4兆位，低电压，串行闪存的40MHz SPI总线接口 4 Mbit, Low Voltage, Serial Flash Memory With 40MHz SPI Bus Interface
SUMMARY DESCRIPTION
The M25Pxx is a 512Kbit to 32Mbit 2M x 8 Serial Flash Memory, with advanced write protection mechanisms, accessed by a high speed SPI-compatible bus.
FEATURES SUMMARY
■ 512Kbit to 32Mbit of Flash Memory
■ Page Program up to 256 Bytes in 1.4mstypical
■ Sector Erase 256 Kbit or 512Kbit
■ Bulk Erase 512Kbit to 32Mbit
■ 2.7 to 3.6V Single Supply Voltage
■ SPI Bus Compatible Serial Interface
■ 40MHz to 50MHz Clock Rate maximum
■ Deep Power-down Mode 1µA typical
■ Electronic Signatures
– JEDEC Standard Two-Byte Signature20xxh
– RES Instruction, One-Byte, Signature, for backward compatibility
■ More than 100000 Erase/Program Cycles per Sector
■ More than 20 Year Data Retention