DS2154
AC CHARACTERISTICS -
NON-MULTIPLEXED PARALLEL
PORT (MUX=0)
(0°C to 70°C; VDD=5V ±=5% for DS2154T;
-40°C to +85°C; VDD=5V ±=5% for DS2154TN)
PARAMETER
SYMBOL MIN
TYP
MAX
UNITS NOTES
t1
t2
t3
t4
t5
t6
t7
t8
t9
0
0
ns
Set Up Time for A0 to A7 Valid to CS
Active
ns
ns
ns
ns
ns
ns
ns
ns
Set Up Time for CS Active to either
RD , WR , or DS Active
75
20
Delay Time from either RD or DS
Active to Data Valid
0
Hold Time from either RD , WR , or DS
Inactive to CS Inactive
5
Hold Time from CS Inactive to Data
Bus 3-state
75
10
10
10
Wait Time from either WR or DS
Active to Latch Data
Data Set Up Time to either WR or DS
Inactive
Data Hold Time from either WR or DS
Inactive
Address Hold from either WR or DS
Inactive
See Figures 14-10 to 14-13 for details.
INTEL BUS READ AC TIMING (BTS=0/MUX=0) Figure 14-10
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DALLAS [ DALLAS SEMICONDUCTOR ]
