NJM2256M# NJR, NJM2256M# Datasheet - Page 3

• Manufacturer Part Number: NJM2256M#
• Description: IC VIDEO COLOR SUPRIMPOSER 20DMP
• Manufacturer: NJR
• Type: Signal Superimposerr

Specifications of NJM2256M#

• Applications: Video
• Mounting Type: Surface Mount
• Package / Case: 20-DMP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: NJM#2256M; NJM#2256M

■ INFORMATIONS
R-Y, B-Y) signals control by ten control pins.
1. Color Superimpose
2. Burst Flag Insertion
3. C Inversion
character shall not be altered. This function shall be proceeded when inverting the burst flag, and at the same time, the
imposed character level shall be inverted too.
4. Y Inversion
Ver.2004-02-17
Following four points are the outstanding function of the NJM2256. These functions are to go through three input (Y,
DC Level of each equivalent colors shall be supplied to Y, R-Y and B-Y inputs.
150 mV burst flag shall be added to R-Y, B-Y input signals.
Burst flag is selected by the NTSC / PAL switch.
The color phase of the picture shall be inverted for one hundred and eighty degrees. The color phase of the imposed
It is the brightness level inversion. The imposed character color shall not be changed. This function shall be
proceeded the switching Y signal output to the inverter side.
Fig.1 Video Camera Application
NJM2256
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