Beko L6B PDP TV Service Manual page 41

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5 STEREO INPUTS
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4 STEREO OUPUTS
GAIN CONTROL 0/2/4/6dB/MUTE FOR EACH
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OUTPUT
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CASCADABLE (2 different addresses)
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SERIAL BUS CONTROLLED
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VERY LOW NOISE
VERY LOW DISTORSION
DESCRIPTION
The TEA6420 switches 5 stereo audio inputs on
4 stereo outputs.
All the switching possibilities are changed through
2
the I C bus.
PIN CONNECTIONS
SHRINK24
GND 1
CAPACITANCE 2
V 3
S
L1 4
L2 5
L3 6
L4 7
L5 8
LOUT1 9
ROUT1 10
LOUT2 11
ROUT2 12
BUS-CONTROLLED AUDIO MATRIX
24 SDA
23 SCL CAPACITANCE
22 ADDR
21 R1
20 R2
19 R3
18 R4
17 R5
16 ROUT4
15 LOUT4
14 ROUT3
13 LOUT3
TEA6420
SHRINK24
(Plastic Package)
ORDER CODE : TEA6420
SO28
(Plastic Micropackage)
ORDER CODE : TEA6420D
SO28
28
GND 1
27
2
26
V 3
S
25
L1 4
L2 5 24
L3 6 23
NC 7 22
NC 8 21
L4 9 20
L5 10 19
LOUT1 11 18
ROUT1 12 17
LOUT2 13 16
ROUT2 14 15
SDA
SCL
ADDR
R1
R2
R3
NC
NC
R4
R5
ROUT4
LOUT4
ROUT3
LOUT3