|
|
Número de pieza | A420616S-45 | |
Descripción | 1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE | |
Fabricantes | AMIC Technology | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de A420616S-45 (archivo pdf) en la parte inferior de esta página. Total 25 Páginas | ||
No Preview Available ! A420616 Series
Preliminary
1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Document Title
1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Revision History
Rev. No.
0.0
0.1
0.2
History
Initial issue
Modify AC, DC data
Modify DC data and all parts guarantee self-refresh mode
Issue Date
June 23, 1999
February 7, 2002
June 10, 2002
Remark
Preliminary
PRELIMINARY (June, 2002, Version 0.2)
AMIC Technology, Inc.
1 page A420616 Series
Truth Table
Function
Standby
Read: Word
Read: Lower Byte
RAS
H
L
L
UCAS
H
L
H
LCAS
H
L
L
WE
X
H
H
OE
X
L
L
Read: Upper Byte
L L HHL
Write: Word
Write: Lower Byte
L L L LH
LHLLH
Write: Upper Byte
L LHLH
Read-Write
L L L H→L L→H
EDO-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
EDO-Page-Mode Write
-First cycle
-Subsequent Cycles
L H→L H→L L
L H→L H→L L
H
H
EDO-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 HHXX
CBR Refresh
H→L
L
L
X
X
Self Refresh
H→L
L
L
H
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
X
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
Row/Col.
I/Os
High-Z
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.
Col.
Data Out
Data Out
2
2
Row/Col.
Col.
Data In
Data In
1
1
Row/Col.
Col.
Row/Col.
Row/Col.
Row
X
X
Data Out → Data In
Data Out → Data In
Data Out
Data In → High-Z
High-Z
High-Z
High-Z
1, 2
1, 2
2
1
3
PRELIMINARY (June, 2002, Version 0.2)
4
AMIC Technology, Inc.
5 Page Word Read Cycle
RAS
tRAS(3)
tRC(1)
A420616 Series
tRP(2)
UCAS
LCAS
Address
WE
tCRP(9)
tRCD(5)
tCSH(8)
tRSH(7)
tCAS(4)
tASR(10)
tRAD(6)
tRAH(11)
tASC(24)
tRAL(21)
tCAH(25)
Row Address
Column Address
tAR(17)
tRCS(18)
tCRP(9)
tRCH(19)
tRRH(20)
OE
I/O 0 ~
I/O 15
tOEA(16)
High-Z
tRAC(13)
tCAC(14)
tAA(15)
tCLZ(12)
tOFF(23)
tOEZ(51)
Valid Data-out
: High or Low
PRELIMINARY (June, 2002, Version 0.2)
10
AMIC Technology, Inc.
11 Page |
Páginas | Total 25 Páginas | |
PDF Descargar | [ Datasheet A420616S-45.PDF ] |
Número de pieza | Descripción | Fabricantes |
A420616S-45 | 1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE | AMIC Technology |
Número de pieza | Descripción | Fabricantes |
SLA6805M | High Voltage 3 phase Motor Driver IC. |
Sanken |
SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
Analog Devices |
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |