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C156-E142-02EN
Table 4.115 Multiword DMA data transfer timing parameters
Symbol
Timing parameter
min
(Units: ns)
max
(Units: ns)
Condition
t0
Cycle time
120
-
Mode 2
tD
DIOR-/DIOW- pulse width
70
-
tE
DIOR- data access time
50
-
tF
DIOR- data hold time
5
-
tG
DIOR-/DIOW- data setup time
20
-
tH
DIOW- data hold time
10
-
tI
DMACK- to DIOR/DIOW- setup time
0
-
tJ
DIOR-/DIOW to DMACK- hold time
5
-
tK
DIOR-/DIOW negated pulse width time
25
-
tL
DIOR-/DIOW to DMARQ- delay time
35
-
tM
CS (1:0) to DIOR /DIOW valid time
25
-
tN
CS (1:0) hold time
10
-
tZ
DMACK- to tristate time
25
-
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