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| NJM2561 LOW VOLTAGE VIDEO AMPLIFIER WITH LPF sGENERAL DESCRIPTION The NJM2561 is a Low Voltage Video Amplifier contained LPF circuit. Internal 75 driver is easy to connect TV monitor directly. The NJM2561 features low power and small package, and is suitable for low power design on downsizing of DSC and DVC. sPACKAGE OUTLINE NJM2561F1 sFEATURES q Operating Voltage 2.8 to 5.5V q 6dB amplifier q Internal LPF -33dB at 19MHz typ. q Internal 75 Driver Circuit (2-system drive) q Power Save Circuit q Bipolar Technology q Package Outline MTP6 sBLOCK DIAGRAM 1. PowerSave 1 2 3 6 5 4 2. Vout 3. Vsag 4. Vin 5. GND 6. V + V+ 6 75Dri ver Vin 4 LPF 6dB 2 Vout CLAMP 3 Vsag 5 1 GND Power Save -1- NJM2561 sABSOLUTE MAXIMUM RATINGS (Ta=25C) PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL + V PD Topr Tstg + RATINGS 7.0 200 -40 to +85 -40 to +125 UNIT V mW C C sELECTRICAL CHARACTERISTICS (V =3.0V,RL=150,Ta=25C) PARAMETER Operating Current Operating Current at Power Save Maximum Output Voltage Swing Voltage Gain Low Pass Filter Characteristic Differential Gain Differential Phase S/N Ratio 2nd. Distortion SW Change Voltage High Level SW Change Voltage Low Level sCONTROL TERMINAL PARAMETER Power Save STATUS H L OPEN Power Save: OFF Power Save: ON Power Save: ON NOTE SYMBOL ICC Isave Vom Gv TEST CONDITION No Signal No Signal, Power Save Mode f=100kHz,THD=1% MIN. 2.2 6.1 -0.6 1.8 0 TYP. 8.0 30 2.5 6.5 -0.1 -33 0.5 0.5 +60 -50 MAX. 12.0 50 6.9 0.4 -23 V + UNIT mA uA Vp-p dB dB % deg dB dB V Vin=100kHz, 1.0Vp-p, Input Sine Signal Gfy4.5M Vin=4.5MHz/100kHz, 1.0Vp-p Gfy19M DG DP SNv Hv VthPH VthPL Vin=19MHz/100kHz, 1.0Vp-p Vin=1.0Vp-p, 10step Video Signal Vin=1.0Vp-p, 10step Video Signal Vin=1.0Vp-p, RL=75 100% White Video Signal, 100KHz to 6MHz Vin=1.0Vp-p, 3.58MHz,Sine Signal, RL=75 Active Non-active 0.3 -2- NJM2561 sTEST CIRCUIT input 0.1uF 10uF 6 V+ 5 GND 75 4 Vin 0.1uF NJM2561 Power Save 1 Vout 2 33uF Vsag 3 33uF 75 output 75 s APPLICATION CIRCUIT (2-system drive) V+ 0.1uF 10uF + 6 V+ 5 GND 75 4 Vin 0.1uF input NJM2561 Power Save 1 + Vout 2 100uF + Vsag 3 33uF 75 75 output2 output1 -3- NJM2561 s TERMINAL DESCRIPTION No. SYMBOL VOLTAGE Power save EQUIVALENT CIRCUIT 32K 48K 1 Power Save - V+ V+ 2 Vout 0.33V Vout V+ V+ 750 3 Vsag - Vsag V+ V+ V+ 4 Vin 1.10V Vin 270 5 6 GND V + 3V -4- NJM2561 sTYPICAL CHARACTERISTICS Voltage Gain vs. Frequency V=PS=3.0V ,Vin=1.0Vpp 10.0 0.0 Gv (dB) -10.0 -20.0 -30.0 -40.0 5 10 10 6 10 7 Freq (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. -5- |
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