ITEM NAME:W25Q64 64Mbit 8MByte flash storage module SPI interface BV SP 100% brand new and high quality Product Features: Using serial nor flash external expansion memory chip w25q64 Support SPI Interface Provide STM32 test code Main parameters: Capacity: 64m-bit/8m-byte Clock frequency: ≠¤104mhz Operating voltage: 2.7~3.6V Size: 14mmx15mm Package Included: 1 x  W25Q64 64Mbit 8MByte flash storage module SPI interface BV FV.Support SPI Interface. Capacity: 64m-bit/8m-byte. Size: 14mmx15mm. Clock frequency: ≠¤104mhz.