a42l2604 AMIC Technology Corporation, a42l2604 Datasheet - Page 5

• Manufacturer Part Number: a42l2604
• Description: 4m X 4 Cmos Dynamic Ram With Edo Page Mode - Amic Technology
• Manufacturer: AMIC Technology Corporation

Truth Table
PRELIMINARY
Function
Standby
Read: Word
Read
Write: Word (Early)
Write (Early)
Read-Write
EDO-Page-Mode Read: Hi-Z
EDO-Page-Mode Write (Early)
EDO-Page-Mode Read-Write
Hidden Refresh Read
Hidden Refresh Write
CBR Refresh
Self Refresh
RAS -Only Refresh
-First cycle
-Subsequent Cycles
-First cycle
-Subsequent Cycles
-First cycle
-Subsequent Cycles
(June, 2002, Version 0.3)
L H L
L H L
H L
H L
RAS
H
L
L
L
L
L
L
L
L
L
L
L
L
CAS
H L
H L
H L
H L
H L
H L
H
H
L
L
L
L
L
L
L
L
L
H L
H L
H L
WE
H
H
H
H
H
H
X
X
X
L
L
L
L
L
4
L H
H L
H L
L H
L H
OE
X
X
X
X
X
X
X
X
X
L
L
L
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Address
Row
Col.
Col.
Col.
X
X
X
AMIC Technology, Inc.
A42L2604 Series
Data Out
Data Out
Data Out
Data In
Data Out
Data Out
Data Out
Data Out
Data Out
Data In
Data In
Data In
Data In
High-Z
High-Z
High-Z
High-Z
I/Os
High-Z
Data In
Data In
Data In