Silicon Labs EFR32FG22C121F512GM32-C, 32 bit ARM Cortex M33, EFR32FG22 Wireless Microcontroller, 38.4 MHz, 512kB FLASH,

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Bulk discount available

Subtotal (1 tray of 490 units)*

TWD27,320.00

(exc. GST)

TWD28,686.00

(inc. GST)

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  • Shipping from October 19, 2026
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Tray(s)
Per Tray
Per unit*
1 - 1TWD27,320.00TWD55.755
2 - 3TWD26,719.00TWD54.529
4 +TWD26,146.00TWD53.359

*price indicative

RS Stock No.:
200-9653
Mfr. Part No.:
EFR32FG22C121F512GM32-C
Manufacturer:
Silicon Labs
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Brand

Silicon Labs

Product Type

Wireless Microcontroller

Series

EFR32FG22

Package Type

QFN

Mount Type

Surface

Pin Count

32

Device Core

ARM Cortex M33

Data Bus Width

32bit

Program Memory Size

512kB

Maximum Clock Frequency

38.4MHz

RAM Size

32kB

Maximum Supply Voltage

3.8V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Standards/Approvals

No

Height

0.9mm

Length

4.1mm

Width

4.1 mm

Minimum Supply Voltage

1.71V

Instruction Set Architecture

RISC

Automotive Standard

No

ADCs

1 x 2 Bit

Program Memory Type

FLASH

Number of Timers

4

The Silicon Labs EFR32FG22 series wireless Gecko SoC Family is ideal for enabling energy-friendly proprietary protocol networking for IoT devices. The single-die solution combines a 38.4MHz Cortex-M33, with a high performance 2.4GHz radio to provide an industry-leading wireless SoC for IoT connected applications.

Energy-efficient radio core with low active and sleep currents

38.4MHz Arm® Cortex®-M33 core with TrustZone and a high-performance radio with a receive sensitivity of -106.4 dBm

Secure boot with root of trust and secure loader (RTSL)

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