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80386
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7.5.2
A.C.
Specification Tables
Functional Operating Range: Vee = 5V
±5%;
TeASE
=
O°C
to 85°C
Table 7·4.
80386-16 A.C. Characteristics
Symbol
Parameter
80386-16
80386-16
Unit
Ref.
Notes
Min Max
Figure
Operating Frequency
4
16 MHz
Half
of
CLK2
Frequency
t1
CLK2 Period
31
125 ns
7-3
t2a
CLK2 High Time 9 ns
7-3
at2V
t2b
CLK2 High Time 5 ns
7-3 at (Vee - 0.8V)
t3a
CLK2 Low Time 9 ns
7-3
at2V
t3b
CLK2 Low Time
7
ns
t4
CLK2 Fall Time 8
ns
t5
CLK2 Rise Time
8
(Vee - 0.8V)
t6
A2-A31
Valid Delay
40 120 pF
t7
A2-A31
Float Delay
t8
BEO#-BE3#,
LOCK#
Valid Delay
t9
BEO#-BE3#,
LOCK#
(Note
1)
Float Delay
t10
W/R#,
M/IO#,
O/C#,
4
CL
= 75 pF
AOS#
Valid Delay
t11
W/R#,
M/IO#,
O/C#,
(Note
1)
ADS # Float Delay
t12
00-031
Write Data
7-5
CL
= 120
pF
Valid Delay
t13
ns 7-6
(Note
1)
t14
ns
7-6
CL
= 75 pF
t15
NA#
ns
7-4
t16
NA#
ns
7-4
t17
BSf6#
ns
7-4
t18
20 ns 7-4
t19
upTime
20 ns
7-4
t20
READY # Hold Time
3
ns 7-4
t21
00-031
Read 10 ns 7-4
Setup Time
t22
00-031
Read
5 ns
7-4
Hold Time
t23
HOLD Setup Time
25
ns 7-4
t24
HOLD Hold Time
4
ns 7-4
t25
RESET Setup Time
12 ns 7-7
103