EFR32FG1V131F32GM48 Flex Gecko Proprietary Sub-GHz Wireless Protocol SoC

Flash (kB)

RAM (kB)

The EFR32FG1V131F32GM48 EFR32 Flex Gecko is a Wireless SoC targeted at proprietary wireless applications for secure, connected, wireless devices. The device includes a ARM Cortex-M4 based microcontroller (MCU) and provides a maximum output power of 16.5 dBm. With a receive sensitivity of -126.4 (600 bps, GFSK, 915 MHz) dBm (2.4 kbps, 2 GFSK 0.1% BER) the EFR32FG1V131F32GM48 supports a full DSP instruction set and floating point unit to speed computation. Built with low-power Gecko Technology which includes innovative low energy techniques, fast wake-up times and energy saving modes the EFR32FG1V131F32GM48 is ideal for energy sensitive applications. In addition, this device includes 32 kB Flash, 8 kB RAM, 32 GPIO Pins, 7 x 16-bit Timers and multiple communication interfaces.

Similar Devices: EFR32FG1V131F128GM48 EFR32FG1V131F256GM48 EFR32FG1V131F32GM48 EFR32FG1V131F64GM48

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Specifications Summary

MCU Core: ARM Cortex-M4

Flash (kB): 32

RAM (kB): 8

2.4-GHz Capable: No

Sub-GHz Capable: Yes

Output Power Max. (dBm): 16.5

Output Power Min. (dBm): -30

Receive Sensitivity (dBm): -126.4 (600 bps, GFSK, 915 MHz)

RX Current: 8.1

I²S: 1

SPI: 2

I²C: 1

UART: 3

USART: 2

GPIO Pins: 32

AES-128: Yes

AES-256: Yes

ECC: Yes

SHA-1: Yes

SHA-2: Yes

RSA-2048: No

Package Type: QFN48

Package Size (mm): 7x7

Title Version Resource Type
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EFR32FG1 BRD4251A 2400/490 MHz 19.5 dBm Radio Board Bill of Materials B00 Schematic and Layout Files
EFR32FG1 BRD4250B 2400/868 MHz 13 dBm Radio Board Bill of Materials B00 Schematic and Layout Files
EFR32FG1 BRD4250A 2400/915 MHz 19.5 dBm Radio Board Bill of Materials B00 Schematic and Layout Files
EFR32FG1 BRD4251A 2400/490 MHz 19.5 dBm Radio Board Schematic B00 Schematic and Layout Files
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