NTE1162 Integrated Circuit TV Sound IF Amp & FM Detector Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Note 1 Supply Current (I5), ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50mA Total Power Dissipation (TA ≤ +70°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 445mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C Note 1. Pin5 can be connected to any positive voltage by using a resistor (RS): Ex. VCC = 24V, RS = 390Ω, IS = 30mA VCC = 140V, RS = 3.9kΩ, IS = 30mA Electrical Characteristics: (TA = +25°C, VCC = 24V, RS = 390Ω unless otherwise specified) Parameter Total Circuit Current Symbol Itot Test Conditions VCC = 9V, Pin1 – Pin2, Pin9 – Pin10 Shorted Zener Voltage V5–3 Pin1 – Pin2, Pin9 – Pin10 Shorted Input Limiting Voltage (–3dB) Vi(lim) AM Rejection Ratio AMR Output Impedance RO(IF) fo = 4.5MHz, Pin9 – Pin3 Shorted Output Capacitance CO(IF) Demodulation Output VO(AF) AM = 400Hz, 30% 24 mA 10.3 11.2 12.2 250 400 V µVrm dB – 3.25 – kΩ – 10 – pF 0.5 0.75 1.1 Vrms – 0.9 2.0 % – 7.5 – kΩ – 300 – Ω 60 80 – dB VO = 2Vrms – 1.5 – % 2.5 – Vrms RO(7) f = 400Hz, Vi = 100mVrms RO(8) f = 400Hz 16 – Output Resistance THD 10 50 THD Sound Amp Distortion Unit 40 Demodulation Signal Distortion R6 = ∞ Max s fo = 4.5MHz, fm = 400Hz, R6 = 0 ∆ = ±25kHz, ± ∆f Vi = 100mVrms ATT Typ – fo = 4.5MHz, fm = 400Hz, ∆f = ±25kHz, Vi = 100mVrms Attenuation Circuit Max. Attenuation Min Non–Distortional Max. Output VO(max) THD = 5% 2.0 Voltage Gain GV(AF) Vi = 100mVrms 17.5 20.0 23.0 dB Pin Connection Diagram IF Input 1 14 AF Input IF Input 2 GND 3 13 Tone Control 12 AF Output GND 4 11 N.C. 10 IF Detector Tuning VCC 5 Volume Control 6 9 IF Detector Tuning Bypass 7 8 AF Buffer Output 14 8 1 7 .785 (19.95) Max .300 (7.62) .200 (5.08) Max .100 (2.45) .600 (15.24) .099 (2.5) Min