A418316S Ver la hoja de datos (PDF) - AMIC Technology
Número de pieza
componentes Descripción
Lista de partido
A418316S Datasheet PDF : 25 Pages
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A418316 Series
Truth Table
Function
Standby
Read: Word
Read: Lower Byte
RAS UCAS LCAS WE
OE
H
H
H
L
L
L
L
L
H
L
L
H
L
H
L
Read: Upper Byte
L
L
H
H
L
Write: Word(Early)
Write: Lower Byte(Early)
L
L
L
L
X
L
H
L
L
X
Write: Upper Byte(Early)
L
L
H
L
X
Read-Write
L
L
L
H→L L→H
Fast-Page-Mode Read: Hi-Z
-First cycle
-Subsequent Cycles
L
H→L H→L
H
H→L
L
H→L H→L
H
H→L
Fast-Page-Mode Write (Early)
-First cycle
-Subsequent Cycles
L
H→L H→L
L
X
L
H→L H→L
L
X
Fast-Page-Mode Read-Write
-First cycle
-Subsequent Cycles
L
H→L H→L H→L L→H
L
H→L H→L H→L L→H
Hidden Refresh Read
L→H→L L
L
H
L
Hidden Refresh Write
L→H→L L
L
L
X
RAS -Only Refresh
L
H
H
X
X
CBR Refresh
H→L
L
L
X
X
Self Refresh
H→L
L
L
X
X
Note: 1. Byte Write may be executed with either UCAS or LCAS active.
2. Byte Read may be executed with either UCAS or LCAS active.
3. Only one CAS signal ( UCAS or LCAS ) must be active.
Address
L
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
I/Os
L
Data Out
I/O0-7 = Data Out
I/O8-15 = High-Z
Notes
I/O0-7 = High-Z
I/O8-15 = Data Out
Data In
I/O0-7 = Data In
I/O8-15 = X
I/O0-7 = X
I/O8-15 = Data In
Data Out → Data In 1.2
Row/Col.
Data Out
2
Col.
Data Out
2
Row/Col.
Data In
1
Col.
Data In
1
Row/Col.
Data In
1, 2
Col.
Data In
1, 2
Row/Col.
Data Out
2
Row/Col. Data In → High-Z
1
Row
High-Z
X
High-Z
3
X
High-Z
PRELIMINARY (July, 2003,Version 0.0)
4
AMIC Technology, Inc.
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