4
Constellation ES.2 Serial ATA Product Manual, Rev. D
3.0
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:
3.1
Specification summary tables
The specifications listed in the following tables are for quick reference. For details on specification measure-
ment or definition, see the appropriate section of this manual.
Table 1:
Drive specifications summary
Model Number
Self-Encrypting Drive (SED)
FIPS 140-2 Level 2 (Review Pending)
ST33000652NS
Yes
Yes
ST33000651NS
Yes
No
ST33000650NS
No
No
Drive specification
ST33000650NS
ST33000651NS
ST33000652NS
Formatted (512 bytes/sector)*
3TB
Guaranteed sectors
5,860,533,168
Heads
10
Discs
5
Bytes per sector
512
Default sectors per track
63
Default read/write heads
16
Default cylinders
16,383
Recording density, KBPI (Kb/in max)
1638
Track density, KTPI (ktracks/in avg.)
270
Areal density, (Gb/in
2
avg)
444
Spindle speed (RPM)
7200
Internal data transfer rate
(Mb/s max)
1900
Sustained data transfer rate OD
(MB/s max)
155
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
