Drive Specifications; Formatted Capacity; Default Logical Geometry - Seagate ST340016A Product Manual

Barracuda ATA IV Family Product Manual, Rev. B

1.0 Drive specifications

Unless otherwise noted, all specifications are measured under ambient
conditions, at 25°C, and nominal power. For convenience, the phrases
the drive and this drive are used throughout this manual to indicate the
ST380021A, ST360021A, ST340016A and the ST320011A.

1.1 Formatted capacity

Drive model Formatted Gbytes
ST380021A
ST360021A
ST340016A
ST320011A

1.1.1 Default logical geometry

CHS mode Cylinders
ST380021A 16,383
ST360021A 16,383
ST340016A 16,383
ST320011A 16,383
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 .
Guaranteed
sectors
80.0 156,301,488
60.0 117,231,408
40.0 78,165,360
20.0 39,102,336
Read/write heads
16
16
16
16
5
Bytes per
sector
512
512
512
512
Sectors per
track
63
63
63
63