參數(shù)資料
型號(hào): AS7C4098A
廠商: Alliance Semiconductor Corporation
英文描述: High Speed CMOS Logic 3-to-8 Line Decoder Demultiplexer with Address Latches 16-PDIP -55 to 125
中文描述: 2.5V的為512k × 32/36直通突發(fā)同步SRAM
文件頁(yè)數(shù): 7/19頁(yè)
文件大?。?/td> 524K
代理商: AS7C4098A
12/23/04, v. 1.2
Alliance Semiconductor
7 of 19
AS7C25512FT32A
AS7C25512FT36A
Synchronous truth table
[4]
CE0
1
H
L
L
L
L
L
L
L
L
X
X
X
X
H
H
H
H
L
X
H
X
H
1 X = don’t care, L = low, H = high
2 For WRITE, L means any one or more byte write enable signals (BWa, BWb, BWc or BWd) and BWE are LOW or GWE is LOW. WRITE = HIGH for all
BWx, BWE, GWE HIGH. See "Write enable truth table (per byte)," on page 6 for more information.
3
For write operation following a READ,
OE
must be HIGH before the input data set up time and held HIGH throughout the input hold time
4 ZZ pin is always Low.
CE1
X
L
L
X
X
H
H
H
H
X
X
X
X
X
X
X
X
H
X
X
X
X
CE2
X
X
X
H
H
L
L
L
L
X
X
X
X
X
X
X
X
L
X
X
X
X
ADSP
X
L
H
L
H
L
L
H
H
H
H
H
H
X
X
X
X
H
H
X
H
X
ADSC
L
X
L
X
L
X
X
L
L
H
H
H
H
H
H
H
H
L
H
H
H
H
ADV
X
X
X
X
X
X
X
X
X
L
L
H
H
L
L
H
H
X
L
L
H
H
WRITE
[2]
X
X
X
X
X
X
X
H
H
H
H
H
H
H
H
H
H
L
L
L
L
L
OE
X
X
X
X
X
L
H
L
H
L
H
L
H
L
H
L
H
X
X
X
X
X
Address accessed
NA
NA
NA
NA
NA
External
External
External
External
Next
Next
Current
Current
Next
Next
Current
Current
External
Next
Next
Current
Current
CLK
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
Operation
Deselect
Deselect
Deselect
Deselect
Deselect
Begin read
Begin read
Begin read
Begin read
Continue read
Continue read
Suspend read
Suspend read
Continue read
Continue read
Suspend read
Suspend read
Begin write
Continue write
Continue write
Suspend write
Suspend write
DQ
Hi
Z
Hi
Z
Hi
Z
Hi
Z
Hi
Z
Q
Hi
Z
Q
Hi
Z
Q
Hi
Z
Q
Hi
Z
Q
Hi
Z
Q
Hi
Z
D
3
D
D
D
D
相關(guān)PDF資料
PDF描述
AS7C25512FT36A-10TQIN 2.5V 512K x 32/36 flowthrough burst synchronous SRAM
AS7C25512FT36A-75TQC 2.5V 512K x 32/36 flowthrough burst synchronous SRAM
AS7C25512FT36A-75TQCN 2.5V 512K x 32/36 flowthrough burst synchronous SRAM
AS7C25512FT36A-75TQI 2.5V 512K x 32/36 flowthrough burst synchronous SRAM
AS7C25512FT36A-75TQIN 2.5V 512K x 32/36 flowthrough burst synchronous SRAM
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