Host Terminating Write Dma; Figure 47. Ultra Dma Cycle Timings (Host Terminating Write) - Hitachi IC25N040ATCS04-0 - Travelstar 40GN 40GB UDMA/100 4200RPM 2MB 2.5" IDE Hard Drive Specifications

7.9.8 Host Terminating Write DMA

DMARQ
DMACK-
STOP
DDMARDY-
HSTROBE
DD(15:0)
PARAMETER DESCRIPTION
Time from HSTROBE edge to
tSS
assertion of STOP
tLI Limited interlock time
tMLI Interlock time with minimum
tDS CRC word setup time at device
tDH CRC word hold time at device
tACK Hold time for DMACK-
Maximum time before releasing
tIORDYZ
IORDY

Figure 47. Ultra DMA cycle timings (Host Terminating Write)

tLI
tSS
tLI
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Hitachi Travelstar 60GH & 40GN hard disk drive specifications
tIORDYZ
tLI
Host drives DD
MODE 0 MODE 1 MODE 2
MIN MAX MIN MAX MIN
(ns) (ns) (ns) (ns) (ns)
50 – 50 – 50
0 150 0 150 0
20 – 20 – 20
15 – 10 – 7
5 – 5 – 5
20 – 20 – 20
– 20 – 20 –
57
tMLI
tACK
tACK
tDH
tDS
CRC xxxxxxxxxx
MODE 3 MODE 4
MAX MIN MAX MIN MAX
(ns) (ns) (ns) (ns) (ns)
– 50 – 50
150 0 100 0 100
– 20 – 20
– 7 – 5
– 5 – 5
– 20 – 20
20 – 20 – 20
MODE 5
MIN MAX
(ns) (ns)
– 50 –
0 75
– 20 –
– 4 –
– 4.6 –
– 20 –
– 20