8088
A.C. CHARACTERISTICS
MAX MODE SYSTEM (USING 8288 BUS CONTROLLER)
TIMING REQUIREMENTS
8088
8088-2
Test
Symbol
Parameter
Units
Conditions
Min
200
118
69
Max
Min
Max
TCLCL
CLK Cycle Period
500
125
68
500
ns
ns
ns
ns
ns
ns
ns
ns
TCLCH
TCHCL
TCH1CH2
TCL2CL1
TDVCL
CLK Low Time
CLK High Time
CLK Rise Time
CLK Fall Time
44
10
10
10
10
From 1.0V to 3.5V
From 3.5V to 1.0V
Data in Setup Time
Data in Hold Time
30
10
35
20
10
35
TCLDX
TR1VCL
RDY Setup Time into 8284
(Notes 1, 2)
TCLR1X
RDY Hold Time into 8284
(Notes 1, 2)
0
0
ns
TRYHCH
TCHRYX
TRYLCL
READY Setup Time into 8088
READY Hold Time into 8088
118
30
68
20
ns
ns
ns
b
b
8
READY Inactive to CLK
(Note 4)
8
TINVCH
Setup Time for Recognition
(INTR, NMI, TEST) (Note 2)
30
15
ns
TGVCH
TCHGX
TILIH
RQ/GT Setup Time
30
40
15
30
ns
ns
ns
ns
RQ Hold Time into 8088
Input Rise Time (Except CLK)
Input Fall Time (Except CLK)
20
12
20
12
From 0.8V to 2.0V
From 2.0V to 0.8V
TIHIL
21
INTEL [ INTEL ]
