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TDA8192 Datasheet

MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV

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TDA8192
MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV
. A 2-STAGE GAIN CONTROLLED AMPLIFIER,
. PROVIDING COMPLETE IF GAIN ;
(AM SECTION)
A PEAK DETECTOR AND INTEGRATION
. WHICH PROVIDES AGC-VOLTAGE ;
(AM SECTION)
A 6-STAGE LIMITING AMPLIFIER FOL-
LOWED BY A SYNCHRONOUS DEMODULA-
TOR AND DEEMPHASIS NETWORK ;
(FM SECTION)
. AN AUDIO PREAMPLIFIER
. A CIRCUIT PROVIDING AM/FM SWITCHING
AND MUTE FACILITIES
. AN EXTERNAL AUDIO INPUT CIRCUIT WITH
SWITCHING FACILITIES TO DELIVER
EITHER THE DEMODULATED IF, OR THE
EXTERNAL AUDIO SIGNAL AT THE OUTPUT
. FULLY COMPATIBLE WITH THE SCART
EUROPEAN NORM EN50 049
A DC CONTROLLED VOLUME CIRCUIT
DIP20
(Plastic Package)
ORDER CODE : TDA8192
DESCRIPTION
The demodulated IF signal is always available at a
low impedance output.
PIN CONNECTIONS
IF/AM INPUT
AMPLIFIED AGC (BYPASS)
1st STAGE OUTPUT
AM/FM SWITCH
2nd STAGE INPUT
2nd STAGE OUTPUT
AGC BYPASS
REFERENCE VOLTAGE (+6V)
VOLUME CONTROL INPUT
AUDIO OUTPUT (0 to 1 V RMS)
1
2
3
4
5
6
7
8
9
10
20 GND
19 FM INPUT
18 FM INPUT (BYPASS)
17 5.5MHz TUNED CIRCUIT
16 DEEMPHASIS CAPACITOR
15 MUTE SWITCH
14 SCART AUDIO OUTPUT
13 SCART SWITCH
12 SCART AUDIO INPUT
11 POWER SUPPLY (+12V)
October 1993
1/5


STMicroelectronics Electronic Components Datasheet

TDA8192 Datasheet

MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV

No Preview Available !

TDA8192
BLOCK DIAGRAM
1st
STAGE
OUTPUT
3
2nd
STAGE
INPUT
5
2nd
STAGE
OUTPUT
6
SCART
AUDIO
INPUT
12
IF/AM INPUT 1
AMPLIFIED 2
AGC (BYPASS)
FIRST
AM
STAGE
AGC BYPASS 7
AGC
FM INPUT 19
FM INPUT 18
(BYPASS)
FM
LIMITER
2nd AM
STAGE
AM
DEMOD
VOLUME
CONTROL
10
AUDIO
OUTPUT
VOLUME
9 CONTROL
INPUT
13
SCART
SWITCH
FM
DEMOD
17
5.5MHz
TUNED
CIRCUIT
MUTE
11
POWER
SUPPLY
16
DEEMPHASIS
CAPACITOR
4 15 14
AM/FM MUTE SCART
SWITCH SWITCH AUDIO
OUTPUT
20
GND
REFERENCE
8 VOLTAGE
ABSOLUTE MAXIMUM RATINGS
Symbol
VS
Ptot
Top
Tstg, Tj
Parameter
Supply Voltage
Total Power Dissipation at Tamb 70°C
Operating Temperature
Storage and Junction Temperature
THERMAL DATA
Symbol
Rth j-amb
Parameter
Thermal Resistance Junction-ambient
Value
16
800
0 to 70
– 55 to 150
Unit
V
mW
°C
°C
Max.
Value
100
Unit
°C/W
2/5


Part Number TDA8192
Description MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV
Maker ST Microelectronics
Total Page 5 Pages
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