TDA8191
TV SOUND CHANNEL
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HIGH SENSITIVITY
EXCELLENT AM REJECTION
DC VOLUME CONTROL
PERITELEVISION FACILITY
4W OUTPUT POWER
LOW DISTORTION
THERMAL PROTECTION
TURN-ON AND TURN-OFF MUTING
DIP20
(Plastic Package)
ORDER CODE :
TDA8191
DESCRIPTION
The TDA8191 is a monolithic integrated circuit that
includes all the functions needed for a complete TV
sound channel.The TDA8191 is assembled in a 20
pin dual in line power package.
PIN CONNECTION
TURN-ON AND TURN-OFF MUTING
SOUND IF INPUT
IF DECOUPLING
IF DECOUPLING
GND
GND
DETECTOR (FM)
DETECTOR (FM)
DEEMPHASIS AND AF OUT
AF INPUT
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
AF PA INPUT
AF PA FEEDBACK
SUPPLY VOLTAGE
AF PA OUTPUT
GND
GND
DCVC OUTPUT
VOLUME CONTROL
REF. VOLTAGE
FUNCTION SWITCH
8191-01.EPS
September 1993
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