mm:u.d.) pin configuration block diagram (note) tvsp8: v+1 and v+2 are the same pins, and gnd1 and gnd2 are the same pins. NJW1351kk1 NJW1351rb1 1 2 3 4 10 9 8 7 56 NJW1351kk1(son10) 1: cp1 2: v+2 3: v+1 4: vin 5: power save 6: vout 7 gnd1 8: gnd2: 9: v- 1 2 3 4 8 7 6 5 NJW1351rb1(tvsp8) 1: cp1 2: v+ 3: vin 4: power save 5: vout 6: gnd 7: v- 8: cp2 6th lpf 6db charge pump v+1 gnd1 cp1 cp2 vin power save vout v- gnd2 v+2 NJW1351we4(u.d)
ver.4 NJW1351 - 2 - absolute maximum ratings (ta=25 c) parameter symbol ratings unit supply voltage v + 3.55 v power dissipation p d tvsp8:320 son10:250 mw operating temperature range topr -40 to +85 c storage temperature range tstg -55 to +125 c recommended opearating condition (ta=25 c) parameter symbol test condition min. typ. max. unit operating voltage vopr 2.5 - 3.45 v electrical characteristics (v + =3.0v,r l =150 ? ,ta=25 c) parameter symbol test condition min. typ. max. unit operating current i cc no signal - 14.0 20.0 ma operating current at power save isave no signal, power save mode - 0 1.0 ua maximum output voltage swing vom f=100khz,thd=1% 4.5 5.2 - vp-p voltage gain gv vin=100khz, 1.0vp-p, input sine signal 6.0 6.4 6.8 db gfy4.5m vin=4.5mhz/100khz, 1.0vp-p -0.75 -0.05 0.25 gfy8m vin=8mhz/100khz, 1.0vp-p -7.0 -3.0 -1.0 low pass filter characteristic gfy19m vin=19mhz/100khz, 1.0vp-p - -38 -23 db differential gain dg vin=1.0vp-p, 10step video signal - 0.5 - % differential phase dp vin=1.0vp-p, 10step video signal - 0.5 - deg s/n ratio snv 100khz to 6mhz, vin=1.0vp-p 100% white video signal, r l =75 ? - +70 - db switching noise level nswpl r l =75 ? , vout=10% white video signal - 4.0 7.0 mvpp 2nd. distortion hv vin=1.0vp-p, sine signal , 3.58mhz, r l =75 ? - -60 - db sw change voltage high level vthph active 1.25 - v + sw change voltage low level vthpl non-active 0 - 0.45 v control terminal parameter status note h power save: off l power save: on power save open power save: on
ver.4 NJW1351 - 3 - test circuit 10uf 0.1uf 1 2 3 4 8 7 1uf 75ohm 5 out2 75ohm out1 6 + + 1uf 1uf + in cp1 v+ vin power save cp2 v- gnd vout NJW1351rb1 (tvsp8) + 10 1uf 75ohm out2 75ohm out1 + + 1uf 1uf + in 9 8 7 6 1 2 3 4 5 cp1 v+2 vin power save cp2 v- gnd2 vout v+1 gnd1 NJW1351kk1(son10) 10uf 0.1uf +
ver.4 NJW1351 - 4 - pin function(tvsp8) pin no. pin name inside equivalent circuit 1 cp1 2 v + - 3 vin 4 power save 5 vout 6 gnd - 7 v - - 8 cp2 v + 150ohm v + vin 150kohm v 25kohm power save 45kohm v - v + v + cp1 v - v + 210ohm v + vout 4.4kohm v - v - v + cp2 v - v -
ver.4 NJW1351 - 5 - pin function(son10) pin no. pin name inside equivalent circuit 1 cp1 2,3 v + 2,v + 1 - 4 vin 5 power save 6 vout 7,8 gnd1,gnd2 - 9 v - - 10 cp2 v + v + cp1 v - v + 150ohm v + vin 150kohm v 25kohm power save 45kohm v - v + 210ohm v + vout 4.4kohm v - v - v + cp2 v - v -
ver.4 NJW1351 - 6 - typical characteristics 0.0 5.0 10.0 15.0 20.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 operating current vs. supply voltage operating current icc(ma) supply voltage v + (v) 1.0 2.0 3.0 4.0 5.0 6.0 7.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 maximum output voltage swing vs. supply voltage maximum output voltage swing vom(vpp) supply voltage v + (v) total harmonic distortion=1%, 100khz -1.0 -0.5 0.0 0.5 1.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 low pass filter characteristic 1 vs. supply voltage lpf characteristic 1 gfy4.5m(db) supply voltage v + (v) 1.0vpp, 4.5mhz/100khz 0.00 0.05 0.10 0.15 2.22.42.62.83.03.23.43.6 operating current at standby state vs. supply voltage operating current at standby state isave(ua) supply voltage v + (v) 5.5 6.0 6.5 7.0 7.5 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 voltage gain vs. supply voltage voltage gain gv(db) supply voltage v + (v) 1.0vpp, 100khz sinewave signal input -8.0 -6.0 -4.0 -2.0 0.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 low pass filter characteristic 2 vs. supply voltage lpf characteristic 2 gfy8m(db) supply voltage v + (v) 1.0vpp, 8mhz/100khz
