Device Terminating Write Dma; Table 35: Ultra Dma Cycle Timings (Device Terminatingwrite) - Hitachi 5K100 - Travelstar - Hard Drive Specifications

7.9.7 Device Terminating Write DMA

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

Table 35: Ultra DMA cycle timings (Device TerminatingWrite)

PARAMETER
DESCRIPTION
tRFS DDMARDY- to final
HSTROBE time
tRP Ready to pause time
tLI Limited interlock time
tMLI Interlocking time with mini-
mum
tDS CRC word setup time at
device
tDH CRC word hold time at
device
tACK Hold time for DMACK-
negation
tIORDYZ Maximum time before
releasing IORDY
tRP
tLI
tRFS
tLI
xxx WT Data
xxxxxxxxxxxxxxxxxxxxxxxxxx
Host drives DD
MODE 0 MODE 1
MIN MAX MIN MAX
(ns) (ns) (ns) (ns)
– 75 – 70
160 – 125 –
0 150 0 150
20 – 20 –
15 – 10 –
5 – 5 –
20 – 20 –
– 20 – 20
Travelstar 5K100 Hard Disk Drive Specification
53
tMLI
tACK
tIORDYZ
tACK
tDH
tDS
CRC xxxxxxxxxx
MODE 2 MODE 3
MIN MAX MIN MAX
(ns) (ns) (ns) (ns)
– 60 – 60
100 – 100 –
0 150 0 100
20 – 20 –
7 – 7 –
5 – 5 –
20 – 20 –
– 20 – 20
MODE 4 MODE 5
MIN MAX MIN MAX
(ns) (ns) (ns) (ns)
– 60 – 50
100 – 85 –
0 100 0 75
20 – 20 –
5 – 4 –
5 – 4.6 –
20 – 20 –
– 20 – 20