BUY SST25LF040A-33-4C-S2AE https://www.utsource.net/itm/p/1247008.html
2 Mbit / 4 Mbit SPI Serial Flash
Description: SST25LF040A-33-4C-S2AE is a 4 Mbit (512K x 8) Serial Flash Memory with advanced write protection mechanisms. It is organized as 512K x 8 bits and is offered in an 8-pin SOIC package. Features: * Low voltage operation: 2.7V to 3.6V * Fast read access time: 33MHz * Low power consumption: Active current: 20mA (typical) * Advanced write protection mechanisms * 4Kbyte uniform sector architecture * Hardware write protection * Software write protection * Block locking * Erase suspend/resume * Hardware reset pin * JEDEC standard pinout Applications: * Automotive * Industrial * Consumer * Medical * Networking and communications (For reference only)