Features

• ARM® Cortex®-M0+ 48MHz with low power

• Up to 64KB Flash, up to 16KB SRAM, 16KB Boot ROM

• USB FS 2.0 device without requiring an external crystal

• Embedded ROM with boot loader for flexible program

upgrade

• FlexIO to support any standard and customized serial

peripheral emulation

• Down to 46 μA/MHz in very low power run mode and 1.68

μA in stop mode (RAM + RTC retained)

• - 40 °C to + 125 °C (Tj) temperature range