Fujitsu MCM3130AP Computer Drive User Manual


 
Host Interface
4-96 C156-E227-01EN
Table 4.120 Ultra DMA data out transfer parameter
Symbol Timing parameter min
(Units: ns)
max
(Units: ns)
Condition
t2CYCTYP Average 2-cycle time 120 - Mode 2
tCYC Cycle time (for non-target clock and at
clock change)
54 -
t2CYC 2-cycle time (at clock change) 115 -
tDS Data setup time on receiving side 7 -
tDH Data hold time on receiving side 5 -
tDVS Data enabled setup time on sending side 30 -
tDVH Data enabled hold time 6 -
tFS First strobe time 0 170
tLI Restricted interlock time 0 150
tMLI Minimum interlock time 20 -
tUI Non-restricted interlock time 0 -
tAZ Driver Maximum release time - 10
tZAH Output delay time 20 -
tZAD Driver Assert and negate time 0 -
tENV Envelope time 20 70
tSR STROBE to DMARDY time - 20
tRSF Ready to the last STROBE time - 60
tRP Ready to stop time 100 -
tIORDYZ Maximum IORDY release time - 20
tIORDDY STROBE operation minimum time 0 -
tACK DMACK- setup and hold time 20 -
tSS STROBE edge to DMARQ negate and
assert time
50 -