Formatted Capacity; Lba Mode; Default Logical Geometry; Recording And Interface Technology - Seagate CONSTELLATION ST9160511NS Product Manual

3.2

Formatted capacity

Formatted
Model capacity*
ST9500530NS 500 Gbytes
ST9160511NS 160 Gbytes
*One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment
and formatting.
3.2.1

LBA mode

When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,
where n is the number of guaranteed sectors as defined above.
See Section 5.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-
bit addressing support of drives with capacities over 137 Gbytes.
3.3

Default logical geometry

Cylinders Read/write heads
16,383 16
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,
where n is the number of guaranteed sectors as defined above.
3.4

Recording and interface technology

Interface
Recording method
Recording density, KBPI (kbits/inch max)
Track density, KTPI (ktracks/inch avg)
2
Areal density (Gbits/inch
Spindle speed (RPM) (± 0.2%)
Internal data transfer rate (Mbits/sec max)
Sustained data transfer rate (Mbytes/sec max)
I/O data-transfer rate (Mbytes/sec max)
8
Guaranteed
sectors
976,773,168
312,581,808
Sectors per track
63
avg)
Bytes per sector
512
500GB 160GB
Serial ATA (SATA)
Perpendicular
1410
200
283
7200
1136
95
300 (Ultra DMA mode 5)
Constellation Serial ATA Product Manual, Rev. D