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WSF128K16-37G1UC

128Kx16 SRAM/FLASH MODULE, SMD 5962-96900

White Electronic Designs => Micro Semi 

White Electronic Designs

WSF128K16-XXX

128Kx16 SRAM/FLASH MODULE, SMD 5962-96900

FEATURES

Access Times of 35ns (SRAM) and 70ns (FLASH)

Access Times of 70ns (SRAM) and 120ns (FLASH)

Packaging

• 66-pin, PGA Type, 1.075 inch square HIP,

Hermetic Ceramic HIP (Package 400)

• 66-pin, PGA Type, 1.185 inch square HIP,

Hermetic Ceramic HIP (Package 401)

• 68 lead, Hermetic CQFP (G1U)1, 22.4mm (0.880

inch) square (Package 519). Designed to fit

JEDEC 68 lead 0.990” CQFJ footprint (FIGURE 2)

• 68 lead, Hermetic CQFP (G1T), 22.4mm (0.880

inch) square (Package 524)

128Kx16 SRAM

128Kx16 5V FLASH

Organized as 128Kx16 of SRAM and 128Kx16 of

Flash Memory with separate Data Buses

Both blocks of memory are User Configurable as

256Kx8

Low Power CMOS

Commercial, Industrial and Military Temperature

Ranges

TTL Compatible Inputs and Outputs

Built-in Decoupling Caps and Multiple Ground Pins

for Low Noise Operation

Weight

• WSF128K16-XHX — 13 grams typical

• WSF128K16-H1X — 13 grams typical

• WSF128K16-XG1UX1 — 5 grams typical

• WSF128K16-XG1TX — 5 grams typical

FLASH MEMORY FEATURES

10,000 Erase/Program Cycles

Sector Architecture

• 8 equal size sectors of 16K bytes each

• Any combination of sectors can be concurrently

erased. Also supports full chip erase

5 Volt Programming; 5V ± 10% Supply

Embedded Erase and Program Algorithms

Hardware Write Protection

Page Program Operation and Internal Program

Control Time.

Note: For programming information refer to Flash Programming 1M5 Application Note.

Note 1: Package not recommended for new designs

FIGURE1 PIN CONFIGURATION FOR WSF128K16-XHX AND WSF128K16-XH1X

Top View

1

12

23

34

45

56

SD8 SWE2# SD15

FD8

VCC

FD15

SD9 SCS2# SD14

FD9 FCS2# FD14

SD10 GND

SD13

FD10 FWE2# FD13

A13

SD11

SD12

A6

FD11

FD12

A14

A10

OE#

A7

A3

A0

A15

A11

NC

NC

A4

A1

A16

A12

SWE1#

A8

A5

A2

NC

VCC

SD7

A9 FWE1#

FD7

SD0 SCS1# SD6

FD0 FCS1#

FD6

SD1 NC

SD5

FD1 GND

FD5

SD2

SD3

SD4

11

22

33

FD2

FD3

FD4

44

55

66

Pin Description

FD0-15

SD0-15

A0-16

SWE1-2#

SCS1-2#

OE#

VCC

GND

NC

FWE1-2#

Block Diagram

FCS1-2#

OE#

A0-16

SWE1# SCS1# SWE2# SCS2#

FWE1# FCS1#

FWE2# FCS2#

Flash Data Inputs/Outputs

SRAM Data Inputs/Outputs

Address Inputs

SRAM Write Enable

SRAM Chip Selects

Output Enable

Power Supply

Ground

Not Connected

Flash Write Enable

Flash Chip Select

128K x 8

SRAM

128K x 8

SRAM

128K x 8

FLASH

128K x 8

FLASH

8

SD0-7

8

SD8-15

8

FD0-7

8

FD8-15

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

May 2003

Rev. 6

1

White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

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