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TEA6321T Datasheet

Sound fader control circuit

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INTEGRATED CIRCUITS
DATA SHEET
TEA6321
Sound fader control circuit
Preliminary specification
Supersedes data of August 1993
File under Integrated Circuits, IC01
1995 Dec 19


NXP Semiconductors Electronic Components Datasheet

TEA6321T Datasheet

Sound fader control circuit

No Preview Available !

Philips Semiconductors
Sound fader control circuit
Preliminary specification
TEA6321
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.
GENERAL DESCRIPTION
The sound fader control circuit TEA6321 is an I2C-bus
controlled stereo preamplifier for car radio hi-fi sound
applications.
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
CONDITIONS
VCC = 8.5 V
VCC = 8.5 V; THD 0.1%
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
MIN.
7.5
86
18
12
TYP.
8.5
26
2 000
1
1.5
105
MAX.
9.5
+20
+18
+12
UNIT
V
mA
mV
dB
dB
dB
dB
dB
dB
75 dB
90 96
dB
ORDERING INFORMATION
TYPE
NUMBER
TEA6321T
NAME
SO32
PACKAGE
DESCRIPTION
plastic small outline package; 32 leads; body width 7.5 mm
VERSION
SOT287-1
1995 Dec 19
2


Part Number TEA6321T
Description Sound fader control circuit
Maker NXP
Total Page 30 Pages
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