ver.5 NJM2560 -1- selectable gain type low voltage video amplifier with lpf deneral description the NJM2560 is a low voltage video amplifier contained lpf circuit. internal 75 ? driver is easy to connect tv monitor directly. the NJM2560 can respond to various input voltage by gain switch. the NJM2560 features low power and small package, and is suitable for low power design on downsizing of dsc and dvc. features operating voltage 2.8 to 5.5v internal lpf 29db at 19mhz typ. internal gain switch 6db,12db,and16db internal 75 ? driver circuit(2-system drive) internal power save circuit package outline tvsp8 block diagram package outline 6th lpf clamp 6 4 3 7 2 5 1 6.4db vou t vsag pow ersave gnd vin vc c sel2 sel1 0db 6db 10db 8 decoder NJM2560rb1
ver.5 NJM2560 - 2 - absolute maximum rating (ta=25 c) electrical characteristics ( v + =3.0v,rl=150 ? , ta=25 c, select 6db unless otherwise specified ) parameter symbol test condition min. typ. max. unit supply current i cc no signal - 9.0 12.0 ma supply current at power save isave power save mode - 50 60 ua maximum output level 1 vomv1 select 6db,f=100khz,thd=1% 2.2 2.5 - vp-p maximum output level 2 vomv2 select 12db, f=100khz,thd=1% 2.2 2.5 - vp-p maximum output level 3 vomv3 select 16db,f=100khz,thd=1% 2.2 2.5 - vp-p voltage gain 1 gv6 select6db, vin=100khz, 1.0vp-p,sin-signal 6.0 6.4 6.8 db voltage gain 2 gv12 select 12db, vin=100khz, 0.5vp-p,sin-signal 12.0 12.4 12.8 db voltage gain 3 gv16 select 16db, vin=100khz, 0.3vp-p,sin-signal 16.0 16.4 16.8 db gfy4.5m1 select 6db, vin=4.5mhz/100khz,1.0vp-p -0.6 -0.1 0.4 lpf characteristics 1 gfy19m1 select 6db, vin=19mhz/100khz,1.0vp-p - -29 -19 db gfy4.5m2 select 12db, vin=4.5mhz/100khz,0.5vp-p -0.6 -0.1 0.4 lpf characteristics 2 gfy19m2 select 12db, vin=19mhz/100khz,0.5vp-p - -29 -19 db gfy4.5m3 select 16db, vin=4.5mhz/100khz,0.3vp-p -0.7 -0.1 0.3 lpf characteristics 3 gfy19m3 select 16db, vin=19mhz/100khz,0.3vp-p - -29 -19 db differential gain 1 dg1 select 6db, vin=1.0vp-p,10step video signal - 0.8 - % differential gain 2 dg2 select 12db, vin=0.5vp-p,10step video signal - 1.4 - % differential gain 3 dg3 select 16db, vin=0.3vp-p,10step video signal - 2.0 - % differential phase dp vin=1.0vp-p,10step video signal - 0.5 - deg s/n ratio snv vin=1.0vp-p, 100% white video signal, rl=75 ? , 100khz to 6mhz - +60 - db 2 nd distortion hv vin=1.0vp-p, 3.58mhz sin video signal, rl=75 ? - -45 - db sw high level vthh 1.8 - v + sw low level vthl 0 - 0.3 v parameter symbol rating unit supply voltage v + 7.0 v power dissipation p d 320 mw operating temperature range topr -40 to +85 c storage temperature range tstg -40 to +125 c
ver.5 NJM2560 - 3 - control terminal function power save terminal control state h power save: off l power save: on power save open power save: on voltage gain terminal sel 1 sel 2 state l / open l / open 6db h l / open 12db sel don ? t care h 16db test circuit 75 ? 75 ? input 75 ? 0.1uf 33uf 33uf 876 3 2 1 NJM2560 power save vin vsag gnd 5 4 vout sel1 v + sel2 0.1uf 10uf output
ver.5 NJM2560 - 4 - application circuit (1-system drive) (2-system drive) typical characteristics 75 ? input 75 ? 0.1uf 33uf 33uf 876 3 2 1 NJM2560 power save vin vsag gnd 5 4 vout sel1 v + sel2 0.1uf 10uf output 75 ? input 75 ? 0.1uf 33uf 100uf 876 3 2 1 NJM2560 power save vin vsag gnd 5 4 vout sel1 v + sel2 0.1uf 10uf output1 75 ? output2 [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. -30.0 -20.0 -10.0 0.0 10.0 20.0 10 5 10 6 10 7 voltage gain vs. freqency 6db 12db 16db gv [db] freq [hz]
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