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PDF A420616S-50 Data sheet ( Hoja de datos )

Número de pieza A420616S-50
Descripción 1M X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Fabricantes AMIC Technology 
Logotipo AMIC Technology Logotipo



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No Preview Available ! A420616S-50 Hoja de datos, Descripción, Manual

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




A420616S-50 pdf
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 HL LH
EDO-Page-Mode Read: Hi-Z
-First cycle
-Subsequent Cycles
L HL HL H HL
L HL HL H HL
EDO-Page-Mode Write
-First cycle
-Subsequent Cycles
L HL HL L
L HL HL L
H
H
EDO-Page-Mode Read-Write
-First cycle
-Subsequent Cycles
L HL HL HL LH
L HL HL HL LH
Hidden Refresh Read
LHL L L H L
Hidden Refresh Write
LHL L L L X
RAS -Only Refresh
L HHXX
CBR Refresh
HL
L
L
X
X
Self Refresh
HL
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





A420616S-50 arduino
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







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