NJM2274 LOW POWER VIDEO AMPLIFIER WITH Y-C MIXER Q GENERAL DESCRIPTION Q PACKAGE OUTLINE The NJM2274 is a low power, 3V operation video amplifier with Y/C mixer and 75 ohm driver , which connect TV monitor directly. The NJM2274 has mute function , and suitable for energy save products and any low power system , which are Digital Camera , NJM2274R DVC and other video amplifier system. Q FEATURES O Low Operating Voltage 2.8 to 5.5V O Internal Y/C MIX Circuit O 12dB amplifier, 75 Driver Circuit O Y-input : Clamp C-input : Bias + O Operating Current 9.3mA typ. at V =3.0V + O Operating Current at Power Save 0.9mA typ. at V =3.0V O Bipolar Technology O Package Outline VSP8 Q BLOCK DIAGLAM Power Save CTL + V 6 5 Vref Clamp Yin 1 3 Vout Discharge 750 4 Vsag Bias Cin 8 7 2 C Mute CTL GND Ver.2 - 1 - NJM2274 Q ABOSOLUTE MAXIMUM RATINGS (Ta=25C) PARAMRTER SYMBOL RATINGS UNIT + Supply Voltage V 7.0 V Power Dissipation P 320 mW D Operating Temperature Range Topr -40 to +85 C Storage Temperature Range Tstg -40 to +125 C + Q ELECTRICAL CHARACTERISTICS ( V =3.0V,Ta=25C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX.UNIT Operating Voltage Vopr 2.8 3.0 5.5 V Operating Current Icc No Signal - 9.3 12.0 mA Operating Current Isave Power Save Mode - 0.9 1.2 mA (Power Save Mode) Maximum Output Voltage Vom f=1kHz,THD=1% 2.2 - - Vpp Yin=100kHz , 0.5Vpp, Voltage Gain Gv 11.9 12.4 12.9 dB Sine Video Signal (note) Yin=10MHz/100kHz,0.5Vpp, Frequency Characteristic Gf -1.0 0 +1.0 dB Sine Video Signal (note) Differential Gain DG Yin=0.5Vpp,10Step Video Signal - 2.5 - % Differential Phase DP Yin=0.5Vpp,10Step Video Signal - 1.0 - deg Chroma Mute Cross talk CT Cin=4.43MHz,0.1Vpp - -65 - dB Yin=0.5Vpp, 100%White Video S/N SNv Signal , Cin=AC gnd Wide Band - -60 - dB 100kHz to 6MHz,R =75ohm L Yin=0.5Vpp,3.58MHz Red Field Second Distortion Hv Video Signal, Cin=AC gnd - -40 - dB R =75ohm L Rcin Input Resistance Chroma Input - 20 - k + VthMH 1.4 - V Mute Switch Change Voltage V VthML 0 - 0.6 + VthPH 1.4 - V Power Save Switch V Change Voltage VthPL 0 - 0.6 (note) Sine Video Signal 40uS<t<50uS 714mVpp 357mVpp 286mVpp Ver.2 - 2 -