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TDA4472-A

Features: ·5 V supply voltage; low power consumption·Active carrier generation by FPLL principle(frequency-phase-locked-loop) for true synchronous demodulation·Very linear video demodulation, good pulse response and excellent intermodulation figures·VCO circuit is operating on picture carrier freq...

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SeekIC No. : 004516339 Detail

TDA4472-A: Features: ·5 V supply voltage; low power consumption·Active carrier generation by FPLL principle(frequency-phase-locked-loop) for true synchronous demodulation·Very linear video demodulation, good p...

TDA4472-A Data Sheet

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Part Number:
TDA4472-A
Supply Ability:
5000

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  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

·5 V supply voltage; low power consumption
·Active carrier generation by FPLL principle(frequency-phase-locked-loop) for true synchronous demodulation
·Very linear video demodulation, good pulse response and excellent intermodulation figures
·VCO circuit is operating on picture carrier frequency
·Alignment-free AFC without external reference circuit
·VIF-AGC with peak sync detection
·Tuner AGC with adjustable take over point
·Alignment-free quasi parallel sound (QPS) mixer for FM/NICAM sound IF signals
·Gain controlled intercarrier output signal(supports digital sound processing systems)
·Separate SIF-AGC with average detection
·Two independent SIF inputs
·Package and pinning is fully compatible with the multistandard version TDA4470, simplifies the design of an universal IF module


Specifications

Parameters
 
Symbol
Value
Unit
Supply voltage Pin 23
VS
9.0
V
Supply current Pin23
IS
75
mA
Power dissipation, VS = +9 V  
P
675
mW
Output currents Pin 12, 24, 25
Iout
5
mA
External voltages      Pin 1, 2, 5, 6, 7, 8, 10, 12,
                                 Pin 17, 18, 24, 26, 27, 28
                                 Pin 20, 21
                                 Pin 11
                                 Pin 3, 19, 22
Vext
+4.5

+3.5
+13.5
VS
V

V
V
V
Junction temperature
Tj
+125
Storage temperature
Tstg
25 to +125
Electrostatic handling *) all pins
VESD
±300
V



Description

The TDA4472-A is an integrated bipolar circuit for video/sound IF (VIF/SIF) signal processing in TV/VCR and multimedia applications.
The circuit processes TV video IF signals with negative modulation (e.g. B/G standard) and the FM/NICAM sound IF signals.




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