CS4954 CS4955
TIMING CHARACTERISTICS
(Continued)
Parallel Host Port Timing (Figure 27, 28, 29)
Read Cycle Time
Read Pulse Width
Address Setup Time
Read Address Hold Time
Read Data Access Time
Read Data Hold Time
Write Recovery Time
Write Pulse Width
Write Data Setup Time
Write Data Hold Time
Write-Read/Read-Write Recovery Time
Address from Write Hold Time
Reset Timing (Figure 3)
Reset Pulse Width
Trd
Trpw
Tas
Trah
Trda
Trdh
Twr
Twpw
Twds
Twdh
Trec
Twac
Tres
60
30
3
10
-
10
60
40
8
3
50
0
100
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
40
50
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
RESET*
T
res
Figure 3. Reset Timing
DS278PP4
9