SRAM

SRAM

SRAM

SRAM

SRAM

AS8S512K32

& AS8S512K32A

AS8S512K32 & AS8S512K32A

Rev. 6.0 6/05

Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.

1

Austin Semiconductor, Inc.

CS

CS

CS

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GENERAL DESCRIPTION

The Austin Semiconductor, Inc. AS8S512K32 and

AS8S512K32A are 16 Megabit CMOS SRAM Modules organized as

512Kx32 bits. These devices achieve high speed access, low power

consumption and high reliability by employing advanced CMOS

memory technology.

This military temperature grade product is ideally suited for

military and space applications.

FEATURES

•

Operation with single 5V supply

•

High speed: 12, 15, 17, 20, 25 and 35ns

•

Built in decoupling caps for low noise

•

Organized as 512Kx32 , byte selectable

•

Low power CMOS

•

TTL Compatible Inputs and Outputs

•

Future offerings

3.3V Power Supply

OPTIONS

MARKINGS

• Operating Temperature Ranges

XT

IT

• Timing

12ns

-12

15ns

-15

17ns

-17

20ns

-20

25ns

-25

35ns

-35

45ns

-45

55ns

-55

• Package

Ceramic Quad Flatpack

Q

Ceramic Quad Flatpack

Q1

Ceramic Quad Flatpack

Q2

Pin Grid Array

P

• Low Power Data Retention Mode

L

• Pinout

Military

(no indicator)

Commercial

A*

*(available with Q package only)

PIN ASSIGNMENT

(Top View)

AVAILABLE AS MILITARY

SPECIFICATIONS

•

SMD 5962-94611 (Military Pinout)

•

MIL-STD-883

68 Lead CQFP (Q, Q1 & Q2)

Military SMD Pinout Option

512K x 32 SRAM

SRAM MEMORY ARRAY

68 Lead CQFP

Commercial Pinout Option (Q & Q1 with A)

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

I/O17

I/O18

I/O19

Vss

I/O20

I/O21

I/O22

I/O23

Vcc

I/O24

I/O25

I/O26

I/O27

Vss

I/O28

I/O29

I/O30

I/O 14

I/O 13

I/O 12

Vss

I/O 11

I/O 10

I/O 9

I/O 8

Vcc

I/O 7

I/O 6

I/O 5

I/O 4

Vss

I/O 3

I/O 2

I/O 1

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

I/O 0

I/O 1

I/O 2

I/O 3

I/O 4

I/O 5

I/O 6

I/O 7

GND

I/O 8

I/O 9

I/O 10

I/O 11

I/O 12

I/O 13

I/O 14

I/O 15

I/O 16

I/O 17

I/O 18

I/O 19

I/O 20

I/O 21

I/O 22

I/O 23

GND

I/O 24

I/O 25

I/O 26

I/O 27

I/O 28

I/O 29

I/O 30

I/O 31

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

66 Lead PGA (P)

Military SMD Pinout