CXD2131Q Datasheet, PDF (1/13 Pages) Sony Corporation – Video Aspect Ratio Identification Signal Encoder/Decoder

CXD2131Q
Video Aspect Ratio Identification Signal Encoder/Decoder
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Description
The CXD2131Q is an IC that encodes and
32 pin QFP (Plastic)
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 I²C
interface functions are built in.
Applications
Wide-screen
converters
televisions,
VCRs,
MUSE-NTSC
Structure
Silicon gate CMOS IC
Absolute Maximum Ratings
• Supply voltage VDD VSS – 0.5 to +7.0
V
• Input voltage VI VSS – 0.5 to VDD + 0.5 V
• Output voltage VO VSS – 0.5 to VDD + 0.5 V
• Storage temperature
Tstg
–55 to +150
°C
Recommended Operating Conditions
• Supply voltage VDD
4.5 to 5.5
V
• Operating temperature
Topr
–20 to +70
°C
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.
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