Hitachi HTS542525K9SA00 - Device Pausing Write DMA; Table 28: Ultra DMA Cycle Timing Chart (Device Pausing Write); Table 29: Ultra DMA Cycle Timings (Device Pausing Write)

Deskstar 7K160 Hard Disk Drive Specification
37
6.9.6 Device Pausing Write DMA
Table 28: Ultra DMA cycle timing chart (Device Pausing Write)
Table 29: Ultra DMA cycle timings (Device Pausing Write)
Note: When a device does not satisfy the tSR timing, it shall be ready to receive two more strobes after
DDMARDY– is negated.
PARAMETER
DESCRIPTION
(all values in ns)
MODE 0MODE 1MODE 2MODE 3MODE 4MODE 5MODE 6
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
tSR HSTROBE to DDMARDY-
time
–50–30–20––––––––
tRFS DDMARDY- to final
HSTROBE time
–75–70–60–60–60–50–50
HSTROBE
DDMARDY-
DMACK-
DMARQ
tSR
STOP
tRFS