5-6 Physical and Operating Specifications

Low-Profile 24X Max IDE CD-ROMDrive

Table 5-5

Low-Profile 24X Max IDE CD-ROM Drive Specifications

Applicable Disk CD-ROM (Mode 1 and 2); CD-XA (Mode 2, Form 1 and 2); CD-1
(Mode 2, Form 1 and 2); CD-1 Ready; CD-Bridge; PhotoCD
(Single and Multi Session); CD-WO
(Fixed packets only)
Capacity 550 MB (Mode 1, 12 cm); 640 MB (Mode 2, 12 cm); 180 MB (8
cm)
Block Size 2638, 2352 bytes (Mode 0); 2352, 2340, 2336, 1024 bytes (Mode
1); 2352, 2340, 2336, 2048, 1024 bytes (Mode 2)
Dimensions U.S. International
Height 0.5 in 12.7 mm
Depth 5.12 in 130 mm
Width 5.16 in 131 mm
Weight < 12.35 oz < 350 g
Data Transfer Rate
Sustained 1200 KB/s
Burst 8.3 MB/s
Access Times (typical)
Full Stroke < 600 ms
Random, 8X speed < 275 ms
Disk
Diameter 4.7 in, 3.15 in 12 cm, 8 cm
Rotational speed 1840 to 4240 rpm
Center Hole (diameter) .6 in 15 mm
Thickness .05 in 1.2 mm
Track pitch 1.6 ยตm
continued