UTC1353

UTC1353 TV SOUND SYSTEM DESCRIPTION LI NEAR I NTEGRATED CI RCUI T The UTC1353 is a monolithic integrated circuit designed for the SIF and audio section in television receivers. This IC has all functions including sound IF amplifier, FM detector, DC volume control circuit, audio output amplifier with 2.4Watts output power and voltage regulator. FEATURES *Wide operating voltage (9V to 18V) 2.4W, at Vcc=18V, RL=8Ω(For 17” TV) 1.2W, at Vcc=12V, RL=8Ω(For 12” TV) *linear volume control *Low Harmonic distortion *Differential peak detector *Enough attenuation (typical, 80dB) by squelch circuit DIP-14H TYPICAL APPLICATION CIRCUIT RB 100µF 0.01µF Vcc 220µF Deemphasis 0.015µF SIF Detector 4.7µF Sound Power input 3 22kΩ 4 7 5 Volume VR Control 5kΩ 270Ω 0.1µF 14 Electronic attenuation Voltage Regulator Supply voltage for sound power stage 10 12 Input 0.022µF 13 IF input Amp squelch FM Detector 9 Audio power Amp 100µF 8 330µF 22Ω 470pF TAB FM Detetor Coil 1 2 100µF 10pF 6 11 47µF Feedback Capacitor Decoupling w w w .d h s a t a ee . u 4 ANG ELECTRONI CS CO. LTD tYOUW m o c 1 www.DataSheet4U.com Bootstrap capacitor Speakphone UTC1353 Characteristic Supply Voltage(pin10) Supply Current(pin10) Supply Current(pin5) Input Signal voltage Operating Temperature Storage Temperature Power dissipation Power dissipation LI NEAR I NTEGRATED CI RCUI T Symbol V10 I10 I5 Vi Topr Tstg PD1 PD2 ABSOLUTE MAXIMUM RATINGS(Ta=25°C ) Value 20 1 100 3 -20 to +75 -40...