Seagate ST400FM0012, Product Manual

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Pulsar.2 Product Manual, Rev. B 5
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:
Product data communicated in this manual is specific only to the model numbers listed in this manual. The data
listed in this manual may not be predictive of future generation specifications or requirements. If you are
designing a system which will use one of the models listed or future generation products and need further
assistance, please contact your Customer Technical Support Engineer or our global support services group as
shown in See “Seagate Technology Support Services” on page
1.
2.1 Specification summary tables
The specifications listed in the following table is for quick reference. For details on specification measurement
or definition, see the appropriate section of this manual.
Table 1: Drive specifications summary for 400, 200 and 100 GB models
ST400FM0012 ST200FM0012 ST100FM0012
ST400FM0052 ST200FM0052 ST100FM0062
Drive specification ST400FM0012 ST400FM0052 ST200FM0012 ST200FM0052 ST100FM0012 ST100FM0062
Formatted GB (512 bytes/sector)* 400 200 100
Guaranteed logical block addresses (LBAs) 781,422,768 390,721,968 195,371,568
Emulated Bytes per LBA 512
Sustained 128KB sequentialread/write data transfer rate
(MB/s max)
370/140 370/200 370/70 370/200 370/35 370/190
Peak 128KB sequential read/write data transfer rate
(MB/s max)
370/200 370/190
Sustained 4KB Random read/write command rate (IOPs) 40,000/11,000 40,000/15,000 40,000/5500 40,000/15,000 40,000/2800 40,000/12,000
Peak 4KB Random read/write command rate (IOPs) 40,000/15,000 40,000/12,000
Flash Memory Type NAND MLC
I/O data-transfer rate (MB/s max) 600
Height (mm max) 7.00 mm (0.276 in)
Width (mm max) 70.10 mm (2.760 in)
Length (mm max) 100.45 mm (3.955 in)
Weight (max) 100 g (0.220 lb)
Average latency 206 μ s
Power-on to ready (sec max) 14 sec
Standby to ready (sec max) 13 sec
Average LBA access time ( μ s typ) ~227 μ s read; ~120 μ s write
Data Retention (typical minimum at 40°C) 3 months
Sustainable 4KB Random IOPs for 5 year Endurance
(65%/35% R/W 70% Duty Cycle)
23,000 22,000
Startup current (typical) 12V / 5V (peak) 0.34 / 0.47 amps
Voltage tolerance (including noise) 12V ± 5% / 5V ± 5%