Philips Semiconductors
Preliminary specification
Sound fader control circuit
PINNING
SYMBOL PIN
SDA
GND
OUTLR
OUTLF
TL
B2L
B1L
IVL
ILL
QSL
IDL
MUTE
ICL
IMO
IBL
IAL
IAR
IBR
CAP
ICR
V
ref
IDR
QSR
ILR
IVR
B1R
B2R
TR
OUTRF
OUTRR
V
CC
SCL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
ground
output left rear
output left front
treble control capacitor left channel or
input from an external equalizer
bass control capacitor left channel or
output to an external equalizer
bass control capacitor, left channel
input volume I, left control part
input loudness, left control part
output source selector, left channel
input D left source
mute control
input C left source
input mono source
input B left source
input A left source
input A right source
input B right source
electronic filtering for supply
input C right source
reference voltage (0.5V
CC
)
input D right source
output source selector right channel
input loudness right channel
input volume I, right control part
bass control capacitor right channel
bass control capacitor right channel or
output to an external equalizer
treble control capacitor right channel
or input from an external equalizer
output right front
output right rear
supply voltage
serial clock input
Fig.2 Pin configuration.
IBL 15
IAL 16
MED422
TEA6320
DESCRIPTION
serial data input/output
handbook, halfpage
SDA
GND
OUTLR
OUTLF
TL
B2L
B1L
IVL
ILL
1
2
3
4
5
6
7
8
32 SCL
31 VCC
30 OUTRR
29 OUTRF
28 TR
27 B2R
26 B1R
25 IVR
TEA6320
9
24 ILR
23 QSR
22 IDR
21 Vref
20 ICR
19 CAP
18 IBR
17 IAR
QSL 10
IDL 11
MUTE 12
ICL 13
IMO 14
1995 Dec 19
4
PHILIPS [ NXP SEMICONDUCTORS ]
