80C186XL/80C188XL
AC SPECIFICATIONS (Continued)
MAJOR CYCLE TIMINGS (READ CYCLE) (Continued)
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 TIMING RESPONSES (Read Cycle)
80C186XL20
80C186XL12
Unit
Conditions
Min
Max
Min
Max
T
Address Float
to RD Active
0
0
3
0
3
ns
AZRL
T
T
T
T
RD Active Delay
RD Pulse Width
RD Inactive Delay
3
20
20
27
27
37
37
ns
ns
ns
ns
CLRL
RLRH
CLRH
RHLH
b
b
b
25
CLCL
2T
15
2T
20
2T
CLCL
CLCL
3
3
3
b
b
b
b
b
b
RD Inactive
to ALE High
T
14
15
T
14
15
T
CLCH
14
15
Equal
Loading
CLCH
CLCH
T
RD Inactive to
Address Active
T
T
T
CLCL
ns
Equal
Loading
RHAV
CLCL
CLCL
25
ETC [ ETC ]
