(3) Refresh (RAS only refresh)
iCLK
MA9 to 0
Tma0
XRAS
Trasl
Trash
XUCAS
XLCAS
XMWR
Item
Random read/write cycle time
Address delay time (for XTL2 ↑)
XRAS ↓ delay time (for XTL2 ↑)
XRAS ↑ delay time (for XTL2 ↑)
Symbol Min. Typ. Max. Unit
Trc
5Tw
ns
Tma0
12
24
43
ns
Trasl
6
12
23
ns
Trash
6
11
20
ns
CXD1804BR
“H”
“H”
– 15 –