28HC256 Overview
The AT28HC256 is a high-performance electrically erasable and programmable readonly memory. Its 256K of memory is organized as 32,768 words by 8 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the AT28HC256 offers access times to 70 ns with power dissipation of just 440 mW.
28HC256 Key Features
- Fast Read Access Time
- Automatic Page Write Operation
- Internal Address and Data Latches for 64 Bytes
- Internal Control Timer
- Fast Write Cycle Times
- Page Write Cycle Time: 3 ms or 10 ms Maximum
- 1 to 64-byte Page Write Operation
- Low Power Dissipation
- 80 mA Active Current
- 3 mA Standby Current