The W25Q20EWUXIE TR is a 2Mb FLASH (256K x 8) SPI USON-8 RoHS manufactured by Winbond. It is a non-volatile, serial, flash memory device that is used for code storage and data storage. It has an operating voltage range of 1.65V to 1.95V and an operating temperature range of -40°C to +85°C. It has an interface of SPI, single-lane, dual-lane and Quad-lane and comes with an enhanced user security code offering up to 16 characters for security. The W25Q20EWUXIE TR promises fast program/erase times with sequenced and data-collision-less operation, and energy-saving devices, making it suitable for a range of applications including consumer electronics, automotive, medical, industrial and more.