6U4 Family Product Manual, Rev. D
1.3 Recording and interface technology
Interface | ATA |
|
Recording method | 16/17 EPRML | |
Recording density BPI (bits/inch) | 241,000 | |
Track density TPI (tracks/inch) | 13,100 | |
Areal density (Mbits/inch2 max) | 3,179 | |
Spindle speed (RPM) (± 0.2%) | 5,400 | |
Internal |
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|
(Mbits/sec max) | 206 |
|
I/O | 16.6 | (PIO mode 4) |
(Mbytes /sec max) | 66.6 | (Ultra DMA mode 4) |
Interleave | 1:1 |
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Cache buffer (Kbytes) | 256 |
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1.4 Physical characteristics
Drive Specification | ST38421A, ST36421A, | |
|
| ST34311A, ST32112A |
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Maximum height | (mm) | 26.1 |
| (inches) | 1.028 |
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Maximum width | (mm) | 101.8 |
| (inches) | 4.020 |
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Maximum length | (mm) | 147.0 |
| (inches) | 5.78 |
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Typical weight | (grams) | 580 |
| (pounds) | 1.2 |
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1.5 Seek time
Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured using drive diagnostics. The spec- ifications in the table below are defined as follows:
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