80386DX
32-Bit Microprocessor
TABLE 6. 80386DX AC ELECTRICAL CHARACTERISTICS
(VCC = +5V ±10%; V = V ; T = -55°C TO +125°C, UNLESS OTHERWISE SPECIFIED)
PP
SS
A
PARAMETER
CLK2 Fall Time1
SYMBOL
CONDITION
MIN
MAX
UNIT
t4
(VCC - 0.8V) to 0.8V
ns
-16
-20
-25
--
--
--
8
8
7
CLK2 Rise Time1
t5
0.8V to (VCC - 0.8V)
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
-16
-20
-25
--
--
--
8
8
7
A2 - A31 Valid Delay
t6
CL = 120pF (CL = 50pF for 25 MHz)
-16
-20
-25
4
4
4
36
30
21
A2 - A31 Float Delay1, 2
t7
-16
-20
-25
4
4
4
40
32
30
BE0 - BE3, LOCK Valid Delay
t8
CL = 75pF (CL = 50pF for 25 MHz)
CL = 75pF (CL = 50pF for 25 MHz)
CL = 120pF (CL = 50pF for 25 MHz)
-16
-20
-25
4
4
4
36
30
24
BE0 - BE3, LOCK Float Delay1, 2
t9
-16
-20
-25
4
4
4
40
32
30
W/R, M/IO, D/C and ADS Valid Delay
t10
t11
t12
t13
t14
-16
-20
-25
6
6
4
33
28
21
W/R, M/IO, D/C and ADS Float Delay1, 2
-16
-20
-25
6
6
4
35
30
30
D0 - D31 Valid Delay
-16
-20
-25
4
4
7
48
38
27
D0 - D31 Float Delay1, 2
-16
-20
-25
4
4
4
35
27
22
HLDA Valid Delay
CL = 75pF (CL = 50pF for 25 MHz)
-16
-20
-25
6
6
4
323
28
22
1000557
12.17.01 Rev1
All data sheets are subject to change without notice
5
©2001 Maxwell Technologies
All rights reserved.
MAXWELL [ MAXWELL TECHNOLOGIES ]
