AS4C1M16E5
®
Hyper page mode read-modify-write waveform
tRASP
tRP
RAS
tHPRWC
tCAS
tCSH
tRCD
tCP
tCRP
UCAS,
LCAS
tRAD
tRAL
tCAH
tASR
tRAH
tASC
tASC
tASC
tCAH
tCAH
Row ad
Col ad
tRWD
Col ad
Col address
tCPWD
Address
tCWL
tRWL
tCWL
tWP
tRCS
tCWD
tCWD
tCWD
tAWD
tAWD
WE
OE
tOEA
tOEZ
tOED
tOEA
tAA
tRAC
tCLZ
tCAC
tDH
tCPA
tCLZ
tCAC
tDS
tDS
tCLZ
tCAC
Data in
Data in
Data out
Data in
DQ
Data out
Data out
CAS before RAS refresh waveform
WE = VIH
tRC
tRP
tRAS
RAS
tRPC
tCHR
tCP
tCSR
UCAS,
LCAS
OPEN
DQ
RAS only refresh waveform
WE = OE = VIH or VIL
tRC
tRAS
tRP
RAS
tCRP
tRPC
UCAS,
LCAS
tASR
tRAH
Address
Row address
4/11/01; v.1.0
Alliance Semiconductor
P. 17 of 22
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
