TEA6321 - NXP

TEA6321 Sound fader control circuit

TEA6321 The sound fader control circuit TEA6321 is an I2C-bus controlled stereo preamplifier for car radio hi-fi sound applications. MAX. 9.5 − − +20 − +18 +12 − − − − UNIT V mA mV dB dB dB dB dB dB dB dB ORDERING INFORMATION TYPE NUMBER TEA6321T PACKAGE NAME SO32 DESCRIPTION plastic small outline package; 32 leads; body width 7.5 mm VERSION SOT287-1 1.

Features

• Source selector for four stereo and one mono inputs
• Interface for noise reduction circuits
• Interface for external equalizer
• Volume, balance and fader control
• Special loudness characteristic automatically controlled in combination with volume setting
• Bass control with equalizer filters
• Treble control
• Mute control at audio signal zero crossing
• Fast mute control via I2C-bus
• Fast mute control via pin
• I2C-bus control for all functions
• Power supply with internal power-on reset. QUICK REFERENCE DATA SYMBOL VCC ICC Vo(rms) Gv Gstep(vol) Gbass Gtreble Gstep(treble) (S+N)/N RR100.