CXD1185CQ/CR
DMA write
DRQ
Tdrlda
Tdrhda
DACK
WED
Tdahl
Tdasw
Tww
Tdahw
Tdhw
Tdsw
D7-D0, DP
Item
Symbol
Tdrlda
Tdasw
Tww
Min.
Typ.
Max.
70
Unit
ns
ns
ns
ns
ns
ns
ns
ns
DRQ fall time (vs. DACK ↓)
DACK setup time (vs. WED ↓)
WED pulse width
0
50
20
10
10
Data setup time (vs. WED ↑)
DACK hold time (vs. WED ↑)
Data hold time (vs. WED ↑)
DRQ rise time (vs. DACK ↑)
DACK fall time (vs. DACK ↑)
Tdsw
Tdahw
Tdhw
Tdrhda
Tdahl
110
50
DMA read
DRQ
Tdrlda
Tdrhda
DACK
RED
Tdasr
Tdahl
Tdahr
Tdhr
Tddr
D7-D0, DP
Item
DRQ fall time (vs. DACK ↓)
DACK setup time (vs. RED ↓)
Data delay time (vs. RED ↓)
DACK hold time (vs. RED ↑)
Data hold time (vs. RED ↑)
DRQ rise time (vs. DACK ↑)
DACK fall time (vs. DACK ↑)
Symbol
Tdrlda
Tdasr
Tddr
Min.
Typ.
Max.
70
Unit
ns
ns
ns
ns
ns
ns
ns
0
90
Tdahr
Tdhr
10
5
25
Tdrhda
tdahl
110
50
—8—
SONY [ SONY CORPORATION ]
