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| NJM2576 LOW VOLTAGE VIDEO AMPLIFIER WITH LPF sGENERAL DESCRIPTION The NJM2576 is a Low Voltage Video Amplifier contained LPF circuit. The NJM2576 is corresponding to composite video signal input with LPF circuit. 75 drivers for direct connecting TV monitor. The NJM2576 features low power and small package, and is suitable for low power design on downsizing of DSC and DVC. sPACKAGE OUTLINE NJM2576RB1 sFEATURES qOperating Voltage 2.8 to 5.5V qInput Composite Video Signal 0.3Vpp qOperating Current 8.0mA typ. at Vcc=3.0V qOperating Current (Power Save Mode) 70uA typ.at Vcc=3.0V qInternal 75 Driver Circuit (2-system drive) qInternal Low Pass Filter qBipolar Technology qPackage Outline TVSP8 sBLOCK DIAGRAM NC 1 V+ 5 16.5dB 75Dri ver Vin 6 NC 8 CLAMP 3 LPF 4 Vout Vsag 2 7 GND Power S ave Ver.1 -1- NJM2576 s ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL V+ PD Topr Tstg RATINGS 7.0 320 -40 to +85 -40 to +125 (Ta=25C) UNIT V mW C C s ELECTRICAL CHARACTERISTICS ( V+=3.0V,RL=150,Ta=25C) PARAMETER Operating Voltage Operating Current Operating Current at Power Save Maximum Output Voltage Swing Voltage Gain SYMBOL Vopr ICC Isave Vom Gv No Signal Power Save Mode f=1kHz,THD=1% Vin=100kHz, 0.3Vp-p, Input Sine Signal Vin=8MHz/100kHz, 0.3Vp-p Vin=0.3Vp-p, Input 10step Video Signal Vin=0.3Vp-p, Input 10step Video Signal Vin=0.3Vp-p, 100k to 6MHz 100% White Video Signal, RL=75 Vin=0.3Vp-p, 3.58MHz, Sine Video Signal, RL=75 Active Non-active TEST CONDITION MIN. 2.8 2.2 16.1 -0.95 1.8 0 TYP. 3.0 8.0 70 2.5 16.5 -0.45 -2.7 -27 0.5 0.5 +60 -60 MAX. 5.5 11.0 90 16.9 0.05 -17 V+ 0.3 % deg dB dB V dB UNIT V mA uA Vp-p dB Gfy4.5M Vin=4.5MHz/100kHz, 0.3Vp-p Low Pass Filter Characteristic Gfy8M Gfy23.5M Vin=23.5MHz/100kHz, 0.3Vp-p Differential Gain Differential Phase S/N Ratio 2nd. Distortion SW Change Voltage High Level SW Change Voltage Low Level DG DP SNv Hv VthPH VthPL s CONTROL TERMINAL PARAMETER Power Save STATUS H L OPEN Power Save : OFF Power Save : ON Power Save : ON NOTE Ver.1 -2- NJM2576 s EQUIVALENT CIRCUIT (V+=3V) PIN No. 1 8 2 PIN NAME NC GND EQUIVALENT CIRCUIT DC VOLTAGE 0V V+ V+ 3 Vsag 750 24.6K 0.37 V+ V+ 4 Vout 750 24.6K 0.33V 5 V+ V + 3V V+ 270 270 6 Vin 1.42V 32K 7 PowerSave 0V 48K Ver.1 -3- NJM2576 sTEST CIRCUIT Vin + 0.1uF 75 8 7 6 V+ 5 10uF 0.1uF NJM2576 1 2 3 + 22uF 4 + 100uF 75 Vout 75 s APPLICATION CIRCUIT Vin + 0.1uF 75 8 7 6 V+ 5 10uF 0.1uF NJM2576 1 2 3 + 33uF 4 + 33uF 75 Vout 75 Ver.1 -4- NJM2576 s TYPICAL CHARACTERISTICS Voltage Gain vs. Frequency 0.3Vpp sinewave signal input 20 10 0.0 Gain (dB) -10 -20 -30 -40 3 100 10 Operating Current vs. Supply Voltage 12.0 Operationg Current Icc(mA) 10.0 8.0 6.0 4.0 1 10 6 10 10 6 2.0 2.0 3.0 4.0 + 5.0 6.0 + 7.0 8.0 Frequency (Hz) Supply Voltage V (V) Operating Current at Standby State Isave(uA) Operating Current at Standby State vs. Supply Voltage 120.0 100.0 80.0 Vomv [Vpp] 4.0 6.0 V vs Vomv f=1kHz, THD=1% 5.0 60.0 40.0 20.0 0.0 2.0 3.0 2.0 3.0 