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TDA4557

Features: Chrominance part· Gain controlled chrominance amplifier for PAL, SECAM and NTSC· ACC rectifier circuits (PAL/NTSC, SECAM)· Burst blanking (PAL) in front of 64 ms glass delay line· Chrominance output stage for driving the 64 ms glass delay line (PAL, SECAM)· Limiter stages for direct and ...

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SeekIC No. : 004516353 Detail

TDA4557: Features: Chrominance part· Gain controlled chrominance amplifier for PAL, SECAM and NTSC· ACC rectifier circuits (PAL/NTSC, SECAM)· Burst blanking (PAL) in front of 64 ms glass delay line· Chromina...

TDA4557 Data Sheet

floor Price/Ceiling Price

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Part Number:
TDA4557
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:

Chrominance part
· Gain controlled chrominance amplifier for PAL, SECAM and NTSC
· ACC rectifier circuits (PAL/NTSC, SECAM)
· Burst blanking (PAL) in front of 64 ms glass delay line
· Chrominance output stage for driving the 64 ms glass delay line (PAL, SECAM)
· Limiter stages for direct and delayed SECAM signal
· SECAM permutator


Specifications

Limiting values in accordance with the Absolute Maximum System (IEC 134)
PARAMETER
SYMBOL
MIN.
MAX.
UNIT
Supply voltage (pin 13)
Voltage range at pins 10, 11, 17, 23,24, 25, 26, 27, 28 to pin 9 (ground)
Current at pin 12
Peak value
Total power dissipation
Storage temperature range
Operating ambient temperature range
VP
Vn-9
I12
I12M
Ptot
Tstg
Tamb
-
0
-
-
-
-25
0
13.2
VP
8
15
1.4
+ 150
+ 70
V
V
mA
mA
W




Description

The TDA4557 is a monolithic integrated multistandard colour decoder for the PAL, SECAM, NTSC 3.58 MHz and NTSC 4.43 MHz standards.


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