GS88018T Ver la hoja de datos (PDF) - Giga Semiconductor

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Fabricante

GS88018T

512K x 18, 256K x 32, 256K x 36 8Mb Sync Burst SRAMs

Giga Semiconductor 

TQFP Pin Description

Pin Location

Symbol

Typ

e

37, 36

A0, A1

I

35, 34, 33, 32, 100, 99, 82, 81, 44, 45, 46,

47, 48, 49, 50, 43

A2–A17

I

80

63, 62, 59, 58, 57, 56, 53, 52

68, 69, 72, 73, 74, 75, 78, 79

13, 12, 9, 8, 7, 6, 3, 2

18, 19, 22, 23, 24, 25, 28, 29

51, 80, 1, 30

51, 80, 1, 30

58, 59, 62, 63, 68, 69, 72, 73, 74

8, 9, 12, 13, 18, 19, 22, 23, 24

51, 52, 53, 56, 57

75, 78, 79,

1, 2, 3, 6, 7

25, 28, 29, 30

A18

I

DQA1–DQA8

DQB1–DQB8

DQC1–DQC8

I/O

DQD1–DQD8

DQA9, DQB9,

DQC9, DQD9

I/O

NC

—

DQA1–DQA9

DQB1–DQB9

I/O

NC

—

87

BW

I

93, 94

BA, BB

I

95, 96

BC, BD

I

95, 96

NC

—

89

CK

I

88

GW

I

98, 92

E1, E3

I

97

E2

I

86

G

I

83

ADV

I

84, 85

ADSP, ADSC I

64

ZZ

I

14

FT

I

31

LBO

I

15, 41, 65, 91

VDD

I

5,10,17, 21, 26, 40, 55, 60, 67, 71, 76, 90

VSS

I

4, 11, 20, 27, 54, 61, 70, 77

VDDQ

I

16, 38, 39, 42, 66

NC

—

Preliminary

GS88018/32/36T-11/11.5/100/80/66

Description

Address field LSBs and Address Counter preset Inputs

Address Inputs

Address Inputs

Data Input and Output pins (x32, x36 Version)

Data Input and Output pins

No Connect (x32 Version)

Data Input and Output pins

No Connect

Byte Write—Writes all enabled bytes; active low

Byte Write Enable for DQA, DQB Data I/Os; active low

Byte Write Enable for DQC, DQD Data I/Os; active low (x32, x36

Version)

No Connect (x18 Version)

Clock Input Signal; active high

Global Write Enable—Writes all bytes; active low

Chip Enable; active low

Chip Enable; active high

Output Enable; active low

Burst address counter advance enable; active low

Address Strobe (Processor, Cache Controller); active low

Sleep Mode control; active high

Flow Through or Pipeline mode; active low

Linear Burst Order mode; active low

Core power supply

I/O and Core Ground

Output driver power supply

No Connect

Rev: 1.11 8/2000

5/25

© 2000, Giga Semiconductor, Inc.

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

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