Hitachi HUS154530VLF400 User Manual
Hitachi Ultrastar 15K450 (FC-AL) Hard Disk Drive Specification
7
4.0 Drive Characteristics
4.1 Formatted Capacity
Table 2: Formatted Capacity
4.2 Data Sheet
Table 3: Data Sheet
Description
HUS154545VLF400 HUS154530VLF400
Label capacity
450 GB
300 GB
Number of heads
8
8
Number of disks
4
4
Total data bytes (512
bytes/sector)
bytes/sector)
450,098,159,616
300,000,000,000
Total logical data
blocks
blocks
879,097,968
(3465F870h)
585,937,500
(22ECB25Ch)
Buffer to/from media 450 GB
1290 - 2120 [Mb/sec]
Buffer to/from media 300 GB
1265 - 1738 [Mb/sec]
Host to / from buffer (interface transfer rate)
106.25 MB/s (1 Gb/s) 212.5 MB/s (2 Gb/s)
425.0MB/s (4Gb/s)
425.0MB/s (4Gb/s)
Data buffer size
16MB
Number of buffer segments
1 - 254
Rotational speed
15,000 RPM
Recording density
1138 [Kbpi] (Max)
Track density
150,000 [TPI] (average)
Areal density
183 [Gb/sq. in.]
Data zones
23 Zones for 450 GB, 18 Zones for 300 GB.