Technical Document
Specifications
Brand
Silicon LabsSupported Protocol
2.4 GHz Proprietary
Supported Security Standards
AES 128/256, ECC, SHA-1, SHA-2
Supported Bus Interfaces
I2S, IrDA, RS485, Serial, UART, USART
Supply Voltage
1.85 → 3.8V
Dimensions
5.1 x 5.1 x 0.85mm
Height
0.85mm
Length
5.1mm
Maximum Operating Temperature
+85 °C
Minimum Operating Temperature
-40 °C
Width
5.1mm
Country of Origin
Taiwan, Province Of China
Product details
EFR32FG Flex Gecko 2.4GHz Wireless SoC
The Silicon Labs Flex Gecko EFR32FGxxx32Fx SoCs feature a 32-bit ARM Cortex-M4 processor core with a highly integrated radio transceiver supporting proprietary 2.4GHz wireless protocols. Typical applications involve home and building automation and security, metering, electronic shelf labels, industrial automation, commercial and retail lighting and sensing. The devices are ideal for any battery operated application and other systems requiring high performance and low energy consumption.
40MHz 32-bit ARM Cortex-M4F core MCU with up to 1MB Flash memory, up to 256KB RAM
RF Frequency Range: 2.4GHz ISM band
RF Output Power: up to +19dBm
Low-Energy Sensor Interface
Multi-channel Capacitive Sense Interface
12-channel Peripheral Reflex System enabling autonomous interaction of MCU peripherals
Hardware Crypto Accelerator and True Random Number Generator
Protocol stack: Proprietary
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P.O.A.
Standard
2
P.O.A.
Standard
2
Technical Document
Specifications
Brand
Silicon LabsSupported Protocol
2.4 GHz Proprietary
Supported Security Standards
AES 128/256, ECC, SHA-1, SHA-2
Supported Bus Interfaces
I2S, IrDA, RS485, Serial, UART, USART
Supply Voltage
1.85 → 3.8V
Dimensions
5.1 x 5.1 x 0.85mm
Height
0.85mm
Length
5.1mm
Maximum Operating Temperature
+85 °C
Minimum Operating Temperature
-40 °C
Width
5.1mm
Country of Origin
Taiwan, Province Of China
Product details
EFR32FG Flex Gecko 2.4GHz Wireless SoC
The Silicon Labs Flex Gecko EFR32FGxxx32Fx SoCs feature a 32-bit ARM Cortex-M4 processor core with a highly integrated radio transceiver supporting proprietary 2.4GHz wireless protocols. Typical applications involve home and building automation and security, metering, electronic shelf labels, industrial automation, commercial and retail lighting and sensing. The devices are ideal for any battery operated application and other systems requiring high performance and low energy consumption.
40MHz 32-bit ARM Cortex-M4F core MCU with up to 1MB Flash memory, up to 256KB RAM
RF Frequency Range: 2.4GHz ISM band
RF Output Power: up to +19dBm
Low-Energy Sensor Interface
Multi-channel Capacitive Sense Interface
12-channel Peripheral Reflex System enabling autonomous interaction of MCU peripherals
Hardware Crypto Accelerator and True Random Number Generator
Protocol stack: Proprietary