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參數(shù)資料
| 型號： | TDA8222 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | VIDEO & SOUND IF SYSTEM WITH VIDEO AND SOUND SWITCHES |
| 中文描述： | 視頻 |
| 文件頁數(shù)： | 1/9頁 |
| 文件大?。?/td> | 159K |
| 代理商： | TDA8222 |
TDA8222
VIDEO & SOUND IF SYSTEM
WITH VIDEO AND SOUND SWITCHES
October 1993
.
3 STAGE IF GAIN CONTROLLED AMPLIFIER
.
SYNCHRONOUS VIDEO DEMODULATOR
.
TOP SYNC AGC CIRCUIT
.
WHITE AND BLACK NOISE INVERTER
.
TUNER AGC OUTPUT FOR PNP TUNERS
(suitable also for MOSFET tuners)
.
ANALOG AFC
.
FM DETECTOR
.
AUDIO AND VIDEO SWITCHES COMPAT-
IBLE WITH SCART EUROPEAN NORM
.
DC VOLUME CONTROL
.
MUTE FUNCTION
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24
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TUNER AGC STARTING POINT ADJUSTMENT
TUNER AGC OUTPUT
VIDEO SWITCH
BALANCED IF INPUT
GROUND
AUDIO SWITCH OUTPUT
VOLUME CONTROL
BALANCED IF INPUT
FM REFERENCE TUNED CIRCUIT
DEMODULATED AUDIO OUTPUT
VIDEO SWITCH OUTPUT
V
CC
V
CC
AGC TIME CONSTANT
IF LC
IF LC
SWITCHING INPUT
AFC LC
AFC OUTPUT
DEMODULATED CVBS OUTPUT
EXTERNAL AUDIO INPUT
2nd IF SOUND INPUT
2nd IF DECOUPLING INPUT + MUTE
INTERNAL VIDEO INPUT
EXTERNAL VIDEO INPUT
8
PIN CONNECTIONS
SHRINK DIP24
(Plastic Package)
ORDER CODE :
TDA8222
DESCRIPTION
The TDA8222 is a video and sound IF circuit in
Shrink DIP24 package for color and black and white
TV sets. It is intended to operate with a negatively
modulated vision carrier and frequency modulated
sound carrier. It incorporates video and audio
switches compatible with SCART european norm.
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