Hitachi T7K250 - Deskstar - Hard Drive - Host Pausing Read DMA; Table 20.Ultra DMA Cycle Timing Chart (Host Pausing Read); Table 21.Ultra DMA Cycle Timings (Host Pausing Read)

Deskstar T7K250 Hard Disk Drive Specification
36
6.10.2 Host Pausing Read DMA
Table 20: Ultra DMA cycle timing chart (Host pausing Read)
Table 21: Ultra DMA cycle timings (Host pausing Read)
PARAMETER DESCRIPTION
(all values in ns)
MODE 0MODE 1MODE 2MODE 3MODE 4MODE 5
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tSR
DSTROBE to HDMARDY-
time
–50–30–20––––––
tRFS
HDMARDY- to final
DSTROBE time
–75–70–60–60–60–50
DSTROBE
HDMARDY-
DMACK-
DMARQ
tSR
STOP
tRFS