Silicon Labs ARM Cortex M33 System-On-Chip 32-Pin QFN

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Subtotal (1 tray of 75 units)*

Kr.2 962 05 

(exc. VAT)

Kr.3 702 60 

(inc. VAT)

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  • Plus 300 unit(s) shipping from 02. februar 2026
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Units
Per unit
Per Tray*
75 +Kr. 39,494Kr. 2 962,05

*price indicative

RS Stock No.:
196-3321
Mfr. Part No.:
EFR32BG21A020F1024IM32-B
Brand:
Silicon Labs
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Brand

Silicon Labs

Product Type

System-On-Chip

Processing Unit

Microcontroller

Technology

ARM Cortex M33

Mount Type

Surface

Package Type

QFN

Clock Frequency

38.3MHz

Pin Count

32

Program Memory Size

1024kB

Program Memory Type

FLASH

Minimum Supply Voltage

1.71V

Maximum Supply Voltage

3.8V

Number of I/Os

20

Data RAM Size

96kB

Minimum Operating Temperature

-40°C

Data RAM Type

RAM

Maximum Operating Temperature

125°C

Width

4.1 mm

Length

4.1mm

Height

0.85mm

Series

Blue Gecko

Standards/Approvals

No

Automotive Standard

No

EFR32BG21A020F1024IM32 EFR32BG21 Series 2 wireless SoCs include a 80 MHz ARM Cortex-M33 core, providing plenty of processing capability, while a dedicated security core provides fast encryption, secure boot loading and a debug access control. This device includes 1024 kB of flash, 96 kB of RAM and is available in a QFN32 package. With up to 20 dBm maximum power output and an excellent receive sensitivity of -97 (1 Mbit/s GFSK) dBm, the EFR32BG21A020F1024IM32 provides a robust RF link for reliable communications for Bluetooth 5.1 and Bluetooth mesh applications. EFR32BG21A020F1024IM32 devices use the same tools as EFR32BG Series 1, providing easy migration and fast time-to-market with development kits, SDKs, mobile apps and our patented network analyzer.

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