參數(shù)資料
型號(hào): IC41LV16257S-50KI
英文描述: 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
中文描述: 256K × 16(4兆位)充滿(mǎn)活力和快速頁(yè)面模式內(nèi)存
文件頁(yè)數(shù): 4/20頁(yè)
文件大小: 760K
代理商: IC41LV16257S-50KI
IC41C16257/IC41C16257S
IC41LV16257/IC41LV16257S
4
Integrated Circuit Solution Inc.
DR021-0A 08/11/2001
TRUTH TABLE
Function
Standby
Read: Word
Read: Lower Byte
RAS
H
L
L
LCAS
H
L
L
UCAS
H
L
H
WE
X
H
H
OE
X
L
L
Address t
R
/t
C
X
ROW/COL
ROW/COL
I/O
High-Z
D
OUT
Lower Byte, D
OUT
Upper Byte, High-Z
Lower Byte, High-Z
Upper Byte, D
OUT
D
IN
Lower Byte, D
IN
Upper Byte, High-Z
Lower Byte, High-Z
Upper Byte, D
IN
D
OUT
, D
IN
D
OUT
D
OUT
High-Z
High-Z
Read: Upper Byte
L
H
L
H
L
ROW/COL
Write: Word (Early Write)
Write: Lower Byte (Early Write)
L
L
L
L
L
H
L
L
X
X
ROW/COL
ROW/COL
Write: Upper Byte (Early Write)
L
H
L
L
X
ROW/COL
Read-Write
(1,2)
Hidden Refresh
2)
L
L
L
L
H
L
L
L
L
H
L
H
L
H
L
X
X
L
H
L
X
X
X
ROW/COL
ROW/COL
ROW/COL
ROW/NA
X
Read L
H
L
Write L
H
L
RAS
-Only Refresh
CBR Refresh
(3)
L
H
L
Notes:
1. These WRITE cycles may also be BYTE WRITE cycles (either
LCAS
or
UCAS
active).
2. These READ cycles may also be BYTE READ cycles (either
LCAS
or
UCAS
active).
3. At least one of the two CAS signals must be active (
LCAS
or
UCAS
).
相關(guān)PDF資料
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IC41C16257S-50T 256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IC41LV16257S-50T 制造商:ICSI 制造商全稱(chēng):Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
IC41LV16257S-50TI 制造商:ICSI 制造商全稱(chēng):Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
IC41LV16257S-60KI 制造商:ICSI 制造商全稱(chēng):Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
IC41LV16257S-60T 制造商:ICSI 制造商全稱(chēng):Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE
IC41LV16257S-60TI 制造商:ICSI 制造商全稱(chēng):Integrated Circuit Solution Inc 功能描述:256K x 16 (4-MBIT) DYNAMIC RAM WITH FAST PAGE MODE