F81218 Datasheet, PDF (59/64 Pages) Feature Integration Technology Inc. – ISA/LPC to 6 UART Datasheet

Recovery Time
ADDR
DATA
CS#
ISA_IOW#
ISA_IOR#
F81218
t_recovery
Name
Description
Min. Typ. Max.
trdata
The time from the IOR# falling edge to data valid.
52ns
-
124ns
thold
The time from the IOR# rising edge to data invalid.
2ns
-
twrdel
The time from the IOW# rising edge to the data written to registers. 84ns
-
trecovery
The time from the end of IOW# to the next IOW# (or IOR#)
126ns
-
52ns
126ns
-
Note: In normal ISA W/R cycle. ISA_IOW# and ISA_IOR# are embraced in ISA_CS# as the wave forms show.
When it is not the case, the reference point of the timing would be changed to the latest falling edge and the
first rising edge.
8. Ordering Information
Part Number
F81218D
F81218DG
Package Type
100-LQFP (Normal)
100-LQFP (Green Package)
Production Flow
Commercial, 0°C to +70°C
Commercial, 0°C to +70°C
-54-
August, 2007
V0.33P