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參數(shù)資料
| 型號： | TA7611AP |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | FM IF/AM TUNER SYSTEM |
| 中文描述： | 調(diào)頻中頻/調(diào)幅調(diào)諧系統(tǒng) |
| 文件頁數(shù)： | 1/5頁 |
| 文件大小： | 60K |
| 代理商： | TA7611AP |
TA7611AP
LINEAR INTEGRATED CIRCUIT
1
FM IF/AM TUNER SYSTEM
DESCRIPTION
TheContek TA7611AP is a monolithic integrated circuit,
designed for the VIF stage in color and B/W TV receiver. The
UTC TA7611AP is used for Forward AGC type.
FEATURES
*High gain wide brand IF amplifier
*Gain reduction with excellent stability
*Excellent DG/DP and S/N characteristics
*Negative video output signal
*Fast AGC action due to noise inverter and peak AGC
*Switch off the video part VTR SW
FUNCTIONS
*Three controlled IF amplifier stages
*Video demodulator controlled by picture carrier
*Black noise and white noise inverter
*Peak AGC
*DC amplifier for RF AGC output
*Quadrature detector for AFT
*DC amplifier for AFT
DIP-16
BLOCK DIAGRAM
3
14
4
2
16
1
15
13
12
8
9
5
7
10
11
6
NC
NC
NC
NC
Vcc
VIDEO
OUTPUT
NOISE
INVERTER
IF INPUT
AGC1
AGC2
AGC3
RFAGC
RELAY
IF AGC FILTER
IF 2
IF 1
IF 3
VIDEO AMP.
RF AGC
OUTPUT
VIDEO
TANK
Contek
CONTEK
Contek Microelectronics Co.,Ltd.
http://www.contek-ic.com E-mail:sales@contek-ic.com
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