Formatted Capacity; Lba Mode; Default Logical Geometry; Physical Organization - Seagate Barracuda 7200.7 ST360019A Product Manual

2.2

Formatted capacity

Formatted
Model capacity
ST3160022A 160 Gbytes
ST3120025A 120 Gbytes
ST380012A 80 Gbytes
ST360019A 60 Gbytes
2.2.1

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 4.1.2, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-
bit addressing support of drives with capacities over 137 Gbytes.
2.3

Default logical geometry

Cylinders Read/write heads
16,383
2.4

Physical organization

Model
ST3160022A
ST3120025A
ST380012A
ST360019A
2.5

Recording and interface technology

Interface
Recording method
Recording density BPI (bits/inch max)
Track density TPI (tracks/inch max)
2
Areal density (Mbits/inch
Internal data-transfer rate OD (Mbytes/sec max)
Sustained data transfer rate OD (Mbytes/sec max)
I/O data-transfer rate (Mbytes/sec max)
Interleave
Cache buffer
U Series 9 Product Manual, Rev. D
Guaranteed
sectors
312,581,808
234,441,648
156,301,488
117,231,408
16
Read/write heads
4
3
2
2
max)
Bytes per sector
512
512
512
512
Sectors per track
63
Number of discs
2
2
1
1
ATA
16/17 EPRML
595,000
94,600
56.3
85.4
48
100 (Ultra DMA mode 5)
1:1
1 Mbyte (1,024 kbytes)
5