ver.4 NJW1351 -7- typical characteristics -60.0 -50.0 -40.0 -30.0 -20.0 -10.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 low pass filter characteristic 3 vs. supply voltage lpf characteristic 3 gfy19m(db) supply voltage v + (v) 1.0vpp, 19mhz/100khz 0.0 1.0 2.0 3.0 4.0 5.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 differential gain vs. supply voltage differential gain dg(%) supply voltage v + (v) 1.0vpp, 10step video signal input 40.0 50.0 60.0 70.0 80.0 90.0 100.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 signal to noise ratio vs. supply voltage signal to noise ratio snv(db) supply voltage v + (v) 1.0vpp, 100% white video signal input -60.0 -50.0 -40.0 -30.0 -20.0 -10.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 low pass filter characteristic vs. supply voltage lpf characteristic gfy23.5m(db) supply voltage v + (v) 1.0vpp, 23.5mhz/100khz 0.0 1.0 2.0 3.0 4.0 5.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 differential phase vs. supply voltage differential phase dp(deg) supply voltage v + (v) 1.0vpp, 10step video signal input 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 switching noise level vs. supply voltage switching noise nswpl(mvp-p) supply voltage v + (v)
ver.4 NJW1351 - 8 - typical characteristics -120.0 -100.0 -80.0 -60.0 -40.0 -20.0 0.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 second harmonic distortion vs. supply voltage second harmonic distortion hv(db) supply voltage v + (v) 1.0vpp, 3.58mhz sinewave signal input 0.0 0.5 1.0 1.5 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 switching voltage level vs. supply voltage vthh vthl switching voltage vth(v) supply voltage v + (v) -60 -50 -40 -30 -20 -10 0.0 10 20 10 5 10 6 10 7 10 8 voltage gain vs. frequency gain [db] frequency [hz] NJW1351
ver.4 NJW1351 - 9 - typical characteristics 0.0 5.0 10.0 15.0 20.0 -40.0 0.0 40.0 80.0 120.0 operating current vs. temperature operating current icc(ma) ambient temperature ta( o c) 1.0 2.0 3.0 4.0 5.0 6.0 7.0 -40.0 0.0 40.0 80.0 120.0 maximum output voltage swing vs. temperature maximum output voltage swing vom(vpp) ambient temperature ta( o c) total harmonic distortion=1%, 100khz -1.0 -0.5 0.0 0.5 1.0 -40.0 0.0 40.0 80.0 120.0 low pass filter characteristic 1 vs. temperature lpf characteristic 1 gfy4.5m(db) ambient temperature ta( o c) 1.0vpp, 4.5mhz/100khz 0.00 0.05 0.10 0.15 -40.0 0.0 40.0 80.0 120.0 operating current at standby state vs. temperature operating current at standby state isave(ua) ambient temperature ta( o c) 4.5 5.0 5.5 6.0 6.5 7.0 7.5 -40.0 0.0 40.0 80.0 120.0 voltage gain vs. temperature voltage gain gv(db) ambient temperature ta( o c) 1.0vpp, 100khz sinewave signal input -8.0 -6.0 -4.0 -2.0 0.0 -40.0 0.0 40.0 80.0 120.0 low pass filter characteristic 2 vs. temperature lpf characteristic 2 gfy8m(db) ambient temperature ta( o c) 1.0vpp, 8mhz/100khz
ver.4 NJW1351 - 1 0 - typical characteristics -60.0 -50.0 -40.0 -30.0 -20.0 -10.0 -40.0 0.0 40.0 80.0 120.0 low pass filter characteristic 3 vs. temperature lpf characteristic 3 gfy19m(db) ambient temperature ta( o c) 1.0vpp, 19mhz/100khz 0.0 1.0 2.0 3.0 4.0 5.0 -40.0 0.0 40.0 80.0 120.0 differential gain vs. temperature differential gain dg(%) ambient temperature ta( o c) 1.0vpp, 10step video signal input 40.0 50.0 60.0 70.0 80.0 90.0 100.0 -40.0 0.0 40.0 80.0 120.0 signal to noise ratio vs. temperature signal to noise ratio snv(db) ambient temperature ta( o c) 1.0vpp, 100% white video signal input 0.0 1.0 2.0 3.0 4.0 5.0 -40.0 0.0 40.0 80.0 120.0 differential phase vs. temperature differential phase dp(deg) ambient temperature ta( o c) 0.5vpp, 10step video signal input 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 -40.0 0.0 40.0 80.0 120.0 switching noise level vs. temperature switching noise nswpl(mvp-p) ambient temperature ta( o c)
ver.4 NJW1351 -11- typical characteristics -120.0 -100.0 -80.0 -60.0 -40.0 -20.0 0.0 -40.0 0.0 40.0 80.0 120.0 second harmonic distortion vs. temperature second harmonic distortion hv(db) ambient temperature ta( o c) 1.0vpp, 3.58mhz sinewave signal input 0.0 0.5 1.0 1.5 2.0 -40.0 0.0 40.0 80.0 120.0 switching voltage level vs. temperature vthh vthl switching voltage vth(v) ambient temperature ta( o c) [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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