AT28C64B-20PC

64K8K x 8 Parallel EEPROM Page Write and Software Data Protection

Description

The AT28C64B is a high-performance electrically-erasable and programmable read only memory EEPROM. Its 64K of memory is organized as 8,192 words by 8 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the device offers

Features

• Fast Read Access Time – 150 ns

• Automatic Page Write Operation

– Internal Address and Data Latches for 64 Bytes

• Fast Write Cycle Times

– Page Write Cycle Time: 10 ms Maximum Standard 2 ms Maximum Option

– 1 to 64-byte Page Write Operation

• Low Power Dissipation

– 40 mA Active Current

–100 µA CMOS Standby Current

• Hardware and Software Data Protection

• DATAPolling and Toggle Bit for End of Write Detection

• High Reliability CMOS Technology

– Endurance: 100,000 Cycles

– Data Retention: 10 Years

• Single 5 V ±10% Supply

• CMOS and TTL Compatible Inputs and Outputs

• JEDEC Approved Byte-wide Pinout

• Commercial and Industrial Temperature Ranges