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LA7577N

Features: • Employs split processing for wide bandwidth video characteristics• PLL detector with buzz canceler for excellent buzz and buzz beat characteristics• APC time constant switch built-in• High-speed AGC supports double time constant method• SIF carrier level A...

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SeekIC No. : 004390726 Detail

LA7577N: Features: • Employs split processing for wide bandwidth video characteristics• PLL detector with buzz canceler for excellent buzz and buzz beat characteristics• APC time constant s...

LA7577N Data Sheet

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Part Number:
LA7577N
Supply Ability:
5000

Price Break

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

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Product Details

Description



Features:

• Employs split processing for wide bandwidth video characteristics
• PLL detector with buzz canceler for excellent buzz and buzz beat characteristics
• APC time constant switch built-in
• High-speed AGC supports double time constant method
• SIF carrier level AGC in the 1st SIF stage for good SIF weak electric field characteristics
• Good differential gain and phase characteristics
• RF AGC easily adjusted using a variable resistor


Specifications

Parameter Symbol Conditions Ratings Unit
Maximum supply voltage VCC max   13.8 V
Allowable power dissipation Pd max Ta 50°C 1200 mW
Circuit voltages V3 , V13   VCC V
V11   VCC V
V23   VCC V



Description

The LA7577N is a high tone quality and high picture quality, video IF and sound IF IC. It employs split processing of the video IF signal and sound IF signal using SAW filters and a PLL detector. Further, the PLL detector incorporates a buzz canceler for Nyquist buzz interference suppression to achieve high tone quality.




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