Seagate BARRACUDA ST3250823AS - Manual (Page 17)

Barracuda 7200.8 Serial ATA Product Manual, Rev. F 11
2.4 Recording and interface technology
2.5 Physical characteristics
Interface Serial ATA (SATA)
Recording method 16/17 EPRML
Recording density BPI (bits/inch max) 763,000
Track density TPI (tracks/inch avg) 120,000
Areal density (Mbits/inch
2
avg) 91,560
Spindle speed (RPM) (± 0.2%) 7,200
Internal data transfer rate (Mbytes/sec max) 95
Sustained transfer rate OD (Mbytes/sec max) 65
I/O data-transfer rate (Mbytes/sec max) 150 (SATA 1.0)
Interleave 1:1
Cache buffer
ST3400832AS
ST3300831AS
ST3250823AS
ST3200826AS
ST3400632AS
ST3300631AS
ST3250623AS
8 Mbytes (8,192 kbytes)
16 Mbytes (16,384 kbytes)
Maximum height
(mm)
(inches)
26.11
1.028
Maximum width
(mm)
(inches)
101.85
4.010
Maximum length
(mm)
(inches)
146.99
5.787
Maximum weight
(grams)
(pounds)
635
1.39