Physical Organization; Recording And Interface Technology; Physical Characteristics - Seagate ST910021AS Product Manual

2.4

Physical organization

Drive model
ST910021AS
ST980825AS
ST96023AS
ST94015AS
2.5

Recording and interface technology

Interface
Recording method
Recording density BPI (bits/inch max)
Track density TPI (tracks/inch max)
2
Areal density (Mbits/inch
Spindle speed (RPM) ( 0.2%)
Maximum Internal transfer rate (Mbits/sec)
Sustained transfer rate OD (Mbytes/sec max)
I/O data-transfer rate (Mbytes/sec max)
Interleave
Cache buffer
2.6

Physical characteristics

Drive specification
Height (mm)
(inches)
Width (mm)
(inches)
Length (mm)
(inches)
Typical weight (grams)
(pounds)
6
max)
9.5 +/-0.2
0.374 +/-0.0078
69.85 +/-0.25
2.75 +/-0.0098
100.5+/-1.6
3.957 +/- 0.063
115 grams
(0.254 lb)
Read/write heads
4
4
3
2
Serial ATA (SATA)
16/17 EPRML
700,000
114,000
81
7,200
539
45.8
150 (SATA 1.0)
1:1
8 Mbytes (8,192 kbytes)
Momentus 7200.1 SATA Product Manual, Rev. A
Number of discs
2
2
2
1