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| NTE1264 Integrated Circuit Video AGC Circuit for VCR Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage (V12-4), VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.6V Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45mA Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 490mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperatue Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +150C Electrical Characteristics: (VCC = V12-4 = 12V, TA = +25C unless otherwise specified) Parameter Total Circuit Current Video Signal Input Voltage AGC Output Amplitude AGC Control Sensitivity AGC Circuit Gain AGC Signal-to-Noise Ratio AGC Frequency Chracteristics Emphasis Gain Emphasis LF Gain AGC Distortion Symbol Itot V11 AAGC(7) bAGC(7) GAGC(7) Gf(7) GEH GEL DAGC Vi = 0.5VP-P f = 10kHz, -10 to +5dB, V11 = 0.5VP-P (0dB) f = 10kHz, Vi = 0.1VP-P f1 = 1MHz, f2 = 5MHz, Vi = 0.1VP-P f1 = 10kHz, f2 = 2MHz, Vi = 0.3VP-P f = 10kHz, Vi = 0.3VP-P f = 10kHz, Vi = 0.5VP-P Test Conditions Min 15 2 1.0 - - 45 - 7.1 8 - Typ Max Unit 25 3 1.3 0.5 22 50 0.5 8.0 10 0.5 38 4 1.8 1.0 - - - 8.5 12 1.5 mA V VP-P dB dB dB dB dB dB % S/NAGC(7) Video Signal 0.15VP-P Pin Connection Diagram Video Amp Output 2 1 Bias 2 AGC Control 3 GND 4 AGC Filter 5 AGC Detector Input 6 AGC Control 7 Bias 8 16 Frequency Adjust 15 Video Amp Input 1 14 Video Amp Output 1 13 White Clip Adjust 12 VCC 11 Video Input 10 Preamp Output 9 Video Amp Input 2 16 9 .260 (6.6) Max 1 8 .785 (19.9) Max .200 (5.08) Max .245 (6.22) Min .100 (2.54) .700 (17.7) .300 (7.62) |
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