AT49F2048-70RC中文资料爱特梅尔数据手册PDF规格书

描述 Description

The AT49F2048 is a 5-volt-only, 2 megabit Flash Memory organized as 128K words of 16 bits each. Manufactured with Atmels advanced nonvolatile CMOS technology, the device offers access times to 70 ns with power dissipation of just 275 mW. When deselected, the CMOS standby current is less than 300 µA.

特性 Features

• Single Voltage Operation

– 5V Read

– 5V Reprogramming

• Fast Read Access Time - 70 ns

• Internal Erase/Program Control

• Sector Architecture

– One 8K Words (16K bytes) Boot Block with Programming Lockout

– Two 8K Words (16K bytes) Parameter Blocks

– One 104K Words (208K bytes) Main Memory Array Block

• Fast Sector Erase Time - 10 seconds

• Word-By-Word Programming - 50 µs/Word

• Hardware Data Protection

• DATA Polling For End Of Program Detection

• Low Power Dissipation

– 50 mA Active Current

– 300 µA CMOS Standby Current

• Typical 10,000 Write Cycles