Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 512 Kbyte of Flash memory, BLE 5.0, 802.15.4, USB, LCD, AES-256
Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.0, 802.15.4, Zigbee, Thread, USB, LCD, AES-256

Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.0, 802.15.4, Zigbee, Thread, USB, LCD, AES-256
Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.0, 802.15.4, Zigbee, Thread, USB, LCD, AES-256

Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 1 Mbyte of Flash memory, Bluetooth LE 5.0, 802.15.4, Zigbee, Thread, USB, LCD, AES-256
Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32MHz with 256 Kbyte of Flash memory, Bluetooth LE 5.0, 802.15.4, Zigbee, Thread, USB, LCD, AES-256
High-performance, IEEE 802.15.4 wireless system-on-chip with 128-Kbyte Flash, QFN48

RF Microcontrollers - MCU High Perf ARM 32Bit 256kB Flash FQFPN-48

RF Microcontrollers - MCU High Perf ARM 32Bit 256kB Flash FQFPN-48