SB80C188EB20 Intel, SB80C188EB20 Datasheet - Page 36

• Manufacturer Part Number: SB80C188EB20
• Description: IC MPU 16-BIT 5V 20MHZ 80-SQFP
• Manufacturer: Intel

Specifications of SB80C188EB20

• Rohs Status: RoHS non-compliant
• Processor Type: 80C188
• Features: EB suffix, 16-Bit, Extended Temp
• Speed: 20MHz
• Voltage: 5V
• Mounting Type: Surface Mount
• Package / Case: 80-SQFP
• Other names: 803555

80C186EB 80C188EB 80L186EB 80L188EB
AC SPECIFICATIONS
Relative Timings
NOTES
1 Assumes equal loading on both pins
2 Can be extended using wait states
3 Not tested
36
RELATIVE TIMINGS
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
T
Symbol
LHLL
AVLL
PLLL
LLAX
LLWL
LLRL
WHLH
AFRL
RLRH
WLWH
RHAV
WHDX
WHPH
RHPH
PHPL
OVRH
RHOX
ALE Rising to ALE Falling
Address Valid to ALE Falling
Chip Selects Valid to ALE Falling
Address Hold from ALE Falling
ALE Falling to WR Falling
ALE Falling to RD Falling
WR Rising to ALE Rising
Address Float to RD Falling
RD Falling to RD Rising
WR Falling to WR Rising
RD Rising to Address Active
Output Data Hold after WR Rising
WR Rising to Chip Select Rising
RD Rising to Chip Select Rising
CS Inactive to CS Active
ONCE Active to RESIN Rising
ONCE Hold from RESIN Rising
(80C186EB25 20 13 80L186EB16 13 8)
(Continued)
Parameter
(2 T)
(2 T)
T
T
T
T
T
T
T
T
T
T
T
T
Min
b
b
b
0
T
T
b
b
b
b
b
b
b
b
b
b
b
15
15
15
10
10
10
15
15
10
10
10
10
5
5
Max
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
1
1
1
1
2
2
1
1
1
3
3