EM640FP8 datasheet(2/11 Pages) EMLSI

2 / 11 page

EM640FP8 Series

Low Power, 512Kx8 SRAM

merging Memory & Logic Solutions Inc.

CS2

I/O

I/O6

DNU

I/O2

VSS

VCC

VSS

I/O

A10

A11

A12

A13

A14

FEATURES

• Process Technology : 0.18

µm Full CMOS

• Organization : 512K x 8 bit

• Power Supply Voltage : 1.65V ~ 2.2V

• Low Data Retention Voltage : 1.0V(Min)

• Three state outputs

• Package Type : 36-FPBGA 6.0x7.0

GENERAL DESCRIPTION

The EM640FP8 families are fabricated by EMLSI’s

advanced full CMOS process technology. The families

support industrial temperature range and Chip Scale

Package for user flexibility of system design. The fami-

lies also supports low data retention voltage for battery

back-up operation with low data retention current.

PRODUCT FAMILY

Product

Family

Operating

Temperature

Vcc Range

Speed

Power Dissipation

PKG Type

Standby

(ISB1, Typ)

Operating

(ICC1.Max)

EM640FP8

Industrial (-40 ~ 85

o C)

1.65~2.2V

70ns

µA

2 mA

36 FPBGA

(6.0x7.0)

Name

Function

Name

Function

CS1,CS2 Chip select inputs

Write Enable input

Output Enable input

Vcc

Power Supply

A0~A18

Address Inputs

Vss

Ground

I/O1~I/O 8 Data Inputs/outputs

DNU

Do Not Use

I/O Circuit

Column Select

Data

Cont

Data

Cont

Pre-charge Circuit

Memory Array

2048 x 2048

A11 A12 A13 A14 A15 A16

A18

CS1

CS2

I/O1 ~ I/O4

I/O5 ~ I/O8

VCC

VSS

Control Logic

FUNCTIONAL BLOCK DIAGRAM

A10

PIN DESCRIPTION

36-FPBGA : Top view (ball down)

A17

1. The parameter is measured with 30pF test load.

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