This is a product manual for Maxtor DiamondMax 21 200-320GB ATA hard drive
The document covers the technical specifications for five specific models in the DiamondMax 21 PATA line: STM3320820A (320 GB), STM3250820A (250 GB), STM3200820A (200 GB), STM3300620A (300 GB), and STM3250620A (250 GB). Key features include a 7,200-RPM spindle speed, Ultra DMA mode 5 support for up to 100 Mbytes per second transfer rates, and Tunneling Giant magnetoresistive (TGMR) recording heads.
| Formatted Capacity (320 GB Model) | 320 Gbytes (512 bytes/sector) |
|---|---|
| Formatted Capacity (300 GB Model) | 300 Gbytes (512 bytes/sector) |
| Formatted Capacity (200 GB Model) | 200 Gbytes |
| Spindle Speed | 7,200 RPM |
| Maximum I/O Data-Transfer Rate | 100 Mbytes/sec max |
| Height (max) | 26.1 mm (1.028 inches) |
| Weight | 580 grams |
The drive supports PIO modes 0–4, Multiword DMA modes 0–2, and Ultra DMA modes 0–5.
The typical track-to-track seek time is less than 0.8 msec for reads and less than 1.0 msec for writes.
The drive operates within an ambient temperature range of 0° to 60°C.
The drive provides a sustained data transfer rate of up to 72 Mbytes/sec.