Fujitsu MHN2100AT - Mobile 10 GB Hard Drive Product Manual page 188

Interface
5.6.2 Multiword data transfer
Figure 5.10 shows the multiword DMA data transfer timing between the device
and the host system.
DMARQ
DMACK-
DIOR-/DIOW-
Write data
DD0-DD15
Read data
DD0-DD15
Symbol
t0 Cycle time
tC Delay time from DMACK assertion to DMARQ negation
tD Pulse width of DIOR-/DIOW-
tE Data setup time for DIOR-
tF Data hold time for DIOR-
tG Data setup time for DIOW-
tH Data hold time for DIOW-
tI DMACK setup time for DIOR-/DIOW-
tJ DMACK hold time for DIOR-/DIOW-
tK Continuous time of high level for DIOR-/DIOW-
Figure 5.10 Multiword DMA data transfer timing (mode 2)
5-112
tC
tI
tD
tG
tE
Timing parameter
t0
tJ
tK
tH
tF
Min. Max.
120 —
— 35
70 —
— 30
5 —
20 —
10 —
0 —
5 —
25 —
C141-E120-02EN
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns