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| NTE1712 Integrated Circuit Record Video Signal Processor for VCR Description: The NTE1712 is an integrated circuit in a 22-Lead DIP type package designed for use in VCR recording video signal processing. Features: D Video AGC Circuit D Pre-Emphasis Circuit D Dynamic-Emphasis Circuit D White/Dark Chip D FM Modulator D Supply Voltage: 5V Absolute Maximum Ratings: Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +125C Electrical Characteristics: (VCC = 5V, TA = +25C 2C unless otherwise specified) Parameter Circuit Current AGC Output Amplitude Sensitivity of AGC Control Video Amplifier Gain FB Amplifier Gain PB Amplifier Gain EE/VV Switching Sensitivity Oscillating Frequency for FM Modulator Warp of FM Modulator Oscillating Output Warp of FM Modulator Oscillating Output Second High Frequency Sensitivity of FM Modulator Frequency Control Symbol I7 uO22 DuO22 GV20-18 GV'20-18 GV1-22 S21 fO11 D2f11 uO11 b11 CO = 39pF, RO = 13k CO = 39pF, RO = 13k CO = 39pF, RO = 13k CO = 39pF, RO = 8.2 to 15k Test Conditions V21 = VCC Video Input 0.5Vp-p Video Input 0.25 to 1.0Vp-p Min 7 0.5 - 9 16 8 2.5 2.9 - 0.6 12 Typ - - - - - - - - - - - Max 22 0.95 2 14 24 15 - 3.9 -35 1.2 19 Unit mA VP-P dB dB dB dB V MHz dB VP-P kHz/A Note 1. Operating Supply Voltage Range: VCC(opr) = 4.5V to 5.5V Pin Connection Diagram PB Video Input AGC Detector Rec Video Input EE Adjust H Sync Input Pulse Timing Delay VCC FM Modulator FM Modulator White Clip Adjust FM Modulator Output 1 2 3 4 5 6 7 8 9 10 11 22 21 20 19 18 17 16 15 14 13 12 EE Output Rec/PB Select Clamp Input GND Video Output Non-Linear Emph Clamp Input (PB) Main Emph NF Input Main Emph Output Dark Clip Adjust FM Modulator Input 22 12 .410 (11.41) 1 11 1.300 (33.0) .216 (5.5) .400 (10.16) .100 (2.54) 1.000 (25.4) .110 (2.79) |
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