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TEA6321

NXP
Part Number TEA6321
Manufacturer NXP
Description Sound fader control circuit
Published Apr 16, 2005
Detailed Description INTEGRATED CIRCUITS DATA SHEET TEA6321 Sound fader control circuit Preliminary specification Supersedes data of August ...
Datasheet PDF File TEA6321 PDF File

TEA6321
TEA6321

Overview
INTEGRATED CIRCUITS DATA SHEET TEA6321 Sound fader control circuit Preliminary specification Supersedes data of August 1993 File under Integrated Circuits, IC01 1995 Dec 19 Philips Semiconductors Preliminary specification Sound fader control circuit 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 αcs PARAMETER supply voltage supply current maximum output voltage level voltage gain step resolution (volume) bass control treble control step resolution (treble) signal-plus-noise to noise ratio ripple rejection channel separation Vo = 2.
0 V; Gv = 0 dB; unweighted Vr(rms) < 200 mV; f = 100 Hz; Gv = 0 dB 250 Hz ≤ f ≤ 10 kHz; Gv = 0 dB VCC = 8.
5 V VCC = 8.
5 V; THD ≤ 0.
1% CONDITIONS MIN.
7.
5 − − −86 − −18 −12 − − − 90 TYP.
8.
5 26 2000 − 1 − − 1.
5 105 75 96 GENERAL DESCRIPTION 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 1995 Dec 19 2 270 nF 3.
4 k Ω 5.
6 nF 8.
2 nF 20 kΩ handbook, full pagewidth 1995 Dec 19 100 µF Vref 10 21 VCC 31 POWER SUPPLY GND 47 µF 19 9 x 220 nF 16 input left source 15 13 11 SOURCE input mono source 14 2 BLOCK DIAGRAM Philips Semiconductors Sound fader control circuit 8.
2 nF 20 kΩ CKV...


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