Recording And Interface Technology; Physical Characteristics - Seagate ST92011A - Momentus 20 GB Hard Drive Product Manual

2.5

Recording and interface technology

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%)
Internal data-transfer rate OD (Mbytes/sec max)
Sustained data transfer rate OD (Mbytes/sec max)
I/O data-transfer rate (Mbytes/sec max)
Interleave
Cache buffer
ST94011A and ST92011A
ST94811A and ST92811A
2.6

Physical characteristics

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
100.2 +/-0.25
3.945 +/-0.0098
99
0.218
Specification
Parallel ATA
RLL 0,11
642,000
100,780
65
5,400
48.25
34.5
100 (Ultra DMA mode 5)
1:1
2 Mbytes (2,048 kbytes)
8 Mbytes (8,192 kbytes)
Momentus 5400.1 Product Manual, Rev. F