ARM® Cortex®-M0+ - Microcontroller IC 32-Bit Single-Core 21MHz 512KB (512K x 8) FLASH 181-VFBGA (8x8..
ARM® Cortex®-M0+ - Microcontroller IC 32-Bit 21MHz 256KB (256K x 8) FLASH 96-WLCSP (4.45x4.45)..
ARM® Cortex®-M0+ - Microcontroller IC 32-Bit 21MHz 256KB (256K x 8) FLASH 81-VFBGA5H..
PMIC - Voltage Regulators - Linear Switching 6 Output Step-Down (Buck) (5), Linear (LDO) (1) 48-QFP ..