80C186EB/80C188EB, 80L186EB/80L188EB
AC SPECIFICATIONS
AC CharacteristicsÐ80L186EB13/80L186EB8
Symbol
Parameter
13 MHz
8 MHz
Units
Notes
Min
Max
Min
Max
INPUT CLOCK
T
r
CLKIN Frequency
0
26
0
16
MHz
1
T
C
CLKIN Period
38.5
%
62.5
%
ns
1
T
CH
CLKIN High Time
15
%
15
%
ns
1, 2
T
CL
CLKIN Low Time
15
%
15
%
ns
1, 2
T
CR
CLKIN Rise Time
1
8
1
8
ns
1, 3
T
CF
CLKIN Fall Time
1
8
1
8
ns
1, 3
OUTPUT CLOCK
T
CD
CLKIN to CLKOUT Delay
0
10
0
50
ns
1, 4
T
CLKOUT Period
2
*
T
C
2
*
T
C
ns
1
T
PH
CLKOUT High Time
(T/2)
b
5
(T/2)
a
5
(T/2)
b
5
(T/2)
a
5
ns
1
T
PL
CLKOUT Low Time
(T/2)
b
5
(T/2)
a
5
(T/2)
b
5
(T/2)
a
5
ns
1
T
PR
CLKOUT Rise Time
1
10
1
15
ns
1, 5
T
PF
CLKOUT Fall Time
1
10
1
15
ns
1, 5
OUTPUT DELAYS
T
CHOV1
ALE, S2-0, DEN, DT/R,
3
25
3
30
ns
1, 4, 6, 7
BHE (RFSH), LOCK,
A19:16
T
CHOV2
GCS0:7, LCS, UCS,
3
30
3
35
ns
1, 4,6, 8
NCS, RD, WR
T
CLOV1
BHE (RFSH), DEN,
3
25
3
30
ns
1, 4, 6
LOCK, RESOUT, HLDA,
T0OUT, T1OUT, A19:16
T
CLOV2
S2:0, RD, WR, GCS7:0,
3
30
3
35
ns
1, 4, 6
LCS, UCS, NCS,
INTA1:0, AD15:0 (AD7:0,
A15:8)
T
CHOF
RD, WR, BHE (RFSH),
0
30
0
30
ns
1
DT/R, LOCK, S2:0,
A19:16
T
CLOF
DEN, AD15:0
0
30
0
35
ns
1
(AD7:0, A15:8)
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