[Contek]

DESCRIPTION

The Contek 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