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參數資料
| 型號： | TDA8192 |
| 廠商： | 意法半導體 |
| 英文描述： | MULTISTANDARD AM AND FM SOUND IF CIRCUIT FOR TV |
| 中文描述： | 多標準的調幅和調頻聲音中頻電視電路 |
| 文件頁數： | 1/5頁 |
| 文件大小： | 44K |
| 代理商： | TDA8192 |
TDA8192
MULTISTANDARD AM AND FM SOUND IF CIRCUITFOR TV
.
A2-STAGE GAIN CONTROLLED AMPLIFIER,
PROVIDINGCOMPLETE IF GAIN ;
(AM SECTION)
.
A PEAK DETECTOR AND INTEGRATION
WHICH PROVIDESAGC-VOLTAGE;
(AM SECTION)
.
A
LOWED BY A SYNCHRONOUS DEMODULA-
TOR AND DEEMPHASISNETWORK ;
(FM SECTION)
.
AN AUDIO PREAMPLIFIER
.
A CIRCUIT PROVIDING AM/FM SWITCHING
AND MUTE FACILITIES
.
AN EXTERNALAUDIO INPUT CIRCUIT WITH
SWITCHING
FACILITIES
TO
DELIVER
EITHER THE DEMODULATED IF, OR THE
EXTERNALAUDIO SIGNAL AT THE OUTPUT
FULLY COMPATIBLE WITH THE SCART
EUROPEANNORM EN50 049
.
ADC CONTROLLED VOLUMECIRCUIT
October 1993
6-STAGE
LIMITING
AMPLIFIER
FOL-
DESCRIPTION
The demodulatedIF signal is always availableat a
low impedanceoutput.
DIP20
(Plastic Package)
ORDER CODE :
TDA8192
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
IF/AM INPUT
AMPLIFIED AGC (BYPASS)
1st STAGE OUTPUT
AM/FMSWITCH
2nd STAGE INPUT
2nd STAGE OUTPUT
REFERENCE VOLTAGE (+6V)
VOLUME CONTROL INPUT
AGC BYPASS
GND
FM INPUT
FM INPUT (BYPASS)
5.5MHz TUNED CIRCUIT
DEEMPHASIS CAPACITOR
MUTE SWITCH
SCART AUDIO OUTPUT
SCART SWITCH
SCART AUDIO INPUT
POWER SUPPLY (+12V)
RMS
AUDIO OUTPUT (0 to 1 V
)
8
PIN CONNECTIONS
1/5
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