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

6.9.6 Device Pausing Write DMA

Table 28: Ultra DMA cycle timing chart (Device Pausing Write)

DMARQ
DMACK-
STOP
DDMARDY-
HSTROBE

Table 29: Ultra DMA cycle timings (Device Pausing Write)

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