80C186EB Datasheet, PDF (36/59 Pages) Intel Corporation – 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS

80C186EB 80C188EB 80L186EB 80L188EB
AC SPECIFICATIONS (Continued)
Relative Timings (80C186EB25 20 13 80L186EB16 13 8)
Symbol
Parameter
Min
RELATIVE TIMINGS
T_LHLL
T_AVLL
T_PLLL
T_LLAX
T_LLWL
T_LLRL
T_WHLH
T_AFRL
T_RLRH
T_WLWH
T_RHAV
T_WHDX
T_WHPH
T_RHPH
T_PHPL
T_OVRH
T_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
T ^b 15
T ^b 10
T ^b 10
T ^b 10
T ^b 15
T ^b 15
T ^b 10
0
(2 T) ^b 5
(2 T) ^b 5
T ^b 15
T ^b 15
T ^b 10
T ^b 10
T ^b 10
T
T
NOTES
1 Assumes equal loading on both pins
2 Can be extended using wait states
3 Not tested
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
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