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TA1276AN

PAL / NTSC VIDEO CHROMA AND DEFLECTION IC FOR CTV (NORMAL SCAN / DOUBLE SCAN MODE)

Toshiba 

PIN

No.

PIN NAME

FUNCTION

(1) Used to correct distortion of

picture in the case of

high-tension fluctuation. Input

the AC component of

high-tension fluctuation.

Curve

24

correction

(Ext. CP /

BPP input)

To disactivate the distortion

correction feature, connect a

capacitor of 0.01µF between

this pin and GND.

(2) Double scan mode

This pin is to input external CP

(Clamping Pulse) and BPP

(Black Peak detection stopping

Pulse).

25 FBP input

The pin through which FBP is input

to generate pulses for horizontal

AFC2, Y smoothing, and horizontal

blanking.

When double SCAM mode, input H

blanking pulse (5V or over).

26 Digital GND The GND pin of I2L block.

27 SDA

The SDA pin of I2C bus.

INTERFACE CIRCUIT

―

TA1276AN

INPUT /

OUTPUT

SIGNAL

(1) DC 4.5V

(2)

―

―

28 SCL

The SCL pin of I2C bus.

―

8

2002-03-29

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