Hitachi HDS725050KLA360 - Multiword DMA Timings; Table 23. Multiword DMA Cycle Timing Chart; Table 24. Multiword DMA Cycle Timings

Deskstar 7K500 and Deskstar E7K500 Hard Disk Drive Specification
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6.7 Multiword DMA timings
The Multiword DMA timings meet Mode 2 of the ATA/ATAPI-6 description.
Table 23: Multiword DMA cycle timing chart
Table 24: Multiword DMA cycle timings
PARAMETER DESCRIPTION MIN (ns) MAX (ns)
t0 Cycle time 120 –
tD DIOR-/DIOW- asserted pulse width 70 –
tE DIOR- data access – 50
tF DIOR- data hold 5 –
tG DIOR-/DIOW- data setup 20 –
tH DIOW- data hold 10 –
tI DMACK- to -DIOR-/DIOW- setup 0 –
tJ DIOR-/DIOW- to DMACK- hold 5 –
tKR/tKW DIOR-/DIOW- negated pulse width 25 –
tLR/tLW DIOR-/DIOW- to DMARQ- delay – 35
tM CS (1:0) valid to DIOR-/DIOW- 25 -
tN CS (1:0) 10 -
tZ DMACK- to read data released – 25
WRITE DATA
READ DATA
DMACK-
DMARQ
DIOR-/DIOW-
t0
tLR/tLW
tJ
tI tD
tKR/tKW
tFtG
tH
tG
tZ
CS0-/CS1-
tM
tN
tE