Datasheet

SLCFxxxM2TU(I)(-x) CompactFlash Card
Datasheet
61000-07000-106, May 2011 27
4.3.7 TrueIDE Mode Register & PIO Access
Table 20: TrueIDE Mode Register & PIO Access AC Characteristics
Parameter
Symbol
Mode0
Mode1
Mode2
Mode3
Mode4
Mode5
Mode6
Unit
Cycle time (min)
t0
600
383
240
180
120
100
80
ns
Address valid to
-IORD/-IOWR
(min) setup
t1
70
50
30
30
25
15
10
ns
-IORD/-IOWR
(min)
t2
165
125
100
80
70
65
55
ns
-IORD/-IOWR
register (min) 8bit
t2
290
290
290
80
70
65
55
ns
-IORD/-IOWR
recovery time
(min)
t2i
—
—
—
70
25
25
20
ns
-IOWR data setup
(min)
t3
60
45
30
30
20
20
15
ns
-IOWR data hold
(min)
t4
30
20
15
10
10
5
5
ns
-IORD data setup
(min)
t5
50
35
20
20
20
15
10
ns
-IORD data hold
(min)
t6
5
5
5
5
5
5
5
ns
-IORD data
tristate (max)
t6z
30
30
30
30
30
20
20
ns
Addresses valid to
-IOCS16 assert.
(max)
t7
90
50
40
N/A
N/A
N/A
N/A
ns
Address valid to -
IOCS16 release
(max)
t8
60
45
30
N/A
N/A
N/A
N/A
ns
-IORD/-IOWR to
address valid hold
t9
20
15
10
10
10
10
10
ns
Read Data valid
to IORDY active
(min), if IORDY
initially low after
tA
tRD
0
0
0
0
0
0
0
ns
IORDY setup
tA
35
35
35
35
35
N/A
N/A
ns
IORDY pulse
width (max)
tB
1,250
1,250
1,250
1,250
1,250
N/A
N/A
ns
IORDY assertion
to release (max)
tC
5
5
5
5
5
N/A
N/A
ns