CXD2131Q
Video Aspect Ratio Identification Signal Encoder/Decoder
For the availability of this product, please contact the sales office.
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
鈥?/div>
The processing formerly carried out by the two
chips CXA1727Q and CXD2122AQ has been
consolidated into this one chip.
鈥?/div>
Both microcomputer serial interface and I
2
C
interface functions are built in.
Applications
Wide-screen
converters
Structure
Silicon gate CMOS IC
Absolute Maximum Ratings
鈥?/div>
Supply voltage V
DD
V
SS
鈥?0.5 to +7.0
鈥?/div>
Input voltage
V
I
V
SS
鈥?0.5 to V
DD
+ 0.5
鈥?/div>
Output voltage V
O
V
SS
鈥?0.5 to V
DD
+ 0.5
鈥?/div>
Storage temperature
Tstg
鈥?5 to +150
Recommended Operating Conditions
鈥?/div>
Supply voltage V
DD
4.5 to 5.5
鈥?/div>
Operating temperature
Topr
鈥?0 to +70
32 pin QFP (Plastic)
televisions,
VCRs,
MUSE-NTSC
V
V
V
擄C
V
擄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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