NTE1248 Datasheet | NTE Electronics

Description : The NTE1248 is a phase lock loop (PLL) system monolithic integrated circuit in a 16- Lead DIP type package designed as an FM multiplex stereo demodulator. Features : D A PLL for High Multiplex- Efficiency Operation. D Stable Operation at Low Voltages (VCC = 5.4V Min) D Low Lamp Lighting Level (6.5m V typ) D Separation Control Pin (Pin8) D Ability to Stop the VCO for Monaural Muting (Pin9) D Output Voltage Available with Low Loss (GV = - 1d B typically) D Typically 0.3% Distortion D SCA Rejection Ratio (80d B) Applications: D Stereo Radio Cassette Tape Recorders D Car Stereos D Home Stereos Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC - - - - - - - - - - - - . . . . 14V Lamp Indicator Current, ILAMP - - - - - - - - - - . . . . 75m A Power Dissipation, Pd - - - - - - - - - - - . . . . 550m W Operating Temperature Range, Topr - - - - - - - - . - 25° to +75°C Storage Temperature Range, Tstg - - - - - - - - . . - 55° to +125°C Electrical Characteristics: (TA = +25°C, VCC = 12V, VIN = 350m V, L + R = 90%, Pilot = 10%, f = 1k Hz unless otherwise specified) Parameter Input Voltage Input Impedance Channel Separation Output Voltage Channel Balance Total Harmonic Distortion Lamp Voltage Hysteresis Capture Range Carrier Leak SCA Rejection Ratio Threshold Voltage Supply Voltage Quiescent Current Symbol VIN1 VIN2 Zin Sep VOUT CB THD Lon Hys CR CL f = 19k Hz f = 38k Hz SCA- R L + R = 80%, P = 10%, SCA = 10% VTH VCC IQ Pin Connection Diagram Test Conditions THD = 1%, L + R = 90%, P = 10% THD = 1% Min 350 350 - 35 Typ - - 30 40 310 - 0.3 6.5 3 ±5 35 45 80...