Chapter 1 19
Hard Disk Drive Interface
Item Specification
Vendor & Model
Name
Seagate HGST Toshiba Western Digital
Capacity (MB) 160, 250, 320,
500 160, 250,
320, 500 160, 250,
320, 500 160, 250, 320,
500, 640
Bytes per sector 512
Data heads 2-4
Drive Format
Disks 1-2
Spindle speed
(RPM) 5400
Performance Specifications
Buffer size 8 MB
Interface SATA
DC Power Requirements
Voltage
tolerance 5V ±5% 5V ±5% 5V ±5% 5V ±5%