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Momentus 7200.1 SATA Product Manual, Rev. B
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.
Supports Hotplug operation per SATA II spec-
ification
Yes
Model Formatted capacity Guaranteed sectors Bytes per sector
ST910021AS 100 Gbytes 195,371,568 512
ST980825AS 80 Gbytes 156,301,488 512
ST96023AS 60 Gbytes 117,210,240 512
ST94015AS 40 Gbytes 78,140,160 512
Cylinders Read/write heads Sectors per track
16,383 16 63
Table 1: Drive specifications
Drive specification ST910021AS ST980825AS ST96023AS ST94015AS