Datasheet > UPD4664312-X

UPD4664312-X

更新时间： 2024-11-12 22:52:35

品牌	Logo	应用领域
日电电子 - NEC		/
页数	文件大小	规格书
36页	296K
描述
64M-BIT CMOS MOBILE SPECIFIED RAM 4M-WORD BY 16-BIT EXTENDED TEMPERATURE OPERATION

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中文翻译

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数据手册

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UPD4664312-X 数据手册

PRELIMINARY DATA SHEET

MOS INTEGRATED CIRCUIT

µPD4664312-X

64M-BIT CMOS MOBILE SPECIFIED RAM

4M-WORD BY 16-BIT

EXTENDED TEMPERATURE OPERATION

Description

The µPD4664312-X is a high speed, low power, 67,108,864 bits (4,194,304 words by 16 bits) CMOS Mobile

Specified RAM featuring Low Power Static RAM compatible function and pin configuration.

The µPD4664312-X is fabricated with advanced CMOS technology using one-transistor memory cell.

The µPD4664312-X is packed in 93-pin TAPE FBGA.

Features

• 4,194,304 words by 16 bits organization

• Fast access time: 65, 75 ns (MAX.)

• Fast page access time: 18, 25 ns (MAX.)

• Byte data control: /LB (I/O0 to I/O7), /UB (I/O8 to I/O15)

• Low voltage operation:2.7 to 3.1 V (-B65X)

2.7 to 3.1 V (Chip), 1.65 to 2.1 V (I/O) (-BE75X)

• Operating ambient temperature: T^A= –25 to +85 °C

• Output Enable input for easy application

• Chip Enable input: /CS pin

• Standby Mode input: MODE pin

• Standby Mode1: Normal standby (Memory cell data hold valid)

• Standby Mode2: Density of memory cell data hold is variable

µPD4664312

Access

time

Operating supply

Operating

ambient

Supply current

voltage

At operating

At standby µA (MAX.)

ns (MAX.)

temperature mA (MAX.)

°C

Density of data hold

Chip

I/O

–

64M bits 16M bits 8M bits 4M bits 0M bit

-B65X

-BE75X ^Note

2.7 to 3.1

–25 to +85

100

2.7 to 3.1 1.65 to 2.1

Note Under development

The information in this document is subject to change without notice. Before using this document, please

confirm that this is the latest version.

Not all devices/types available in every country. Please check with local NEC representative for

availability and additional information.

Document No. M15867EJ5V0DS00 (5th edition)

Date Published August 2002 NS CP (K)

Printed in Japan

The mark shows major revised points.

2001

12 3 4 5 6 7...36

中文翻译

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