| Type RF Family/Standard Protocol Modulation Frequency Data Rate (Max) Power - Output Sensitivity Memory Size Serial Interfaces GPIO Voltage - Supply Current - Receiving | TxRx + MCU 802.15.4 Zigbee® - 2.4GHz 1Mbps 2.5dBm -95dBm 64kB Flash, 4kB EEPROM, 8kB RAM I²C, SPI, UART 20 2 V ~ 3.6 V 17mA 15mA |