TDA4453 TEMIC Semiconductors, TDA4453 Datasheet

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TDA4453

Manufacturer Part Number
TDA4453
Description
Video IF amplifier for multistandard TV receiver and VTR appliances
Manufacturer
TEMIC Semiconductors
Datasheet

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

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TDA4453 Summary of contents

Page 1

... 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 Figure 1. Block diagram TDA4453 1 (7) ...

Page 2

... TDA4453 Pin Description Pin Function 1,16 IF-input 2 Standard switch: open B/G ground L 3,15 Ground 4 IF-AGC storage capacitor 5 AGC (tuner control) 6 Tuner AGC take over Circuit Description The following function units are integrated in this circuit combination for video-IF processing: D Three symmetric, highly stable, gain controlled wide- ...

Page 3

... Video Pin 11 V Video Pin Pin Pin Pin Pin Pin 5 Pin 5 AGC m s must be transmitted for each complete frame TDA4453 Typ. Max. Unit 65 mA 5.2 5.6 V 1.9 2.05 V 3.0 3.3 V 2.1 2. 250 mV below sync. (typ.) 3.6 V 0.5 %/V 1.0 %/V 10 MHz 2 ...

Page 4

... TDA4453 Parameters Test Conditions / Pins IF-residual voltage at the f = 38.9 MHz video output in the AGC f = 77.8 MHz area Differential gain error Differential phase error Sound-chroma beat (1.07 MHz intermodulation) relat- ing to demodulated auxiliary colour carrier Video carrier = 0 dB Colour carrier = –6 dB Sound carrier = –24 dB Upsetting factor sync ...

Page 5

... TELEFUNKEN Semiconductors Rev. A1, 15-Aug-96 Figure 2. Test circuit TDA4453 5 (7) ...

Page 6

... TDA4453 Dimensions in mm Package: 16-pin dual inline plastic 6 (7) Case 20A16 DIN 41866 JEDEC M0 001 AC TELEFUNKEN Semiconductors Rev. A1, 15-Aug-96 ...

Page 7

... TEMIC against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or TEMIC TELEFUNKEN microelectronic GmbH, P.O.B. 3535, D-74025 Heilbronn, Germany Telephone 7131 67 2831, Fax number 7131 67 2423 TELEFUNKEN Semiconductors Rev. A1, 15-Aug-96 unauthorized use. TDA4453 7 (7) ...

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