Seagate Enterprise Capacity 3.5 HDD v5.1 Product Manual, Rev. D
6
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 following drive models:.
2.1
Specification summary tables
The specifications listed in the following tables are for quick reference. For details on specification measurement or definition, see the
appropriate section of this manual.
Table 1 Drive specifications summary
Standard 512n models
Instant Secure Erase models
ST2000NM0008
ST1000NM0008
ST2000NM0018
ST1000NM0018
Drive specification*
ST2000NM0008 and ST2000NM0018
ST1000NM0008 and ST1000NM0018
Formatted (512N bytes/sector)**
2000GB (2TB)
1000GB (1TB)
Guaranteed sectors
3,907,029,168
1,953,525,168
Heads
4
2
Discs
2
Bytes per logical sector
512
Recording density, KBPI (Kb/in max)
1936
Track density, KTPI (ktracks/in avg.)
330
Areal density, (GFC/in
2
avg)
651
Spindle speed (RPM)
7200
Internal data transfer rate (Mb/s max)
2585
Sustained data transfer rate OD (max)
185MiB/s
I/O data-transfer rate (MB/s max)
600
ATA data-transfer modes supported
PIO modes 0–4
Multiword DMA modes 0–2
Ultra DMA modes 0–6
Cache buffer
128MB
Weight: (maximum)
550g (1.213 lb)
Average latency
4.16ms
Power-on to ready (sec)
17 (max)
Standby to ready (sec)
17 (max)
Startup current (typical) 12V (peak)
2.8A
Voltage tolerance (including noise)
5V ±5%
12V ±10%
Non-Operating (Ambient °C)
-40° to 70°
Operating ambient temperature (min °C)
5°
Operating temperature (drive case max °C)
60°
†
Temperature gradient
(°C per hour max)
20°C (operating)
30°C (non-operating)
Relative humidity
5% to 95% (operating)
5% to 95% (non-operating)
Relative humidity gradient
20% per hour max (operating & non-operating)
Altitude, operating
–304.8 m to 3,048 m
(–1000 ft to 10,000+ ft)
Altitude, non-operating
(below mean sea level, max)
–304.8 m to 12,192 m
(–1000 ft to 40,000+ ft)
Operational Shock (max at 2 ms)
Read 70 Gs
Write 40 Gs
Non-Operational Shock (max at 2 ms)
300 Gs
Vibration, operating
5–22 Hz: 0.25 Gs, Limited displacement
22–350 Hz: 0.50 Gs
350–500 Hz: 0.25 Gs
