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TEMIC Semiconductors - Video IF Amplifier for Multistandard TV Receiver and VTR Appliances

Numéro de référence TDA4453
Description Video IF Amplifier for Multistandard TV Receiver and VTR Appliances
Fabricant TEMIC Semiconductors 
Logo TEMIC Semiconductors 





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TDA4453 fiche technique
TDA4453
Video IF Amplifier for Multistandard TV Receiver and VTR
Appliances
Technology: Bipolar
Features
D Interference suppression
D Standard B/G-L suitable, processes negatively and
positively modulated IF-signals with equal polarity of
the output signal
D Ultra white inverter and ultra black limiter for
reducing transmission interference
D Internally noise protected gain control, no flyback
pulses required
D Expanded video frequency response allows the
demodulation of amplitude modulated MAC signals
D High input sensitivity
D Minimal intermodulation interference
D Fast AGC by controlled discharge of the
AGC capacitor
Standard L mode: AGC acting on peak white level,
capacitor discharge control by averaged video signal
Standard B/G: AGC acting on the sync. pulse peak
D Small differential error
D Constant input impedance
D Video output voltage with narrow tolerance
D Adapted output for insertion of ceramic transducers as
intrinsic sound trap
D Connecting and basic circuitry compatible to the
TEMIC video IF type programme - permits building
block system for video IF module
TELEFUNKEN Semiconductors
Rev. A1, 15-Aug-96
Figure 1. Block diagram
1 (7)

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