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参数资料
| 型号： | W24257CS-70L |
| 厂商： | WINBOND ELECTRONICS CORP |
| 元件分类： | SRAM |
| 英文描述： | 32K X 8 STANDARD SRAM, 70 ns, PDSO28 |
| 封装： | 0.330 INCH, SOP-28 |
| 文件页数： | 6/11页 |
| 文件大小： | 211K |
| 代理商： | W24257CS-70L |
Preliminary W24257C
- 4 -
AC Characteristics, continued
(VDD = 5V
±10%, VSS = 0V, TA = 0 to 70° C)
Read Cycle
PARAMETER
SYM.
W24257C-70
W24257C-10
UNIT
MIN.
MAX.
MIN.
MAX.
Read Cycle Time
TRC
70
-
100
-
nS
Address Access Time
TAA
-
70
-
100
nS
Chip Select Access Time
TACS
-
70
-
100
nS
Output Enable to Output Valid
TAOE
-
35
-
50
nS
Chip Selection to Output in Low Z
TCLZ*
10
-
10
-
nS
Output Enable to Output in Low Z
TOLZ*
5
-
5
-
nS
Chip Deselection to Output in High Z
TCHZ*
-
30
-
35
nS
Output Disable to Output in High Z
TOHZ*
-
30
-
35
nS
Output Hold from Address Change
TOH
10
-
10
-
nS
These parameters are sampled but not 100% tested
Write Cycle
PARAMETER
SYM.
W24257C-70
W24257C-10
UNIT
MIN.
MAX.
MIN.
MAX.
Write Cycle Time
TWC
70
-
100
-
nS
Chip Selection to End of Write
TCW
60
-
80
-
nS
Address Valid to End of Write
TAW
60
-
80
-
nS
Address Setup Time
TAS
0
-
0
-
nS
Write Pulse Width
TWP
45
-
60
-
nS
Write Recovery Time
CS, WE
TWR
0
-
0
-
nS
Data Valid to End of Write
TDW
30
-
40
-
nS
Data Hold from End of Write
TDH
0
-
0
-
nS
Write to Output in High Z
TWHZ*
-
30
-
30
nS
Output Disable to Output in High Z
TOHZ*
-
30
-
30
nS
Output Active from End of Write
TOW
0
-
0
-
nS
These parameters are sampled but not 100% tested
相关PDF资料 |
PDF描述 |
|---|---|
| W24257J-70L | 32K X 8 STANDARD SRAM, 70 ns, PDSO28 |
| W24L11Q-70LE | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
| W24L11S-55L | 128K X 8 STANDARD SRAM, 55 ns, PDSO32 |
| W24L11Q-70L | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
| W24L11S-70L | 128K X 8 STANDARD SRAM, 70 ns, PDSO32 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| W24257K70LL | 制造商:WINBOND 功能描述:New |
| W24257Q-70L | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
| W24257Q-70LE | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
| W24257Q-70LL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
| W24257S-70L | 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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