4.0 + 5.0 6.0 + 7.0 8.0 1.0 2.0 3.0 4.0 + 5.0 V [V] + 6.0 7.0 8.0 Supply Voltage V (V) V vs Gv 18.0 17.5 17.0 Gv [dB] 16.5 16.0 15.5 15.0 2.0 f=100kHz, Vin=0.3Vpp V vs Gfy4.5M 1.0 0.5 0.0 -0.5 -1.0 -1.5 -2.0 2.0 f=4.5MHz/100kHz, Vin=0.3Vpp 3.0 4.0 5.0 V [V] + 6.0 7.0 8.0 Gfy4.5M [dB] 3.0 4.0 5.0 V [V] + 6.0 7.0 8.0 Ver.1 -5- NJM2576 V vs Gfy8M f=8MHz/100kHz, Vin=0.3Vpp + V vs Gfy23.5M f=23.5MHz/100kHz, Vin=0.3Vpp + 0.0 -2.0 -16.0 -20.0 Gfy [dB] Gfy8M [dB] -4.0 -6.0 -24.0 -28.0 -8.0 -10.0 2.0 -32.0 3.0 4.0 5.0 V [V] + 6.0 7.0 8.0 2.0 3.0 4.0 5.0 V [V] + 6.0 7.0 8.0 V vs DG 4.0 3.5 3.0 DP [deg] 2.5 DG [%] 2.0 1.5 1.0 0.5 0.0 2.0 3.0 4.0 5.0 V [V] + + V vs DP 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 6.0 7.0 8.0 0.0 2.0 3.0 4.0 5.0 V [V] + + 0.3Vpp, 10step video signal input 0.3Vpp, 10step video signal input 6.0 7.0 8.0 Signal to Noise Ratio vs. Supply Voltage 0.3Vpp, 100% white video signal input, 100kHz-6MHz 100 Second Harmonic Distortion vs. Supply Voltage 0.3Vpp, 3.58MHz sinewave signal input -20.0 Second Harmonic Distortion Hv(dB) -30.0 -40.0 -50.0 -60.0 -70.0 -80.0 -90.0 -100.0 2.0 3.0 4.0 5.0 6.0 + Signal to Noise Ratio SNv(dB) 90 80 70 60 50 40 2.0 3.0 4.0 5.0 6.0 + 7.0 8.0 7.0 8.0 Supply Voltage V (V) Supply Voltage V (V) Ver.1 -6- NJM2576 Temperature vs Vomv 6.0 5.0 4.0 Vomv [Vpp] 3.0 2.0 1.0 0.0 f=1kHz, THD=1% Operating Current vs. Temperature 12.0 Operationg Current Icc(mA) 10.0 8.0 6.0 4.0 2.0 -40 0 40 o 80 120 -40 0 40 o 80 120 Temperature [ C] Ambient Temperature Ta( C) Operating Current at Standby State Isave(uA) Operating Current at Standby State vs. Temperature 120.0 100.0 80.0 60.0 40.0 20.0 0.0 Gv [dB] 18.0 17.5 17.0 16.5 16.0 15.5 Temperature vs Gv f=100kHz, Vin=0.3Vpp -40 0 40 o 80 120 15.0 -40 0 40 o 80 120 Ambient Temperature Ta( C) Temperature [ C] Temperature vs Gfy4.5M 1.0 0.5 f=4.5MHz/100kHz, Vin=0.3Vpp Temperature vs Gfy8M f=8MHz/100kHz, Vin=0.3Vpp 0.0 -2.0 Gfy4.5M [dB] Gfy8M [dB] 0.0 -0.5 -1.0 -1.5 -2.0 -4.0 -6.0 -8.0 -10.0 -40 0 40 o 80 120 -40 0 40 o 80 120 Temperature [ C] Temperature [ C] Ver.1 -7- NJM2576 Temperature vs Gfy23.5M f=23.5MHz/100kHz, Vin=0.3Vpp Temperature vs DG 4.0 3.5 0.3Vpp, 10step video signal input -16.0 -20.0 Gfy23.5M [dB] DG [%] -40 0 40 o 3.0 2.5 -24.0 2.0 1.5 -28.0 1.0 0.5 -32.0 80 120 Temperature [ C] 0.0 -40 0 40 o 80 120 Temperature [ C] Temperature vs DP 4.0 3.5 3.0 DP [deg] 2.5 2.0 1.5 1.0 0.5 0.0 -40 0 40 o Signal to Noise Ratio vs. Temperature 0.3Vpp, 100% white video signal input, 100kHz-6MHz 100 Signal to Noise Ratio SNv(dB) 90 80 70 60 50 40 0.3Vpp, 10step video signal input 80 120 -40 0 40 80 o 120 Temperature [ C] Ambient Temperature Ta( C) Second Harmonic Distortion vs. Temperature 0.3Vpp, 3.58MHz sinewave signal input -20.0 Second Harmonic Distortion Hv(dB) -30.0 -40.0 -50.0 -60.0 -70.0 -80.0 -90.0 -100.0 -40 0 40 o 80 120 [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. Ambient Temperature Ta( C) Ver.1 -8- |
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