Silicon Labs EFR32MG21A010F512IM32-BR 蓝牙 5.1，Thread，Zigbee Mighty Gecko，QFN32，2.4G，10dB，网状多协议，512kB，64kB（RAM），20 GPIO

Core: ARM Cortex M4

Width: 4 mm

Length: 4 mm

Technology: Si

Output Power: 10 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

Operating Frequency: 2.4 GHz

Program Memory Size: 512 kB

Program Memory Type: Flash

Supply Voltage - Max: 3.8 V

Supply Voltage - Min: 1.8 V

Maximum Clock Frequency: 40 MHz

Maximum Operating Temperature: + 125 C

Minimum Operating Temperature: - 40 C