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TA7678
LINEAR INTEGRATED CIRCUIT
VIDEO AND SOUND IF AMPLIFIER FOR MONOCHROME TV RECEIVERS
DESCRIPTION
The Contek TA7678 is a monolithic integrated circuit designed for the VIF and SIF stage in B/W television receivers. The UTC TA7678 is used for forward AGC Type.
FEATURE
VIF STAGE
*High gain wide brand IF amplifier 50dB at 45MHz *Gain reduction with excellent stability: 55dB at 45MHz *Excellent DG/DP and S/N characteristics
DIP-16
SIF STAGE
*Excellent limiter characteristics *Excellent AM Rejection *Large undistorted audio output voltage with detector quadrature
BLOCK DIAGRAM
Contek
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.