SanDisk SSD Ultra ATA, Specification & User Manual

Page: 8 / 44

SSD (Formerly FFD) Ultra ATA 2.5"
8 Product Specification and User Manual 41-PS-0104-00 Rev. 2.3
3.3.6. Memory Capacity
SSD memory Capacity information is described in Table 2.
Table 2: SSD 2.5" Ultra ATA Densities
Unformatted
Disk Capacity
(GB)
Total Number of
User-Addressable
Sectors in LBA
Mode
(Words 60/61 of
IDENTIFY information)
Number of
Logical Sectors
per Track
(Words 6 and 56
after power-on of
IDENTIFY
information)
Number of
Logical Heads
(Words 3 and 55
after power-on of
IDENTIFY
information)
Number of
Logical
Cylinders
(Words 1 and 54 after
power-on) of
IDENTIFY information)
Current CHS
Capacity
(Sectors)
(Words 57/58 after
power-on of
IDENTIFY
information)
1 1982464 63 16 1966 1981728
2 3995648 63 16 3963 3994704
4 7991296 63 16 7928 7991296
8 16044032 63 16 15917 16044032
12 24096768 63 16 16383 16514064
16 32149504 63 16 16383 16514064
24 48254976 63 16 16383 16514064
32 64360448 63 16 16383 16514064
40 80465920 63 16 16383 16514064
48 96571392 63 16 16383 16514064
56 112680960 63 16 16383 16514064
64 128786432 63 16 16383 16514064
72 144891904 63 16 16383 16514064
80 160997376 63 16 16383 16514064
88 177102848 63 16 16383 16514064
96 193208320 63 16 16383 16514064
104 209317888 63 16 16383 16514064
112 225423360 63 16 16383 16514064
120 241528832 63 16 16383 16514064
128 257634304 63 16 16383 16514064
Note: The information in this section is relevant for SSD units with firmware version 1.15 and
later.