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STM32WL55CCU6TR
STMicroelectronics
32-bit Microcontrollers - MCU Sub-GHz Wireless Microcontrollers. Dual-core Arm Cortex-M4/M0+ at 48 MHz with 256 Kbytes of Flash memory, 64 Kbytes of SRAM. LoRa, (G)FSK, (G)MSK, BPSK modulations. AES 256-bit. Multiprotocol System-on-Chip.