Synchronous Separator with AFC

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJM2257 executes Horizontal and Vertical synchronous signal separation, and odd / even field signal detection, from composite video signals.

Built-in 1 / 2 fH Killer Function circuit can make stabilization of the Horizontal signal oscillation output during the vertical period.

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  • Operating Voltage (+4.5 to +5.3V)
  • Internal AFC circuit (Horizontal sync. signal.)
  • Internal 1 / 2 fH Killer Function
  • AFC output Pulse Delay time is Adjustable
  • Vertical synchronous pulse width is Adjustable
  • Internal Field Discrlainat Function
  • Package Outline (DIP16, DMP16)
  • Bipolar Technology
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Type Synchronous Signal Separator and Detector IC  

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Operating Voltage (V) 4.5 to 5.3  
Package Outline DIP-16