Drive Specifications; Specification Summary Table - Seagate Momentus 5400.6 SATA Series Product Manual

2.0

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
Momentus 5400.6 SATA models.
2.1

Specification summary table

The specifications listed in this table are for quick reference. For details on specification measurement or defi-
nition, see the appropriate section of this manual. .
Table 1: Drive specifications for 500, 400 and 320 GB models
Drive specification
Formatted Gbytes (512 bytes/sector)*
Guaranteed sectors
Bytes per sector
Physical read/write heads
Discs
Cache (Mbytes)
Recording density in BPI (bits/inch avg)
Track density TPI (tracks/inch avg)
2
Areal density (Gbits/inch avg)
Spindle speed (RPM)
Average latency (msec)
Internal transfer rate (Mbits/sec max)
I/O data transfer rate
(Mbytes/sec max)
ATA data-transfer modes supported
Height (max)
Width (max)
Length (max)
Weight (max)
Power-on to ready (sec typical)
Power-on to ready (sec max)
Standby to ready (sec typical)
Standby to ready (sec max)
Track-to-track seek time, read (msec typical) 1
Momentus 5400.6 SATA Product Manual, Rev. F
ST9500325AS
ST9500325ASG
500
976,773,168
512
4
2
8
1490k
265k
394
5400
5.6
1175
300
SATA 1.0, Serial ATA Revision 2.6
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
9.5 +/- 0.2 mm (0.374 +/- .0079 inches)
69.85 mm +/- 0.25 mm (2.75 +/- 0.0098 inches)
100.35 + 0.20 / - 0.25 mm (3.957 + 0.0079 / - 0.0098 inches)
98.8 grams (0.218 lb)
3.6
3.8
1.8
2
ST9400326AS
400
781,422,768
ST9320325AS
ST9320325ASG
320
625,142,448
3
2
3