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25.3.4
DMAC Timing
Table 25-8 shows the DMAC timing.
Table 25-8 DMAC Timing
Condition A: V
CC
V
= 3.3 V to AV
ref
(regular specifications), T
Condition B: V
CC
V
= 3.3 V to AV
ref
(regular specifications), T
Item
DREQ setup time
DREQ hold time
TEND delay time
DACK delay time1
DACK delay time2
902
= PLLV
= 3.0 V to 3.6 V, PV
CC
, V
CC
SS
= PLLV
= 3.0 V to 3.6 V, PV
CC
, V
CC
SS
Symbol
t
DRQS
t
DRQH
t
TED
t
DACD1
t
DACD2
= 3.0 V to 5.5 V, AV
CC
= AV
= 0 V, ø = 2 to 16 MHz, T
SS
= –40°C to +85°C (wide-range specifications)
a
= 4.5 V to 5.5 V, AV
CC
= AV
= 0 V, ø = 2 to 25 MHz, T
SS
= –40°C to +85°C (wide-range specifications)
a
Condition A
Min
Max
40
—
10
—
—
30
—
30
—
30
= 3.3 V to 5.5 V,
CC
= –20°C to +75°C
a
= 3.3 V to 5.5 V,
CC
= –20°C to +75°C
a
Condition B
Min
Max
Unit
25
—
ns
10
—
—
20
—
18
ns
—
18
Test Conditions
Figure 25-19
Figure 25-18
Figure 25-16
Figure 25-17
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