CXD1818R Datasheet, PDF (1/112 Pages) Sony Corporation – CD-ROM Decoder

CXD1818R
CD-ROM Decoder
For the availability of this product, please contact the sales office.
Description
The CXD1818R is a CD-ROM decoder LSI with a
built-in Fast SCSI controller. This supports 32× speed
playback.
144 pin LQFP (Plastic)
Features
• Ultra SCSI controller (Target mode)
• Maximum transfer speed of 20MB/s (when using
Ultra SCSI synchronous transfer)
• SCSI overhead reduced by executing multiple
SCSI sequences
• Supports SCAM Level 2
• Compatible with CD-ROM, CD-I and CD-ROM XA
formats
• Real-time error correction
• Capable of handling up to 32× speed playback
• Multiblock auto-transfer function
• Can read subcode-Q data for each byte from the
sub CPU
• Real-time subcode (R to W) error correction
• Serial transfer of commands to CD DSP
• Connectable with standard DRAM of up to 8M bits
(1024K bytes)
• DRAM bit width selectable for 8 bits or 16 bits
• ESP function
Applications
CD-ROM drives
Structure
Silicon gate CMOS IC
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
• Crystal oscillation
X'tal
40
MHz
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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E97528-PS