TDA8421

INTEGRATED CIRCUITS DATA SHEET TDA8421 Hi-fi stereo audio processor; I2C bus Product specification File under Integrated Circuits, IC02 May 1988 Philips Semiconductors Product specification Hi-fi stereo audio processor; I2C bus TDA8421 GENERAL DESCRIPTION The TDA8421 is a monolithic bipolar integrated stereo sound circuit with a loudspeaker channel (CH1) and a headphone channel (CH2), digital controlled via the I2C bus, for application in hi-fi audio and television sound. Features Input selector Mode selector Loudspeaker channel (CH1); with volume control, balance control and mute Headphone channel (CH2); with volume control, balance control and mute Pseudo stereo and spatial function Bass and treble control Electrostatic discharge protection diodes QUICK REFERENCE DATA PARAMETER Supply voltage (pin 4) Input signal handling Input sensitivity full power at the output stage Signal plus noise-to-noise ratio Total harmonic distortion Channel separation Volume control range CH1 Treble control range Bass control range Volume control range CH2 PACKAGE OUTLINE 28-lead dual in-line; plastic (SOT117); SOT 117-1; 1996 november 19. Vi (S+N)/N THD α G G G G − − − − −62 −12 −12 −62 200 90 0,05 75 − − − − − − − − 16 12 15 0 mV dB % dB dB dB dB dB SYMBOL VCC VI MIN. 7,5 2 TYP. 12 − MAX. 14 − V V UNIT May 1988 2 May 1988 Philips Semiconductors Hi-fi stereo audio processor; I2C bus 3 Product specification * These values are dependent on the required frequency response ...