Host Terminating Write Dma; Table 32: Ultra Dma Cycle Timing Chart (Host Terminating Write); Table 33: Ultra Dma Cycle Timings (Host Terminating Write) - Hitachi HDT725025VLA380 - Deskstar 0A33423 T7K500 250GB SATA 7200RPM 8MB Cache Hard Drive Specifications

6.9.8 Host Terminating Write DMA

Table 32: Ultra DMA cycle timing chart (Host Terminating Write)

DMARQ
DMACK-
STOP
DDMARDY-
HSTROBE
DD(15:0)

Table 33: Ultra DMA cycle timings (Host Terminating Write)

PARAMETER
DESCRIPTION
(all values in ns)
tSS Time from HSTROBE edge
to assertion of STOP
tLI Limited interlock time
tMLI Interlock time with mini-
mum
tCS CRC word setup time at
device
tCH CRC word hold time at
device
tACK Hold time for DMACK-
tIO- Maximum time before
RDYZ releasing IORDY
tLI
tSS
tLI
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
MODE 0 MODE 1
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
50 – 50 –
0 150 0 150
20 – 20 –
15 – 10 –
5 – 5 –
20 – 20 –
– 20 – 20
Deskstar T7K500 Hard Disk Drive Specification
tMLI
tIORDYZ
tLI
Host drives DD
MODE 2 MODE 3
50 – 50 –
0 150 0 100
20 – 20 –
7 – 7 –
5 – 5 –
20 – 20 –
– 20 – 20
39
tACK
tACK
tCH
tCS
CRC xxxxxxxxxx
MODE 4 MODE 5
50 – 50 –
0 100 0 75
20 – 20 –
5 – 5 –
5 – 5 –
20 – 20 –
– 20 – 20
MODE 6
50 –
0 60
20 –
5 –
5 –
20 –
– 20