AT5FC256-20 データシートの表示（PDF） - Atmel Corporation

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AT5FC256-20

256K byte Flash Memory PCMCIA Card

Atmel Corporation 

Features

• Single Power Supply

Read and Write Voltage, 5V ± 5%

• High Performance

200 ns Maximum Access Time

6 ms Typical Sector Write

• CMOS Low Power Consumption

20 mA Typical Active Current (Byte Mode)

400 µA Typical Standby Current

• Fully MS-DOS Compatible Flash Driver and Formatter

Virtual-Disk Flash Driver with 256 Bytes/Sector

Random Read/Write to any Sector

No Erase Operation Required Prior to any Write

• Zero Data Retention Power

Batteries not Required for Data Storage

• PCMCIA/JEIDA 68-Pin Standard

Selectable Byte- or Word-Wide Configuration

• High Re-programmable Endurance

Built-in Redundancy for Sector Replacement

Minimum 100,000 Write Cycles

• Five Levels of Write Protection

Prevent Accidental Data Loss

Block Diagram

256K byte

Flash Memory

PCMCIA Card

AT5FC256

Pin Configuration

Pin Name

A0-A17

D0-D15

CE1, CE2,

WE, OE, REG

CD, WP

BVD1, BVD2

Function

Addresses

Data

Control Signals

Card Status

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