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EFR32MG21A020F1024IM32-BR
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Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

EFR32MG21A020F1024IM32-BR

IC MCU 2.4G 20DB MULTIPROTOCOL
Silicon Labs · RF Transceiver ICs · BOM Matching
Mfr. Part Number
EFR32MG21A020F1024IM32-BR
Manufacturer
Silicon Labs
Package / Case
32-VFQFN Exposed Pad
Datasheet
Datasheet
Description
IC MCU 2.4G 20DB MULTIPROTOCOL
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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EFR32MG21A020F1024IM32-BR
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In Stock1,329
Unit
Price
$8.42
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Reference Price
QuantityPrice
1$ 8.4200
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
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Specification Summary

Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-QFN (4x4)
Voltage - Supply
1.71V ~ 3.8V
Current - Receiving
8.8mA
Current - Transmitting
33.8mA
Frequency
2.4GHz
Memory Size
1024kB Flash, 96kB RAM
Operating Temperature
-40°C ~ 125°C
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
GPIO
20
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Type
TxRx + MCU
Current - Receiving
8.8mA
Current - Transmitting
33.8mA
Data Rate (Max)
2Mbps
Modulation
GFSK, O-QPSK
Power - Output
20dBm
Protocol
Bluetooth v5.1, Thread, Zigbee®
RF Family/Standard
Bluetooth
Serial Interfaces
ADC, GPIO, I²C, I²S, SPI, UART
Frequency
2.4GHz
Memory Size
1024kB Flash, 96kB RAM
Package / Case
32-VFQFN Exposed Pad
Sensitivity
-104.9dBm
Supplier Device Package
32-QFN (4x4)
Voltage - Supply
1.71V ~ 3.8V
IC MCU 2.4G 20DB MULTIPROTOCOL
Brand Introduction

Silicon Labs (NASDAQ: SLAB) is a leader in secure, intelligent wireless technology for a more connected world. Their integrated hardware and software platform, intuitive development tools, unmatched ecosystem and robust support make us the ideal long-term partner in building advanced industrial, commercial, home and life applications. Silicon Labs make it easy for developers to solve complex wireless challenges throughout the product lifecycle and get to market quickly with innovative solutions that transform industries, grow economies and improve lives.

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Buying FAQ — EFR32MG21A020F1024IM32-BR

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy EFR32MG21A020F1024IM32-BR from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes EFR32MG21A020F1024IM32-BR. We reply with stock, channel note, reference price and ETA.

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How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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