參數資料
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微處理器集成內存管理(32位CHMOS微處理器帶集成存儲管理)
文件頁數: 128/139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 9-5. 25 MHz Intel386
TM
DX A.C. Characteristics
25 MHz
Intel386
TM
DX
Ref.
Fig.
Symbol
Parameter
Unit
Notes
Min
Max
Operating Frequency
4
25
MHz
Half of CLK2 Frequency
t1
CLK2 Period
20
125
ns
9-3
t2a
CLK2 High Time
7
ns
9-3
at 2V
t2b
CLK2 High Time
4
ns
9-3
at 3.7V
t3a
CLK2 Low Time
7
ns
9-3
at 2V
t3b
CLK2 Low Time
5
ns
9-3
at 0.8V
t4
CLK2 Fall Time
7
ns
9-3
3.7V to 0.8V
t5
CLK2 Rise Time
7
ns
9-3
0.8V to 3.7V
t6
A2–A31 Valid Delay
4
21
ns
9-5
C
L
e
50 pF
t7
A2–A31 Float Delay
4
30
ns
9-6
(Note 1)
t8
BE0
Y
–BE3
Y
Valid Delay
4
24
ns
9-5
C
L
e
50 pF
C
L
e
50 pF
t8a
LOCK
Y
Valid Delay
4
21
ns
9-5
t9
BE0
Y
–BE3
Y
, LOCK
Y
Float Delay
4
30
ns
9-6
(Note 1)
t10
W/R
Y
, M/IO
Y
, D/C
Y
, ADS
Y
Valid Delay
4
21
ns
9-5
C
L
e
50 pF
t11
W/R
Y
, M/IO
Y
, D/C
Y
, ADS
Y
Float Delay
4
30
ns
9-6
(Note 1)
t12
D0–D31 Write Data Valid Delay
7
27
ns
9-5a C
L
e
50 pF
9-5b C
L
e
50 pF
t12a
D0–D31 Write Data Hold Time
2
t13
D0–D31 Float Delay
4
22
ns
9-6
(Note 1)
t14
HLDA Valid Delay
4
22
ns
9-6
C
L
e
50 pF
t15
NA
Y
Setup Time
7
ns
9-4
t16
NA
Y
Hold Time
3
ns
9-4
t17
BS16
Y
Setup Time
7
ns
9-4
t18
BS16
Y
Hold Time
3
ns
9-4
t19
READY
Y
Setup Time
9
ns
9-4
t20
READY
Y
Hold Time
4
ns
9-4
128
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