KD-S747
(No.49822)1-39
4.10 TEA6320T-X (IC161) : E.volume
• Pin layout
• Block diagram
• Pin functions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
SDA
GND
OUTLR
OUTLF
TL
B2L
B1L
IVL
ILL
QSL
IDL
MUTE
ICL
IMD
IBL
IAL
SCL
VCC
OUTRR
OUTRF
TR
B2R
B1R
IVR
ILR
QSR
IDR
Vref
ICR
CAP
IBR
IAR
CD-CH
TAPE
TUNER
POWER
SUPPLY
SOURCE
SELECTOR
VOLUME 1
+20 to -31 dB
LOUDNESS
LEFT
BASS
LEFT
+15 dB
TREBLE
LEFT
+12 dB
BASS
RIGHT
+15 dB
TREBLE
RIGHT
+12 dB
MUTE
FUNCTION
ZERO CROSS
DETECTOR
VOLUME 2
0 to 55 dB
BALANCE
FENDER REAR
VOLUME 2
0 to 55 dB
BALANCE
FENDER FRONT
HC BUS
REC
VOLUME 2
0 to -55dB
BALANCE
FENDER FRONT
VOLUME 2
0 to -55dB
BALANCE
FENDER REAR
VOLUME 1
+20 to -31 dB
LOUDNESS
RIGHT
LOGIC
21
31
2
19
16
15
13
11
22
20
18
17
14
23
25
24
26 27
28
30
29
1
32
3
4
10
8
9
7 6
5
12
Pin
No.
Symbol
I/O
Functions
1
SDA
I/O Serial data input/output.
2
GND
-
Ground.
3
OUTLR
O output left rear.
4
OUTLF
O output left front.
5
TL
I
Treble control capacitor left channel
or input from an external equalizer.
6
B2L
-
Bass control capacitor left channel or
output to an external equalizer.
7
B1L
-
Bass control capacitor left channel.
8
IVL
I
Input volume 1. left control part.
9
ILL
I
Input loudness. left control part.
10
QSL
O Output source selector. left channel.
11
IDL -
Not
used
12
MUTE
-
Not used
13
ICL
I
Input C left source.
14
IMO
-
Not used
15
IBL
I
Input B left source.
16
IAL
I
Input A left source.
17
IAR
I
Input A right source.
18
IBR
I
Input B right source.
19
CAP
-
Electronic filtering for supply.
20
ICR
I
Input C right source.
21
Vref
-
Reference voltage (0.5Vcc)
22
IDR
-
Not used
23
QSR
O Output source selector right channel.
24
ILR
I
Input loudness right channel.
25
IVR
I
Input volume 1. right control part.
26
B1R
-
Bass control capacitor right channel
27
B2R
O Bass control capacitor right channel
or output to an external equalizer.
28
TR
I
Treble control capacitor right channel
or input from an external equalizer.
29
OUTRF
O Output right front.
30
OUTRR
O Output right rear.
31
Vcc
-
Supply voltage.
32
SCL
I
Serial clock input.
Pin
No.
Symbol
I/O
Functions