Seagate Barracuda 5400.1 ST320015A, Product Manual

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Barracuda 5400.1 Product Manual, Rev. A 7
2.5 Recording and interface technology
2.6 Physical characteristics
ST320015A
Interface ATA
Recording method GPRML detector with NPML
post processor
Recording density BPI (bits/inch max) 405,251
Track density TPI (tracks/inch max) 94,000
Areal density (Mbits/inch
2
max) 37,452
Spindle speed (RPM) (
±
0.2%) 5,800
Internal data transfer rate (Mbits/sec) 437
I/O data transfer rate (Mbytes/sec max) 16.6 (PIO mode 4)
100 (Ultra DMA mode 5)
Interleave 1:1
Cache buffer 2 Mbytes (2,048 kbytes)
Drive specification ST320015A
Maximum height (mm)
(inches) 19.99
0.783
Maximum width (mm)
(inches) 102
4.02
Maximum length (mm)
(inches) 146.9
5.78
Typical weight (grams)
(pounds) 454
1.1