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参数资料
| 型号： | W24257ACQ-10 |
| 厂商： | WINBOND ELECTRONICS CORP |
| 元件分类： | SRAM |
| 英文描述： | 32K X 8 STANDARD SRAM, 10 ns, PDSO28 |
| 封装： | 8 X 13.40 MM, TSOP1-28 |
| 文件页数： | 5/10页 |
| 文件大小： | 149K |
| 代理商： | W24257ACQ-10 |
W24257AC
- 4 -
AC CHARACTERISTICS
(VDD = 5V
±10%, VSS = 0V, TA = 0 to 70° C)
Read Cycle
PARAMETER
SYM.
W24257AC-10
W24257AC-12
W24257AC-15
W24257AC-20
UNIT
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
Read Cycle Time
TRC
10
-
12
-
15
-
20
-
nS
Address Access Time
TAA
-
10
-
12
-
15
-
20
nS
Chip Select Access Time
TACS
-
10
-
12
-
15
-
20
nS
Output Enable to Output Valid
TAOE
-
5
-
6
-
7
-
10
nS
Chip Selection to Output in Low Z
TCLZ
3
-
3
-
3
-
3
-
nS
Output Enable to Output in Low Z
TOLZ
0
-
0
-
0
-
0
-
nS
Chip Deselection to Output in High Z
TCHZ
-
5
-
6
-
7
-
10
nS
Output Disable to Output in High Z
TOHZ
-
5
-
6
-
7
-
10
nS
Output Hold from Address Change
TOH
3
-
3
-
3
-
3
-
nS
These parameters are sampled but not 100% tested.
Write Cycle
PARAMETER
SYM.
W24257AC-10
W24257AC-12
W24257AC-15
W24257AC-20
UNIT
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
Write Cycle Time
TWC
10
-
12
-
15
-
20
-
nS
Chip Selection to End of Write
TCW
9
-
10
-
13
-
17
-
nS
Address Valid to End of Write
TAW
9
-
10
-
13
-
17
-
nS
Address Setup Time
TAS
0
-
0
-
0
-
0
-
nS
Write Pulse Width
TWP
9
-
10
-
10
-
12
-
nS
Write Recovery Time
CS , WE
TWR
0
-
0
-
0
-
0
-
nS
Data Valid to End of Write
TDW
6
-
7
-
9
-
10
-
nS
Data Hold from End of Write
TDH
0
-
0
-
0
-
0
-
nS
Write to Output in High Z
TWHZ
-
6
-
7
-
8
-
10
nS
Output Disable to Output in High Z
TOHZ
-
6
-
7
-
8
-
10
nS
Output Active from End of Write
TOW
0
-
0
-
0
-
0
-
nS
These parameters are sampled but not 100% tested.
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PDF描述 |
|---|---|
| W24257ACS-10 | 32K X 8 STANDARD SRAM, 10 ns, PDSO28 |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| W24257AJ-10 | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24257AJ-12 | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24257AJ-15 | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24257AJ-20 | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 High Speed CMOS Static RAM |
| W24257AJ-35 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
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