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| NTE1810 Integrated Circuit Color TV Video System Description: The NTE1810 is an integrated circuit in a 28-Lead DIP ype package designed for color TV and VCR IF and audio IF processing circuits. Features: D PLL True Synchronous Detector Incorporates VCO D Quadrature Sound FM Detector D Frequency Characteristics Compensation Terminal (Pin20), VCR Switch Terminal (Pin5) D Sound Output Level Adjustment Terminal (Pin25) Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.8V Circuit Voltage V5-1,14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V4,12-1,14,21 to 0V V6-1,14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V4,12-1,14,21 to 0V V7-1, 14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V4,12-1,14,21 to 0V V10-1,14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V4,12-1,14,21 to 0V V18-1,14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V4,12-1,14,21 to 0V V25-1,14,21 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.0V to 0V Circuit Current I17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -7mA to +0.5mA I19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -7mA to +0.5mA I26 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -5mA to +0.5mA Power Dissipation (TA = +70C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1300mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Electrical Characteristics: (VCC = 12V, TA = +25C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit IF Amplifier w Detection w AGC w AFC Circuit Video Detector Output Input Sensitivity Max. Allowable Input Differential Gain Differential Phase Frequency Characteristics RF AGC Gain AFC Phase Det. Sensitivity AFC Center Voltage VCO APC Circuit VCO Max. Variable Range fV(1) fV(2) VCO Control Sensitivity APC Pull-In Range b fAPC(1) fAPC(2) SIF Circuit Total Detector Output Input Limiting Voltage DC Characteristics Circuit Current I4+I12 Pin Connection Diagram 50 70 90 mA VO Vi(lim) fo = 4.5MHz, fm = 400Hz, f = 25kHz, Vi = 100Vms fo = 4.5MHz, fm = 400Hz 400 - 500 36 650 40 mVrms dB V13 = 2V V13 = 3V +0.85 +1.5 -4.0 3 -2.4 4.5 +2.5 -1.4 6 +2.5 -1.6 MHz MHz kHz/mV MHz MHz VO S(IN) VI(max) DG DP fc m V10 f = 58.75MHz, Vi = 80dB, m 87.5% f = 58.75MHz, Vi = 80dB, m = 87.5% Vo = -3dB RL = 68/82k RL = 68k/82k f = 58.75MHz, Vi = 80dB, m = 87.5% VO = -3dB 1.9 49 103 - - 4.5 40 30 4.2 2.2 53 108 2 2 5 44 40 6.5 2.5 57 - 6 5 6 48 60 8.2 Vp-p dB dB % deg MHz dB mV/kHz V GRFAGC f = 10kHz, Vi = 10mV +0.85 +1.5 -3.5 -2.5 GND IF Input IF Input VCC IF AGC Filter RF AGC Delay Adjust RF AGC Output Lock Detect Filter AFC Coil AFC Output APC Filter Switch VCC (VCO) APC Filter GND (VCO) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 SIF Coil SIF Coil Sound Output Sound Output Level Adjust SIF Input Bias SIF Input SIF Input Bias GND Video f Character Compensation Video Output Video Input Detector Output VCO Coil VCO Coil 28 15 1 14 1.120 (28.4) .338 (8.6) .200 (5.08) .070 (1.78) .130 (3.3) .400 (10.16) |
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