Datasheet

DiamondMax 20 PATA Product Manual, Rev. A 13
2.4 Recording and interface technology
2.5 Physical characteristics
2.6 Seek time
Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured using
drive diagnostics. The specifications in the table below are defined as follows:
STM3300622A
STM3250624A
STM3200827A STM3250623A
STM3160212A
STM3160812A
STM3802110A STM3402111A
Interface ATA
Recording density, KBPI (kbits/inch max) 790.1 763 840.0 611.5
Track density, KTPI (ktracks/inch avg) 124.5 120 141.5 103.9
Areal density (Gbits/inch
2
avg) 97.69 91.56 119.0 63.53
Spindle speed (RPM) (± 0.2%) 7,200
Internal data transfer rate (Mbits/sec max) 867.2 760 867.2 867.2
Sustained data transfer rate
(Mbytes/sec max)
76.6 65.0 83.0 69.4
I/O data-transfer rate (Mbytes/sec max) 100 (Ultra DMA mode 5)
Drive specification
Maximum height
(mm)
(inches)
26.11
1.028
Maximum width
(mm)
(inches)
101.6
4.000 +/- 0.010
Maximum length
(mm)
(inches)
146.99
5.787
Max weight
STM3300622A
STM3250623A
STM3250624A
STM3200827A
STM3160812A
STM3160212A
STM3802110A
STM3402111A
655 grams (1.44 lbs)
635 grams (1.39 lbs)
580 grams (1.28 lbs)
580 grams (1.28 lbs)
580 grams (1.28 lbs)
580 grams (1.28 lbs)
580 grams (1.28 lbs)
525 grams (1.16 lbs)
Cache Size
STM3300622A
STM3250623A
STM3250624A
STM3200827A
STM3160812A
STM3160212A
STM3802110A
STM3402111A
16 Mbytes
16 Mbytes
16 Mbytes
8 Mbytes
8 Mbytes
2 Mbytes
2 Mbytes
2 Mbytes