HITACHI Deskstar & CinemaStar 7K1000.B & Deskstar E7K1000 Hard Disk Drive specification
11
4.2
Data sheet
Description
160GB
Model
250GB
Model
320GB
Model
500GB
Model
640GB
Model
750GB
Model
1TB
Model
Data transfer rate (Mbps)
1406
1204
1406
1406
1406
1204
1406
Interface transfer rate (MB/s)
300(SATA)
Data buffer size
1
(KB)
8,192
8,192/16,384
8,192/16,384/32,768
Rotational speed (RPM)
7,200
Number of buffer segments (read)
up to 128
Number of buffer segments (write)
up to 63
Recording density- max (Kbpi)
1267
1119
1267
1267
1267
1119
1267
Track density (Ktpi)
187
181
187
193
187
181
193
Areal density - max (Gbits/in
2
)
237
203
237
244
237
203
244
Number of data bands
31
1
Upper 1134 KB(8MB) / 1382 KB(16MB)/ 1879 KB(32MB) are used for firmware
Table 5 Mechanical positioning performance
4.3
World Wide Name Assignment
Description of
160GB
Model
250GB
Model
320GB
Model
500GB
Model
640GB
Model
750GB
Model
1TB
Model
Organization
Hitachi GST
Manufacturing Site
Hitachi GST China Plant, China(GSP) / ExcelStar Plant,China
Product
Saturn
– Deskstar 7K1000.B/ CinemaStar 7K1000.B/ Deskstar E7K1000
OUI
000CCAh
SHBU Block Assignment
345h
346h
347h
348h
349h
Port/Node ID
11b
Table 6
World Wide Name Assignment
4.4
Drive organization
4.4.1
Drive Format
Upon shipment from Hitachi Global Storage Technologies manufacturing the drive satisfies the sector continuity in
the physical format by means of the defect flagging strategy described in Section 5.0 on page 19 in order to provide
the maximum performance to users.
4.4.2
Cylinder allocation
Physical cylinder is calculated from the starting data track of 0. It is not relevant to logical CHS. Depending on the
capacity some of the inner zone cylinders are not allocated.
Data cylinder
This cylinder contains the user data which can be sent and retrieved via read/write commands and a spare area for
reassigned data.
Spare cylinder
The spare cylinder is used by Hitachi Global Storage Technologies manufacturing and includes data sent from a
defect location.