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A.C. CHARACTERISTICS
TIMING RESPONSES
Symbol Parameter
TCLML
Command Active Delay
(See
Note
1)
TCLMH
Command
Inactive Delay (See
Note
1)
TRYHSH
READY Active to Status Passive
(See Note
3)
TCHSV
Status Active Delay
TCLSH Status Inactive Delay
TCLAV
Address Valid Delay
TCLAX Address Hold Time
TCLAZ Address Float Delay
TSVLH
Status Valid
to
ALE
High (See
Note
1)
TSVMCH
Status Valid
to
MCE High (See
Note
1)
TCLLH
CLK Low
to
ALE Valid (See
Note
1)
TCLMCH
CLK Low
to
MCE High (See
Note 1)
TCHLL ALE
Inactive Delay (See Note
1)
TCLMCL MCE Inactive Delay (See Note
1)
TCLDV Data Valid Delay
TCHDX Data Hold Time
TCVNV
Control Active Delay
(See
Note
1)
TCVNX
Control
Inactive Delay (See
Note
1)
TAZRL
Address Float
to
Read Active
TCLRL
RD
Active Delay
TCLRH
RD
Inactive Delay
TRHAV
RD
Inactive
to
Next Address
Active
TCHDTL
Direction Control Active Delay
(See Note
1)
TCHDTH
Di
rection Control Inactive Delay
(See Note
1)
TCLGL GT Active Delay
TCLGH GT
Inactive Delay
TRLRH
RDWidth
TOLOH Output Rise Time
TOHOL Output Fall Time
iAPX 88/10
8088
Min.
Max.
10
35
10
35
110
10
110
10 130
10
110
10
TCLAX
80
15
15
15
15
15
15
10
110
10
5
45
10
45
0
10
165
10 150
TCLCL-45
50
30
85
85
2TCLCL-75
20
12
58
8088-2
Min.
Max.
Units Test Conditions
10
35
ns
10
35
ns
65
ns
10
60
ns
10
70
ns
1
10
60
ns
10
ns
TCLAX
50
ns
15
ns
15
ns
15
ns
15
ns
15
ns
15
ns
CL
= 20-100
pF
for
10
60
ns
all 8088 Outputs
in addition
to
10
ns
internal loads
5
45 ns
10
45
ns
0
ns
10
100
ns
10
80
ns
TCLCL-40
ns
50
ns
30
ns
50
ns
50
ns
2TCLCL~50
ns
20
From 0.8V
to
ns
2.0V
12
From 2.0V
to
ns
0.8V
AFN·00826D