CXD1812 データシートの表示（PDF） - Sony Semiconductor
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CXD1812 Datasheet PDF : 56 Pages
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CXD1812Q/R
ATAPI I/F CD-ROM DECODER
For the availability of this product, please contact the sales office.
Description
The CXD1812Q/R is a CD-ROM decoder LSI with
a built-in ATAPI I/F.
CXD1812Q
100 pin QFP (Plastic)
CXD1812R
100 pin LQFP (Plastic)
Features
• Compatible with CD-ROM, CD-I and CD-ROM XA
formats
• Real time error correction
• Automatic multi-block transfer function
• Readable Subcode-Q data by byte from the Sub
CPU
• Capable of transferring up to double speed
playback and Mode2 when the 33.8688 MHz clock
is used
Transfer in Mode3 is possible when the decoder is
OFF (The transfer speed depends on playback
speed and clock frequency.)
• Supports PIO/single-word DMA/multiword DMA
data transfer mode
• IORDY support available
• Automatic reception of PACKET commands
Absolute Maximum Ratings (Ta = 25°C)
• Supply voltage
VDD
–0.5 to +7.0
V
• Input voltage
VI
–0.5 to VDD +0.5
V
• Output voltage
VO
–0.5 to VDD +0.5
V
• Operating temperature Topr
–20 to +75
°C
• Storage temperature
Tstg
–55 to +150
°C
Recommended Operating Conditions
• Supply voltage
VDD
4.5 to 5.5 (+5.0 typ.)
V
• Operating temperature Topr
–20 to +75
°C
Applications
CD-ROM drives
Structure
Silicon gate CMOS IC
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.
–1–
E95233-ST
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