Silicon Labs EFR32MG21A020F768IM32-B Bluetooth 5.1, Thread, Zigbee Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 768kB, 64kB(RAM), 20 GPIO

Core: ARM Cortex M33

Width: 4 mm

Length: 4 mm

Technology: Si

Sensitivity: - 94.4 dBm

Output Power: 20 dBm

Data RAM Size: 64 kB

Data RAM Type: RAM

Data Bus Width: 32 bit

Interface Type: I2C, I2S, SPI, UART

Mounting Style: SMD/SMT

Number of I/Os: 20 I/O

Development Kit: SLWSTK6006A

Maximum Data Rate: 2 Mbps

Moisture Sensitive: Yes

Operating Frequency: 2.4 GHz

Program Memory Size: 768 kB

Program Memory Type: Flash

Supply Voltage - Max: 3.8 V

Supply Voltage - Min: 1.71 V

Maximum Clock Frequency: 40 MHz

Supply Current Receiving: 8.8 mA

Supply Current Transmitting: 33.8 mA

Maximum Operating Temperature: + 125 C

Minimum Operating Temperature: - 40 C