NTE1404 Integrated Circuit TV Sound IF Amplifier, Detector, AF Output Circuit Description: The NTE1404 is an integrated circuit in a 16–Lead DIP w/Fin type package designed for use as a TV sound signal processing circuit. Features: D Provides Total TV Sound Signal Processing Circuitry from IF Amplifier through AF Output D DC Volume Control System: Control Voltage 0V to VCC D Fixed Detection Output Terminal for TV Sound Multiplex Application Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V3–16 to 13.8V Supply Voltage, VCC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V7–16 to 26V Circuit Voltage, V6–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V to V3–16 Circuit Current (Peak), I8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –1.2 to +1.2A Power Dissipation, PD Detector, DCVR Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.6W Output Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.6W Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Note 1. + and – are flow–in and flow–out current to/from the circuit respectively. Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit V3–16 = 12V 23 – 42 mA V3–16 = 12V, Pin14 and Pin15 are connected 3.2 4.0 4.8 V 5.8 6.6 7.7 V V8–16 8.8 9.5 10.2 V V13–16 6.6 7.6 8.5 V DC Characteristics Total Circuit Current Circuit Voltage Itot V1–16 V4–16 Electrical Characteristics (Cont’d): (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit IF Amplification Detector Input Limiting Sensitivity Vi(lim) fo = 4.5MHz, fm = 400Hz, ∆f = ±25kHz – 250 400 µV AM Rejection AMR fo = 4.5MHz, fm = 400Hz, MOD = 30% (AM), Vi = 100mVrms 38 45 – dB Input Resistance Ri f = 4.5MHz 6 18 100 kΩ Input Capacitance Ci f = 4.5MHz 4 8 12 pF Output Voltage (Det.) VO fo = 4.5MHz, fm = 400Hz, ∆f = ±25kHz, Vi = 100mVrms 200 300 440 mVrms – 0.3 1.0 % Total Harmonic Distortion THD(IF) Volume Circuit Attenuation (Max. Remaining Sound) Amplification Total Harmonic Distortion Att f = 1kHz, Vi = 0.5mVrms, V6 = 0V – 2 5 mVrms V13–5 f = 1kHz, Vi = 0.5mVrms, V6 = 12V –2 0 +2 dB THD(AF) f = 1kHz, Vi = 0.5mVrms, V6 = 12V – 0.15 1.0 % Output Circuit Output Power (Max) PO f = 1kHz, RL = 16Ω, THD = 10% 1.8 2.0 – W Voltage Gain GV f = 1kHz, Vi(12) = 50mVrms 30 32 34 dB – 0.7 1.2 % 8 20 50 mA Total Harmonic Distortion THD(out) f = 1kHz, PO = 1W Static Circuit Current ICQ VCC = 20V Pin Connection Diagram SIF Output 1 16 GND Detector Input 2 VCC 1 3 15 Input Bias 14 SIF Input Detector Input 4 13 Variable Output 12 AF Input AF Input 5 11 Filter DC Volume 6 10 Feedback VCC 2 7 AF Output 8 9 GND Tab 1.102 (28.0) Max 17 8 1 9 16 .256 (6.5) .300 (7.62) .866 (22.0) Max .200 (5.08) .200 (5.08) .100 (2.54) .122 (3.0)