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System DMA
Seek Times
(Typical, including settling in ms)
Single Track
Full Stroke
Read N/A
Write N/A
Read N/A
Write N/A
Read N/A
Write N/A
Read
Write
Read
Write N/A
Read
Write N/A
Read
Write N/A
Transfer Rate
At interface
CD ROM or DVD Drive
CD ROM Drive (24X) DVD Drive (4X)
Models CRN-8142B CDR-U242Z DRD-424 SD-C2202
Dimensions
Width
Height
Depth
128mm
12.7mm
129mm
Not Available
Not Available
Not Available
128mm
12.7mm
129mm
128mm
12.7mm
129mm
Weight 300g Not Available 280g 270g
Rotational Speed 5000RPM Not Available 2300 RPM 2300RPM
Typical Transfer Rate
Sustained Data Transfer Rate
16.67MB/s
3600KB/s
Not Available
Not Available
16.6MB/s(PIO)
5400KB/s
16.7MB/s(PIO)
5400KB/s
Access Time
Average Random Access Time
110ms Not Available 150ms 140ms
Spin Up Time 5s Not Available <15s*1 3.8s
Data Buffer Capacity 1Mbit Not Available 128KB 128KB
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