T
T
T
S
S
S
6
6
6
4
4
4
G
G
G
S
S
S
S
S
S
D
D
D
1
1
1
0
0
0
-
-
-
M
M
M
1.0” Solid State Disk
Transcend Information Inc.
V1.6
15
True IDE Multiword DMA Mode Read/Write Timing Specification
Item
Mode 0
(ns)
Mode 1
(ns)
Mode 2
(ns)
Note
t
O
Cycle time (min)
480
150
120
1
t
D
HIOR# / HIOW# asserted width (min)
215
80
70
1
t
E
HIOR# data access (max)
150
60
50
t
F
HIOR# data hold (min)
5
5
5
t
G
HIOR#/HIOW# data setup (min)
100
30
20
t
H
HIOW# data hold (min)
20
15
10
t
I
DMACK# to HIOR#/HIOW# setup (min)
0
0
0
t
J
HIOR# / HIOW# to DMACK# hold (min)
20
5
5
t
KR
HIOR# negated width (min)
50
50
25
1
t
KW
HIOW# negated width (min)
215
50
25
1
t
LR
HIOR# to DMARQ delay (max)
120
40
35
t
LW
HIOW# to DMARQ delay (max)
40
40
35
t
M
CSx valid to HIOR# / HIOW#
50
30
25
t
N
CSx hold
15
10
10
