80C186XL/80C188XL
AC SPECIFICATIONS (Continued)
SOFTWARE HALT CYCLE TIMINGS
e
a
e
All timings are measured at 1.5V and 50 pF loading on CLKOUT unless otherwise noted.
g
5V 10%
T
0 C to 70 C, V
§
§
A
CC
e
All output test conditions are with C
e
50 pF.
e
L
0.45V and V
e
b
V 0.5V.
CC
For AC tests, input V
2.4V except at X1 where V
IL
IH
IH
Values
Test
Symbol
Parameter
80C186XL25
Min Max
80C186XL GENERAL TIMING REQUIREMENTS (Listed More Than Once)
80C186XL20
80C186XL12 Unit
Conditions
Min Max
Min
Max
T
T
T
T
T
T
T
Status Active Delay
Status Inactive Delay
Address Valid Delay
ALE Active Delay
3
3
3
20
20
20
20
3
3
3
25
25
27
20
3
3
3
35 ns
35 ns
36 ns
25 ns
ns
CHSV
CLSH
CLAV
CHLH
LHLL
CHLL
DXDL
b
b
b
15
CLCL
ALE Width
T
15
T
15
T
CLCL
CLCL
ALE Inactive Delay
DEN Inactive to DT/R Low
20
0
20
0
25 ns
0
ns
Equal
Loading
T
Control Active Delay 2
3
20
3
22
3
37 ns
CHCTV
28
ETC [ ETC ]
