M28W431 - 4Mbit Low Voltage Flash Memory
The M28W431 Flash memory is a non-volatile memorythat may be erased electricallyat the block level and programmed by byte.
The interface is directly compatible with most microprocessors.
The device is offered in TSOP40 (10 x 20mm) package.
Signal Names A0-A18 DQ0-DQ7 E G W WP RP VPP VCC VSS B28W431/
www.DataSheet4U.com M28W431 4 Mbit (512Kb x8, Boot Block) Low Voltage Flash Memory DATA BRIEFING 2.7V to 3.6V SUPPLY VOLTAGE 12V ± 5% PROGRAMMING VOLTAGE FAST ACCESS TIME: 100ns PROGRAM/ERASE CONTROLLER (P/E.C.) AUTOMATIC STATIC MODE MEMORY ERASE in BLOCKS Boot Block (Top location) with hardware write and erase protection Parameter and Main Blocks 100,000 PROGRAM/ERASE CYCLES LOW POWER CONSUMPTION 20 YEARS DATA RETENTION Defectivity below 1ppm/year ELECTRONIC SIGN
