Read Drq Interval Time - Hitachi ic35l060avv207-0 - Deskstar 60 GB Hard Drive Specifications

6.2.2.2 Read DRQ interval time

For read sectors and read multiple operations the interval from the end of negation of the DRQ bit until
setting of the next DRQ bit is as follows:
In the event that a host reads the status register only before the sector or block transfer DRQ
interval, the DRQ interval 4.2 µs
In the event that a host reads the status register after or both before and after the sector or block
transfer, the DRQ interval is 11.5 µs
Deskstar 180GXP hard disk drive specifications
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