82C900 Datasheet, PDF (22/29 Pages) Infineon Technologies AG – Standalone TwinCAN Controller

82C900
Preliminary
Operating Conditions apply.
Parameter
Address valid to ALE low
Address hold after ALE low
ALE high time
ALE low to RD low
ALE low to WR low
ALE low to CS low
Data setup to WR high
Input data hold after WR high
WR pulse width
WR high to next ALE high
(if the next access targets the device)
WR high to next ALE high
(if the next access doesn’t target the
device)
WR high to CS high
RD pulse width (short read)
RD pulse width (long read)
RD low to data valid (short read)
RD low to data valid (long read)
RD low to next ALE high (short read)
RD low to next ALE high (long read)
Data float after RD high
Symbol
t _AVLL
t _LLAX
t _LHLL
t _LLRL
t _LLWL
t _LLCL
t _WLDS
t _WHDZ
t _WLWH
t _WHLH
Limit Values
min.
max.
5
–
10
–
10
–
10
–
10
–
10
–
10
–
10
–
1.5 T_CAN
–
10 T_CAN
–
t _WHLH
4 T_CAN +15 –
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t _WHCH
t _RLRH
t _RLRH
t _RLDV
t _RLDV
t _RLLH
t _RLLH
t _RHDZ
0
–
ns
1.5 T_CAN
–
ns
8 T_CAN + 25 –
ns
–
25
ns
–
8 T_CAN
25
25 + 8 T_CAN ns
–
ns
–
ns
–
25
ns
Data Sheet
22
V 1.0D3, 2001-03