AS4C256K16E0
®
Upper byte write cycle waveform
(OE controlled)
tRC
tRAS
tRP
RAS
tRAD
tRAL
tAWR
tASR
tRAH
Row Address
Column Address
tCSH
Address
tRCD
tRSH
tCAH
tCAS
tCRP
tASC
tCRP
UCAS
LCAS
tCRP
tRPC
tCWL
tRWL
tWP
WE
OE
tOEH
tDS
tDH
Upper I/O
Lower I/O
Data In
tOED
Lower byte write cycle waveform
(OE controlled)
tRC
tRAS
tRP
RAS
tRAD
tASR
tAWR
tRAH
tRAL
Address
Row Address
Column Address
tCAH
tCAS
tRCD
tCSH
tACS
tCRP
tRSH
tCRP
LCAS
UCAS
tCRP
tRPC
tCWL
tRWL
tWP
WE
tOEH
OE
Upper I/O
tDH
tDS
Lower I/O
Data In
4/11/01; v.1.1
Alliance Semiconductor
11 of 24