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Momentus 5400.2 SATA Product Manual, Rev. A
5
*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase acoustic and
power to operational levels.
**Typical notebooks will pull power to the drive when entering S3 and S4; while in the S3 and S4 states, drive sleep and drive standby modes
will not contribute to battery power consumption.
2.2
Formatted capacity
2.2.1
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,
where n is the number of guaranteed sectors as defined above.
See Section 4.3.1, "Identify Device command" (words 60-61 and 100-103) for additional information about 48-
bit addressing support of drives with capacities over 137 Gbytes.
2.3
Default logical geometry
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1,
where n is the number of guaranteed sectors as defined above.
Load/Unload (U/UL) cycles
25°C, 50% relative humidity
32°C, 80% relative humidity
5°C, 80% relative humidity
5°C, 10% relative humidity
55°C, 16% relative humidity
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
20,000 hard power on/off cycles
Supports Hotplug operation per SATA
II specification
Yes (requires COMPRESET from host after a hotplug event)
Model
Formatted capacity
Guaranteed sectors
Bytes per sector
ST9120821AS
120 Gbytes
234,441,648
512
ST9100824AS
100 Gbytes
195,371,568
512
ST98823AS
80 Gbytes
156,301,488
512
ST96812AS
60 Gbytes
117,210,240
512
ST94813AS
40 Gbytes
78,140,160
512
ST93811AS
30 Gbytes
58,605,120
512
Cylinders
Read/write heads
Sectors per track
16,383
16
63
Table 1:
Drive specifications
Drive specification
ST9120821AS ST9100824AS ST98823AS
ST96812AS
ST94813AS
ST93811AS
Содержание ST9100824AS - Momentus 5400.2 100 GB Hard Drive
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