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SI4463-C2A-GMR
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

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

SI4463-C2A-GMR

IC RF TXRX+MCU ISM<1GHZ 20VFQFN
Silicon Labs · RF Transceiver ICs · BOM Matching
Mfr. Part Number
SI4463-C2A-GMR
Manufacturer
Silicon Labs
Package / Case
20-VFQFN Exposed Pad
Datasheet
Datasheet
Description
IC RF TXRX+MCU ISM<1GHZ 20VFQFN
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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SI4463-C2A-GMR
Silicon Labs
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In Stock3,876
Unit
Price
$4.24
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Reference Price
QuantityPrice
1$ 4.2400
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
20-VFQFN Exposed Pad
Supplier Device Package
20-QFN (4x4)
Voltage - Supply
1.8V ~ 3.6V
Current - Receiving
10.9mA ~ 13.7mA
Current - Transmitting
44.5mA ~ 88mA
Frequency
142MHz ~ 1.05GHz
Operating Temperature
-40°C ~ 85°C
Serial Interfaces
SPI
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
4
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Type
TxRx Only
Current - Receiving
10.9mA ~ 13.7mA
Current - Transmitting
44.5mA ~ 88mA
Data Rate (Max)
1Mbps
Modulation
4GFSK, GFSK, GMSK, OOK
Power - Output
20dBm (Max)
Protocol
-
RF Family/Standard
General ISM < 1GHz
Serial Interfaces
SPI
Frequency
142MHz ~ 1.05GHz
Memory Size
-
Package / Case
20-VFQFN Exposed Pad
Sensitivity
-129dBm
Supplier Device Package
20-QFN (4x4)
Voltage - Supply
1.8V ~ 3.6V
IC RF TXRX+MCU ISM<1GHZ 20VFQFN
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 — SI4463-C2A-GMR

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

How do I buy SI4463-C2A-GMR from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes SI4463-C2A-GMR. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

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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