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參數(shù)資料
| 型號(hào)： | AS7C25512PFS32A-225BC |
| 廠商： | ALLIANCE SEMICONDUCTOR CORP |
| 元件分類： | SRAM |
| 英文描述： | 512K X 32 STANDARD SRAM, 6.9 ns, PBGA165 |
| 封裝： | BGA-165 |
| 文件頁(yè)數(shù)： | 17/21頁(yè) |
| 文件大?。?/td> | 458K |
| 代理商： | AS7C25512PFS32A-225BC |
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12/2/02, v. 0.9.1
Alliance Semiconductor
5 of 21
AS7C25512PFS32A
AS7C25512PFS36A
Burst sequence table
Synchronous truth table
Interleaved burst address
Linear burst address
A1 A0
1st Address
0 00 11 01 1
1st Address
0 00 11 01 1
2nd Address
0 10 01 11 0
2nd Address
0 11 01 10 0
3rd Address
1 01 10 00 1
3rd Address
1 01 10 00 1
4th Address
1 11 00 10 0
4th Address
1 11 00 11 0
CE01
1
X = don’t care, L = low, H = high
CE1
CE2
ADSP
ADSC
ADV
BWn
2
2
See "Write enable truth table (per byte)," on page 4 for more information.
OE
Address accessed
CLK
Operation
DQ
H
X
L
X
NA
L to H
Deselect
Hi
Z
L
X
L
X
NA
L to H
Deselect
Hi
Z
L
X
H
L
X
NA
L to H
Deselect
Hi
Z
L
X
H
L
X
NA
L to H
Deselect
Hi
Z
L
X
H
L
X
NA
L to H
Deselect
Hi
Z
L
H
L
X
L
External
L to H
Begin read
Hi
Z3
3
Q in flow-through mode.
L
H
L
X
H
External
L to H
Begin read
Hi
Z
L
H
L
H
L
X
F
L
External
L to H
Begin read
Hi
Z3
L
H
L
H
L
X
F
H
External
L to H
Begin read
Hi
Z
X
H
L
F
L
Next
L to H
Continue read
Q
X
H
L
F
H
Next
L to H
Continue read
Hi
Z
X
H
F
L
Current
L to H
Suspend read
Q
X
H
F
H
Current
L to H
Suspend read
Hi
Z
H
XXX
H
L
F
L
Next
L to H
Continue read
Q
H
XXX
H
L
F
H
Next
L to H
Continue read
Hi
Z
H
X
H
F
L
Current
L to H
Suspend read
Q
H
X
H
F
H
Current
L to H
Suspend read
Hi
Z
L
H
L
H
L
X
T
X
External
L to H
Begin write
D4
4
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
X
H
L
T
X
Next
L to H
Continue write
D
H
XXX
H
L
T
X
Next
L to H
Continue write
D
X
H
T
X
Current
L to H
Suspend write
D
H
XXX
H
T
X
Current
L to H
Suspend write
D
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AS7C25512PFS36A-133TQC | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 512K x 32/36 pipelined burst synchronous SRAM |
| AS7C25512PFS36A-133TQCN | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 512K x 32/36 pipelined burst synchronous SRAM |
| AS7C25512PFS36A-133TQI | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 512K x 32/36 pipelined burst synchronous SRAM |
| AS7C25512PFS36A-133TQIN | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 512K x 32/36 pipelined burst synchronous SRAM |
| AS7C25512PFS36A-166TQC | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:2.5V 512K x 32/36 pipelined burst synchronous SRAM |
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