4 Mbit, Low Voltage, Page-Erasable Serial Flash Memory With Byte-Alterability and a 33 MHz SPI Bus Interface

SUMMARY DESCRIPTION The M45PE40 is a 4Mbit (512K x 8 bit) Serial Paged Flash Memory accessed by a high speed SPI-compatible bus. The memory can be written or programmed 1 to 256 bytes at a time, using the Page Write or Page Program instruction. The Page Write instruction consists of an integrate

4 Mbit, low voltage, Page-Erasable Serial Flash memory with byte-alterability and a 50 MHz SPI bus interface

Description The M45PE40 is a 4 Mbit (512 K x 8 bit) Serial Paged Flash Memory accessed by a high speed SPI-compatible bus. The memory can be written or programmed 1 to 256 bytes at a time, using the Page Write or Page Program instruction. The Page Write instruction consists of an integrated Pag