TDA4472-M

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 operate...

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SeekIC No. : 004516340 Detail

TDA4472-M: Features: • 5 V supply voltage; low power consumption• Active carrier generation by FPLL principle (frequency-phase-locked-loop) for true synchronous demodulation• Very linear vide...

floor Price/Ceiling Price

Part Number:
TDA4472-M
Supply Ability:
5000

Price Break

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

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Upload time: 2025/1/12

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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 operates at picture carrier frequency
• Alignment-free AFC without external reference circuit, polarity of the AFC curve is switchable
• 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
• Intercarrier output signal is gain controlled (necessary for digital sound processing)
• Separate SIF-AGC with average detection
• Two independent SIF inputs
• Package and relevant pinning is compatible with the multistandard version TDA4470, which simplifies the design of an universal IF module



Pinout

  Connection Diagram


Specifications

Parameters Symbol Value Unit
Supply voltage             Pin 23
            SDIP28 package
            SO28 package
VS
VS
9.0
6.0
V
V
Supply current             Pin 23 Is 93 mA
Power dissipation       SDIP28 package
                                   SO28 package
P
P
840
560
mW
mW

Output currents             Pins 12, 24 and 25 Iout 5 mA
External voltages
Pins 1, 2, 5 to 8, 10, 12, 14, 17, 18 and 24 to 28
Pins 15, 20 and 21
Pin 11
Pins 3, 13, 19 and 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

*) Equivalent to discharging a 200 pF capacitor trough a 0 resistor. 


Description

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




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