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WS512K16-25DLC PDF预览

WS512K16-25DLC

更新时间: 2024-11-30 03:16:07
品牌 Logo 应用领域
WEDC 存储静态存储器
页数 文件大小 规格书
6页 322K
描述
512Kx16 SRAM MODULE

WS512K16-25DLC 数据手册

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WS512K16-XXX  
White Electronic Designs  
ADVANCED*  
512Kx16 SRAM MODULE  
FEATURES  
Data I/O Compatible with 3.3V devices  
Access Times 17, 20, 25, 35ns  
2V Minimum Data Retention for battery back up  
operation  
MIL-STD-883 Compliant Devices Available  
Packaging  
Commercial, Industrial and Military Temperature  
Range  
• 44 pin Ceramic SOJ (Package 102)  
• 44 lead Ceramic Flatpack (Package 209)  
Organized as two banks of 256Kx16  
Data Byte Control:  
5 Volt Power Supply (3.3V parts also available)  
Low Power CMOS  
TTL Compatible Inputs and Outputs  
Lower Byte (LB#) = I/O1-8  
Upper Byte (UB#) = I/O9-16  
* This product is under development, is not qualified or characterized and is subject to  
change or cancellation without notice.  
PIN CONFIGURATION FOR WS512K16-XXX  
Pin Description  
44 CSOJ  
A0-17  
LB#  
UB#  
I/O1-16  
CS1-2#  
OE#  
WE#  
VCC  
Address Inputs  
Lower-Byte Control (I/O1-8)  
Upper-Byte Control (I/O9-16)  
Data Input/Output  
Chip Select  
44 FLATPACK  
Top View  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
28  
27  
26  
25  
24  
23  
1
2
3
4
5
6
7
8
A0  
A1  
A2  
A3  
A4  
A17  
A16  
A15  
Output Enable  
Write Enable  
+5.0V Power  
Ground  
OE#  
UB#  
LB#  
I/O16  
I/O15  
I/O14  
I/O13  
GND  
VCC  
I/O12  
I/O11  
I/O10  
I/O9  
CS2#  
A14  
CS1#  
I/O1  
I/O2  
I/O3  
I/O4  
VCC  
GND  
I/O5  
I/O6  
I/O7  
I/O8  
WE#  
A5  
GND  
NC  
No Connection  
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
Block Diagram  
A
0-17  
WE#  
OE#  
UB#  
LB#  
A6  
A7  
A8  
A9  
A13  
A12  
A11  
A10  
256K x 16  
256K x 16  
CS1#  
CS2#  
I/O1-16  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
April 1998  
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com  

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