IC41C8513 Datasheet, PDF (16/17 Pages) Integrated Circuit Solution Inc – 512K x 8 bit Dynamic RAM with Fast Page Mode

IC41C8513 and IC41LV8513
CBR REFRESH CYCLE (Addresses; WE, OE = DON'T CARE)
RAS
tRPC
tCP
CAS
I/O
tRP
tRAS
tCHR
tCSR
tRPC
tRP
tRAS
tCSR
tCHR
Open
Don’t Care
HIDDEN REFRESH CYCLE⁽¹⁾ (WE = HIGH; OE = LOW)
RAS
tCRP
CAS
tASR
ADDRESS
Row
I/O
OE
tRAS
tRP
tRCD
tRSH
tAR
tRAD
tRAH tASC
tRAL
tCAH
Open
Column
tAA
tRAC
tCLZ
tCAC
tOE
tORD
tRAS
tCHR
tOFF⁽²⁾
Valid Data
Open
tOD
Notes:
1. AHiddenRefreshmayalsobeperformedafteraWriteCycle.Inthiscase,WE=LOWandOE=HIGH.
2. tOFFisreferencedfromrisingedgeofRASorCAS,whicheveroccurslast.
Don’t Care
16
Integrated Circuit Solution Inc.
DR028-0A 09/25/2001