:FMNOPQRSK^_¡ Semiconductor
RAS-Only Refresh Cycle
RAS VIH –
VIL –
CAS VIH –
VIL –
Address VIH –
VIL –
DQ VOH –
VOL –
tCRP
tASR tRAH
Row
tCEZ
CAS before RAS Refresh Cycle
RAS VIH –
VIL –
CAS VIH –
VIL –
WE VIH –
tRP
tRPC
tCP tCSR
tWRP
tRC
tRAS
MSM5117805C
tRP
tRPC
Open
Note: WE, OE = "H" or "L"
"H" or "L"
tRC
tRAS
tCHR
tWRH
tRP
tRPC
tWRP
VIL –
tCEZ
DQ VOH –
VOL –
Open
Note: OE, Address = "H" or "L"
"H" or "L"
13/17