Description

The CXD2131Q is an IC that encodes and

decodes video aspect ratio identification signal

(conforming to EIAJ Standard CPX-1204) in the

vertical blanking interval of an NTSC video signal.

Features

• The processing formerly carried out by the two

chips CXA1727Q and CXD2122AQ has been

consolidated into this one chip.

• Both

microcomputer

serial

interface

and

interface functions are built in.

Applications

Wide-screen

televisions,

VCRs,

MUSE-NTSC

converters

Structure

Silicon gate CMOS IC

Absolute Maximum Ratings

• Supply voltage

V

• Input voltage

V

• Output voltage

V

• Storage temperature

Tstg

–55 to +150

°C

Recommended Operating Conditions

• Supply voltage

4.5 to 5.5

V

• Operating temperature

Topr

–20 to +70

°C

– 1 –

CXD2131Q

E94Z26-ST

Video Aspect Ratio Identification Signal Encoder/Decoder

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by

any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the

operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

32 pin QFP (Plastic)

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