Seagate ST9500327AS Momentus 5400 FDE.4 SATA Product Manual - Page 10

Drive specifications

Page 10 highlights

2.0 Drive specifications Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. 2.1 Specification summary table The specifications listed in this table are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual. Table 2: Drive specifications Drive specification ST9500327AS ST9320327AS ST9250317AS ST9160317AS ST9120317AS ST980314AS Formatted Gbytes (512 bytes/ sector)* Guaranteed sectors Bytes per sector Physical read/write heads Disks Cache (Mbytes) Recording density in BPI (bits/ inch max) Track density TPI (tracks/inch max) Areal density (Gbits/inch2 max) Spindle speed (RPM) 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 (typical) Average latency (msec) Power-on to ready (sec typical) Power-on to ready (sec max) Standby to ready (sec typical) Standby to ready (sec max) 500 320 160 120 976,773,168 512 4 2 8 1,490k 625,142,448 3 2 488,397,168 2 1 312,581,808 2 1 265k 394 5,400 1,175 300 SATA 1.5/3.0, 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 +/- 0.25 mm (2.75 +/- 0.0098 inches) 100.33 +0.20 / -0.25 mm (3.957 +0.0079 / -0.0098 inches) 98.8 grams (0.218 lb) 93.5 grams (0.206 lb) 5.6 3.6 3.8 1.8 2 120 234,441,648 1 1 156,301,488 1 1 4 Momentus 5400 FDE.4 SATA Product Manual, Rev. B

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4
Momentus 5400 FDE.4 SATA Product Manual, Rev. B
2.0
Drive specifications
Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal
power.
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 2:
Drive specifications
Drive specification
ST9500327AS
ST9320327AS
ST9250317AS
ST9160317AS
ST9120317AS
ST980314AS
Formatted Gbytes (512 bytes/
sector)*
500
320
160
120
120
Guaranteed sectors
976,773,168
625,142,448
488,397,168
312,581,808
234,441,648
156,301,488
Bytes per sector
512
Physical read/write heads
4
3
2
2
1
1
Disks
2
2
1
1
1
1
Cache (Mbytes)
8
Recording density in BPI (bits/
inch max)
1,490k
Track density TPI (tracks/inch
max)
265k
Areal density (Gbits/inch
2
max)
394
Spindle speed (RPM)
5,400
Internal transfer rate (Mbits/sec
max)
1,175
I/O data transfer rate (Mbytes/
sec max)
300
ATA data-transfer modes sup-
ported
SATA 1.5/3.0, Serial ATA Revision 2.6
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
Height (max)
9.5 +/- 0.2 mm (0.374 +/- .0079 inches)
Width (max)
69.85 +/- 0.25 mm (2.75 +/- 0.0098 inches)
Length (max)
100.33 +0.20 / -0.25 mm (3.957 +0.0079 / -0.0098 inches)
Weight (typical)
98.8 grams (0.218 lb)
93.5 grams (0.206 lb)
Average latency (msec)
5.6
Power-on to ready (sec typical)
3.6
Power-on to ready (sec max)
3.8
Standby to ready (sec typical)
1.8
Standby to ready (sec max)
2