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| AS4C256K16E0 Datasheet, PDF (11/24 Pages) Alliance Semiconductor Corporation – 5V 256Kx16 CMOS DRAM (EDO) | |||
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AS4C256K16E0
®
Upper byte write cycle waveform
RAS
Address
UCAS
LCAS
WE
OE
Upper I/O
Lower I/O
tRC
tRAS
tRP
tRAD
tASR
tRAH
Row Address
tAWR
tRAL
Column Address
tCRP
tRCD
tCSH
tASC
tRSH
tCAH
tCAS
tCRP
tCRP
tCWL
tWP
tRPC
tRWL
tOEH
tDS
tDH
Data In
tOED
(OE controlled)
Lower byte write cycle waveform
RAS
Address
tASR
tRAD
tRAH
Row Address
LCAS
UCAS
tCRP
tCRP
WE
OE
Upper I/O
Lower I/O
tRC
tRAS
tAWR
tRAL
Column Address
tRCD
tCSH
tACS
tCAH
tCAS
tRSH
tCWL
tRWL
tWP
tOEH
tDS
tDH
Data In
(OE controlled)
tRP
tCRP
tRPC
4/11/01; v.1.1
Alliance Semiconductor
11 of 24
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