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参数资料
| 型号： | W24257S-70LE |
| 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： | 8/10页 |
| 文件大小： | 154K |
| 代理商： | W24257S-70LE |
W24257
Publication Release Date: February 2001
- 7 -
Revision A16
DATA RETENTION CHARACTERISTICS
(TA = 0 to 70
° C for LL/L; -20 to 85° C for LE )
PARAMETER
SYM.
TEST CONDITIONS
MIN. TYP. MAX. UNIT
VDD for Data Retention
VDR
#CS
≥ VDD -0.2V
2.0
-
V
Data Retention Current
IDDDR
#CS
≥ VDD -0.2V LL/LE
-
15
A
VDD = 3V
L
-
30
A
Chip Deselect to Data Retention Time
TCDR
See data retention
0
-
nS
Operation Recovery Time
TR
Waveform
TRC*
-
nS
TRC
* = Read Cycle Time
DATA RETENTION WAVEFORM
4.5V
V
> 2V
DATA RETENTION MODE
#CS
4.5V
=
DR
-0.2V
#CS1 > VDD
V DD
TR
TCDR
VIH
ORDERING INFORMATION
PART NO.
ACCESS
TIME
(nS)
OPERATING
CURRENT
MAX. (mA)
STANDBY
CURRENT
MAX. (
A)
OPERATING
TEMP.
(°C)
PACKAGE
W24257S-70LL
70
15
0 to 70
330 mil SOP
W24257S-70L
70
30
0 to 70
330 mil SOP
W24257S-70LE
70
15
-20 to 85
330 mil SOP
W24257Q-70LL
70
15
0 to 70
Standard type one TSOP
W24257Q-70L
70
30
0 to 70
Standard type one TSOP
W24257Q-70LE
70
15
-20 to 85
Standard type one TSOP
Notes:
1. Winbond reserves the right to make changes to its products without prior notice.
2. Purchasers are responsible for performing appropriate quality assurance testing on products intended for use in
applications where personal injury might occur as a consequence of product failure.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| W24257S-70LL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 SRAM |
| W24257S-70LL T/R | 功能描述:IC SRAM 256KBIT 70NS 28SOP RoHS:否 类别:集成电路 (IC) >> 存储器 系列:- 标准包装:96 系列:- 格式 - 存储器:闪存 存储器类型:FLASH 存储容量:16M（2M x 8，1M x 16） 速度:70ns 接口:并联 电源电压:2.65 V ~ 3.6 V 工作温度:-40°C ~ 85°C 封装/外壳:48-TFSOP（0.724"，18.40mm 宽） 供应商设备封装:48-TSOP 包装:托盘 |
| W24258 | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 CMOS STATIC RAM |
| W24258/LL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:SRAM |
| W24258-55LL | 制造商:WINBOND 制造商全称:Winbond 功能描述:32K X 8 CMOS STATIC RAM |
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