參數(shù)資料
型號: intel386 DX
廠商: Intel Corp.
英文描述: 32-Bit CHMOS Microprocessor With Integrated Memory Management(32位CHMOS 微處理器帶集成存儲管理)
中文描述: 32位CHMOS微處理器集成內(nèi)存管理(32位CHMOS微處理器帶集成存儲管理)
文件頁數(shù): 130/139頁
文件大小: 1587K
代理商: INTEL386 DX
Intel386
TM
DX MICROPROCESSOR
9.5.2 A.C. Specification Tables
(Continued)
Functional Operating Range: V
CC
e
5V
g
5%; T
CASE
e
0
§
C to
a
85
§
C
Table 9.6. 20 MHz Intel386
TM
DX A.C. Characteristics
20 MHz
Intel386
TM
DX
Ref.
Fig.
Symbol
Parameter
Unit
Notes
Min
Max
Operating Frequency
4
20
MHz
Half of CLK2
Frequency
t
1
CLK2 Period
25
125
ns
9-3
t
2a
CLK2 High Time
8
ns
9-3
at 2V
t
2b
CLK2 High Time
5
ns
9-3
at (V
CC
b
0.8V)
t
3a
CLK2 Low Time
8
ns
9-3
at 2V
t
3b
CLK2 Low Time
6
ns
9-3
at 0.8V
t
4
CLK2 Fall Time
8
ns
9-3
(V
CC
b
0.8V) to 0.8V
0.8V to (V
CC
b
0.8V)
C
L
e
120 pF
t
5
CLK2 Rise Time
8
ns
9-3
t
6
A2–A31 Valid Delay
4
30
ns
9-5
t
7
A2–A31 Float Delay
4
32
ns
9-6
(Note 1)
t
8
BE0
Y
–BE3
Y
, LOCK
Y
Valid Delay
4
30
ns
9-5
C
L
e
75 pF
t
9
BE0
Y
–BE3
Y
, LOCK
Y
Float Delay
4
32
ns
9-6
(Note 1)
t
10
W/R
Y
, M/IO
Y
, D/C
Y
,
ADS
Y
Valid Delay
6
28
ns
9-5
C
L
e
75 pF
t
11
W/R
Y
, M/IO
Y
, D/C
Y
,
ADS
Y
Float Delay
6
30
ns
9-6
(Note 1)
t
12
D0–D31 Write Data
Valid Delay
4
38
ns
9-5c
C
L
e
120 pF
t
13
D0–D31 Float Delay
4
27
ns
9-6
(Note 1)
t
14
HLDA Valid Delay
6
28
ns
9-6
C
L
e
75 pF
t
15
NA
Y
Setup Time
9
ns
9-4
t
16
NA
Y
Hold Time
14
ns
9-4
t
17
BS16
Y
Setup Time
13
ns
9-4
t
18
BS16
Y
Hold Time
21
ns
9-4
t
19
READY
Y
Setup Time
12
ns
9-4
t
20
READY
Y
Hold Time
4
ns
9-4
t
21
D0–D31 Read
Setup Time
11
ns
9-4
t
22
D0–D31 Read
Hold Time
6
ns
9-4
t
23
HOLD Setup Time
17
ns
9-4
t
24
HOLD Hold Time
5
ns
9-4
t
25
RESET Setup Time
12
ns
9-7
130
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