ver.7 NJM2588 -1- 6ch video amplifier for dvd general description package outline the NJM2588 is a dual supply voltage 6ch video amplifier. it includes 8db amplifier and 75 ? driver, low pass filter. the input corresponds to the composite signal, the y/c signal, and the component signal. the NJM2588 is suitable for the dvd player and dvd recorder corresponding to the progressive video signal. features operating voltage 4.5 to 5.5v 8db amplifier internal lpf internal 75 ? driver circuit (2-system drive) power save circuit bipolar technology package outline ssop32 block diagram NJM2588 v s c in v + 1 vin s c out 75 driver v out cb out s y in y out cr out s y out ps1 1 3 2 4 5 6 7 8 9 10 11 12 13 14 cr in in 8.2db amp 8.2db amp 8.2db amp 8.2db amp 8.2db amp 8.2db amp 75 driver 75 driver 75 driver 75 driver 75 driver 15 bpf 12mhz 6mhz 6mhz y in 12mhz 12mhz cb in gnd in y nc bias 140k 6mhz bias bias bias bias lpf lpf lpf lpf v + 2 v - 2 gnd in cr gnd out y gnd out cr gnd out v + 4 lpf v - 3 v + 3 16 25 26 27 21 22 23 24 17 18 20 19 29 30 28 31 32 nc ps2 v - 1 gnd in cb gnd out cb v - 4
njm2586 - 2 - njm2587 NJM2588 absolute maximum ratings (ta=25 c) parameter symbol ratings unit supply voltage v + /v - 6.5 v power dissipation p d 1250(note) mw operating temperature range topr -40 to +80 c storage temperature range tstg -40 to +150 c (note) at on a board of eia/jedec specification. (114.3 x 76.2 x 1.6mm two layers, fr-4) electrical characteristics (ta=25 c,v + 1 to v + 4=5v, v - 1 to v - 4=-5v, r l =150 ? ) parameter symbol test condition min. typ. max. unit operating current 1 i cc v + 1 to v + 4, no signal - 46.0 65.0 ma operating current 2 iee v - 1 to v - 4, no signal -95.0 -73.0 - ma operating current at power save isave no signal, power save mode - 0.2 0.7 ma maximum output voltage swing vom (syin, vin, yin, cbin, crin) vin=100khz, sine signal, thd=1% 3.0 4.0 - vp-p voltage gain1 gv1 (syin, vin, yin, cbin, crin) vin=1mhz, 0.7vp-p, sine signal 7.9 8.3 8.7 db voltage gain2 gv2 (scin) vin=3.58mhz, 0.23vp-p,sine signal 8.1 8.5 8.9 db gain difference between channel ? gvi (syin, vin, yin, cbin, crin) vin=1mhz, 0.7vp-p,sine signal -0.2 0 +0.2 db gfy6.75m (syin, vin) 6.75mhz/1mhz, 0.7vp-p, sine signal -1.0 -0.3 0.5 db low pass filter characteristic 1 gfy27m (syin, vin) 27mhz/1mhz, 0.7vp-p, sine signal - -21.0 -12.0 db gfc6.75m (scin) 6.75mhz/3.58mhz, 0.23vp-p, sine signal -1.0 0.0 0.5 db low pass filter characteristic 2 gfc27m (scin) 27mhz/3.58mhz, 0.23vp-p, sine signal - -21.0 -12.0 db gfp13.5m (yin, cbin, crin) 13.5mhz/1mhz, 0.7vp-p, sine signal -3.0 -1.2 0.0 db low pass filter characteristic 3 gfp27m (yin, cbin, crin) 27mhz/1mhz, 0.7vp-p, sine signal - -8.0 -4.0 db cross talk ct (syin, vin, yin, cbin, crin) 4.43mhz, 0.7vp-p, sine signal (scin) 4.43mhz, 0.23vp-p, sine signal - -70 - db differential gain dg (syin, vin, yin, cbin, crin) vin=0.7vp-p, 10step video signal - 0.3 - % differential phase dp (syin, vin, yin, cbin, crin) vin=0.7vp-p, 10step video signal - 0.3 - deg s/n ratio sn (syin, vin, yin, cbin, crin) vin=0.7vp-p, 100% white video signal, rl=75 ? , 100khz to 6mhz - 80 - db power save sw change voltage high level vthph ps1, ps2 2.5 - v + v power save sw change voltage low level vthpl ps1, ps2 0 - 1.0 v
njm2586 - 3 - njm2587 NJM2588 control terminal parameter status note h (syout, vout,scout) power save: off l (syout, vout,scout) power save: on ps1 open (syout, vout,scout) power save: on h (yout, cbout, crout) power save: off l (yout, cbout, crout) power save: on ps2 open (yout, cbout, crout) power save: on
njm2586 - 4 - njm2587 NJM2588 terminal description no. symbol equivalent circuit voltage note 1 scin - 3 5 8 11 13 vin syin yin cbin crin 0v 4 10 12 15 gndin gndiny gndincb gndincr 0v 18 20 22 30 gndoutcr gndoutcb gndouty gndout 0v v+ v- 270 80k 15p v+ v- 270 20k v+ v- v+ v- 20k
njm2586 - 5 - njm2587 NJM2588 no. symbol equivalent circuit voltage note 25 27 29 yout syout vout -0.6v 31 scout 0.7v 16 32 ps2 ps1 0v 21 23 crout cbout -1.2v 60k 45k gnd v+ 5.025k v- v+ 5.025k v- v+ 5.025k v-
njm2586 - 6 - njm2587 NJM2588 test circuit note 1. NJM2588 is dual power supply specification. the capacitor of NJM2588 is unnecessary excluding sc out. 2. NJM2588 has the dc offset voltage in each output terminal. 3. please adjust the sync chip level of the input signal to 0v. 4. please connect the capacitor of 10uf with each input pin other than 1pin when there is dc offset in the input. and, please connect the output capacitor of 470uf or more. 5. please ground all gnd terminals. v+ scin 50 75 syin 50 75 50 75 vin 50 75 yin 50 75 cbin 50 75 c in 75 75 vout1 vout2 75 75 75 75 yout1 yout2 75 75 75 75 cbout1 cbout2 75 75 75 75 crout1 c out2 75 75 + 10u 75 75 scout1 scout2 75 75 75 75 syout1 syout2 75 75 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u + 47u + 47u 47u + 47u + v- scin nc vin gndin syin v+1 v-1 yin v+2 gndy cbin gndcb crin v-2 gndcr ps2 nc gndocr v-3 gndocb crout gndouty cbout v+3 yout v-4 syout v+4 vout gndout scout ps1
njm2586 -7- njm2587 NJM2588 typical characteristics -40 -30 -20 -10 0 10 voltage gain vs. frequency sc,v,sy sc v sy 10 5 10 6 10 7 gv[db] frequency[hz] -40 -30 -20 -10 0 10 voltege gain vs. frequency y,cb,cr y cb cr 10 5 10 6 10 7 gv[db] frequency[hz] [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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