NJM2238D Datasheet PDF – Video Sub-carrier Signal Tripler

Part Number: NJM2238D

Function: Video Sub-carrier Signal Tripler

Package: DIP 8 Pin, SOP 8 Pin type

Manufacturer: Japan Radio Corporation

Image and Pinouts:

NJM2238D datasheet



The NJM2238D is a tripler oscillator based on video subcarrier frequency using PLL circuit technique. The NJM2238 is suit to standard, clock generate of CCD clock and on-screen display.


1. Operating Voltage (+4.7V to + +5.3V)

2. Maximum Oscillator Frequency

3. Tripler Output

4. Package Outline DIP8, DMP8,

5. Bipolar Technology


1. VCR Video Camera AV-TV Video Disc player


NJM2238D Datasheet PDF Download

NJM2238D pdf

Other data sheets are available within the file: NJM2238, NJM-2238, NJM2238M, NJM2238S

TDA4568 Datasheet PDF – Signal Delay, Philips

Part Number: TDA4568

Function: Luminance signal delay circuit

Package: DIP 18 Pin Type

Manufacturer: Philips Electronics ( https://www.nxp.com/ )


TDA4568 datasheet



The TDA4568 is an integrated circuit that provides the luminance signal delay in colour television receivers.

Block diagram :

TDA4568 block diagram


1. A luminance signal path (Y) which substitutes the conventional Y-delay coil with an integrated Y-delay line

2. Switchable delay time from 550 ns to 820 ns in steps of 90 ns and additional fine adjustment of 37 ns

3. Two Y output signals; one of 180 ns less delay


TDA4568 Datasheet PDF Download

TDA4568 pdf

Other data sheets are available within the file: TDA-4568

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