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WE128K8-250CQ 参数 Datasheet PDF下载

WE128K8-250CQ图片预览
型号: WE128K8-250CQ
PDF下载: 下载PDF文件 查看货源
内容描述: 512Kx8 CMOS EEPROM , WE512K8 - XCX , SMD 5962-93091 [512Kx8 CMOS EEPROM, WE512K8-XCX, SMD 5962-93091]
分类和应用: 内存集成电路可编程只读存储器电动程控只读存储器电可擦编程只读存储器
文件页数/大小: 13 页 / 617 K
品牌: WEDC [ WHITE ELECTRONIC DESIGNS CORPORATION ]
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White Electronic Designs
WE512K8, WE256K8,
WE128K8-XCX
512Kx8 CMOS EEPROM, WE512K8-XCX, SMD 5962-93091
512Kx8 BIT CMOS EEPROM MODULE
FEATURES
Read Access Times of 150, 200, 250, 300ns
JEDEC Standard 32 Pin, Hermetic Ceramic DIP
(Package 300)
Commercial, Industrial and Military Temperature
Ranges
MIL-STD-883 Compliant Devices Available
Write Endurance 10,000 Cycles
Data Retention at 25°C, 10 Years
Low Power CMOS Operation:
3mA Standby Typical/100mA Operating Maximum
Automatic Page Write Operation
Internal Address and Data Latches for
512 Bytes, 1 to 128 Bytes/Row, Four Pages
Page Write Cycle Time 10mS Max.
Data Polling for End of Write Detection
Hardware and Software Data Protection
TTL Compatible Inputs and Outputs
FIGURE 1
Pin Configuration
Top View
A18
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
CC
WE#
A17
A14
A13
A8
A9
A11
OE#
A10
CS#
I/O7
I/O6
I/O5
I/O4
I/O3
Pin Description
A0-18
I/O0-7
CS#
OE#
WE#
V
CC
V
SS
Address Inputs
Data Input/Output
Chip Select
Output Enable
Write Enable
+5.0V Power
Ground
Block Diagram
A
0-16
I/O
0-7
WE#
OE#
128K x 8
128K x 8
128K x 8
128K x 8
A
17
A
18
CS#
Decoder
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
May 2000
Rev. 1
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com