參數資料
型號： WSE128K16-XG2TX
英文描述： SRAM/EEPROM MCP
中文描述： 的SRAM / EEPROM的MCP的
文件頁數： 1/15頁
文件大?。?/td> 158K
代理商： WSE128K16-XG2TX
1
WSE128K16-XXX
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
128K
X
16 SRAM/EEPROM MODULE
PRELIMINARY*
FEATURES
I
Access Times of 35ns (SRAM) and 150ns (EEPROM)
I
Access Times of 45ns (SRAM) and 120ns (EEPROM)
I
Access Times of 70ns (SRAM) and 300ns (EEPROM)
I
Packaging
66 pin, PGA Type, 1.075" square HIP, Hermetic Ceramic
HIP (H1) (Package 400)
68 lead, Hermetic CQFP (G2T), 22mm (0.880") square
(Package 509). Designed to fit JEDEC 68 lead 0.990" CQFJ
footprint (Fig. 2)
I
128Kx16 SRAM
I
128Kx16 EEPROM
I
Organized as 128Kx16 of SRAM and 128Kx16 of EEPROM
Memory with separate Data Buses
I
Both blocks of memory are User Configurable as 256Kx8
I
Low Power CMOS
I
Commercial, Industrial and Military Temperature Ranges
I
TTL Compatible Inputs and Outputs
I
Built-in Decoupling Caps and Multiple Ground Pins for
Low Noise Operation
I
Weight - 13 grams typical
EEPROM MEMORY FEATURES
I
Write Endurance 10,000 Cycles
I
Data Retention at 25
°
C, 10 Years
I
Low Power CMOS Operation
I
Automatic Page Write Operation
I
Page Write Cycle Time 10ms Max.
I
Data Polling for End of Write Detection
I
Hardware and Software Data Protection
I
TTL Compatible Inputs and Outputs
* This data sheet describes a product under development, not fully
characterized, and is subject to change without notice.
EWE ECS
EWE ECS
2
SWE SCS
128K x 8
SRAM
8
SD
0-7
1
1
128K x 8
SRAM
8
SD
8-15
2
128K x 8
EEPROM
8
ED
0-7
1
128K x 8
EEPROM
8
ED
8-15
2
A
0
-
16
OE
SWE SCS
BLOCK DIAGRAM
PIN DESCRIPTION
ED
0-15
EEPROM Data Inputs/Outputs
SD
0-15
SRAM Data Inputs/Outputs
A
0-16
Address Inputs
SWE
1-2
SRAM Write Enable
SCS
1-2
SRAM Chip Selects
OE
Output Enable
V
CC
Power Supply
GND
Ground
NC
Not Connected
EWE
1-2
EEPROM Write Enable
ECS
1-2
EEPROM Chip Select
SD
8
SD
9
SD
10
A
13
A
14
A
15
A
16
NC
SD
0
SD
1
SD
2
SWE
2
SCS
2
GND
SD
11
A
10
A
11
A
12
V
CC
SCS
1
NC
SD
3
SD
15
SD
14
SD
13
SD
12
OE
NC
SWE
1
SD
7
SD
6
SD
5
SD
4
ED
8
ED
9
ED
10
A
6
A
7
NC
A
8
A
9
ED
0
ED
1
ED
2
V
CC
ECS
2
EWE
2
ED
11
A
3
A
4
A
5
EWE
1
ECS
1
GND
ED
3
ED
15
ED
14
ED
13
ED
12
A
0
A
1
A
2
ED
7
ED
6
ED
5
ED
4
11 22 33 44 55 66
1 12 23 34 45 56
TOP VIEW
FIG.1
PIN CONFIGURATION FOR WSE128K16-XH1X
May 2001, Rev. 4
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