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HomeProductsRF/IF and RFIDRF Transceiver ICsSI4461-C2A-GMR
Silicon Labs
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SI4461-C2A-GMR - Silicon Labs

Manufacturer Part Number
SI4461-C2A-GMR
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-SI4461-C2A-GMR
ECAD Model
Parts Description
IC RF TXRX ISM<1GHZ 20VFQFN
Detailed Description
Package
20-VFQFN Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
Si4463,61,60-C.pdf
RoHs Status
RoHS Compliant
Compare
Our certification
In stock: 6370
  • Unit Price: $7.08
  • Subtotal: $0.00

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Please Add to Cart, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $7.08 $7.08
10+ $6.49 $64.90
25+ $5.90 $147.50
100+ $5.31 $531.00
250+ $4.868 $1,217.00
500+ $4.425 $2,212.50
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

SI4461-C2A-GMR Tech Specifications
Silicon Labs - SI4461-C2A-GMR technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - SI4461-C2A-GMR

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply 1.8V ~ 3.6V  
Type TxRx Only  
Supplier Device Package 20-QFN (4x4)  
Series -  
Serial Interfaces SPI  
Sensitivity -129dBm  
RF Family/Standard General ISM < 1GHz  
Protocol -  
Power - Output 16dBm  
Package / Case 20-VFQFN Exposed Pad  
Product Attribute Attribute Value  
Package Tape & Reel (TR)  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Modulation 4GFSK, GFSK, GMSK, OOK  
Memory Size -  
GPIO 4  
Frequency 142MHz ~ 1.05GHz  
Data Rate (Max) 1Mbps  
Current - Transmitting 33.5mA ~ 43mA  
Current - Receiving 10.9mA ~ 13.7mA  
Base Product Number SI4461  

Parts Introduction

Manufacturer Part Number

SI4461-C2A-GMR

Manufacturer

Energy Micro (Silicon Labs)

Introduction

The SI4461 is a highly integrated, low-power, high-performance sub-GHz transceiver IC for the ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) frequency bands.

Product Features and Performance

Operates in the 142MHz to 1.05GHz frequency range

Supports various modulation schemes including 4GFSK, GFSK, GMSK, and OOK

Delivers up to 16dBm output power

Achieves a sensitivity of -129dBm

Supports data rates up to 1Mbps

Consumes 10.9mA to 13.7mA in Receive mode and 33.5mA to 43mA in Transmit mode

Operates from a 1.8V to 3.6V supply voltage

Integrated 4 GPIOs for flexible control and monitoring

Product Advantages

Highly integrated sub-GHz transceiver with excellent RF performance

Low power consumption for extended battery life in IoT and wireless sensor applications

Configurable parameters for optimizing power, range, and data rate

Flexible modulation schemes for compatibility with various protocols

Small 20-VFQFN package for compact designs

Key Technical Parameters

Frequency Range: 142MHz to 1.05GHz

Supply Voltage: 1.8V to 3.6V

Output Power: 16dBm

Sensitivity: -129dBm

Data Rate: Up to 1Mbps

Modulation Schemes: 4GFSK, GFSK, GMSK, OOK

GPIO: 4

Quality and Safety Features

RoHS compliant

20-VFQFN package

Compatibility

Suitable for a wide range of IoT and wireless sensor applications in the sub-GHz ISM and SRD frequency bands

Application Areas

Industrial automation

Building automation

Security systems

Smart metering

Wireless sensor networks

Remote control applications

Product Lifecycle

Currently available and in production

No information on discontinuation or replacements available

Key Reasons to Choose This Product

Excellent RF performance with high output power and sensitivity

Low power consumption for extended battery life

Flexible modulation schemes for compatibility with various protocols

Small package size for compact design integration

RoHS compliance for environmentally-friendly applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs SI4461-C2A-GMR

Product Attribute SI4461-C2A-GMR SI4461-B1B-FMR SI4461-B1B-FM SI4460-B1B-FMR
Part Number SI4461-C2A-GMR SI4461-B1B-FMR SI4461-B1B-FM SI4460-B1B-FMR
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Package Tape & Reel (TR) Tape & Reel (TR) Tray Tape & Reel (TR)
Current - Transmitting 33.5mA ~ 43mA 29mA ~ 43mA 29mA ~ 43mA 18mA
Voltage - Supply 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V 1.8V ~ 3.6V
Protocol - - - -
Frequency 142MHz ~ 1.05GHz 119MHz ~ 1.05GHz 119MHz ~ 1.05GHz 119MHz ~ 1.05GHz
Series - - - -
Modulation 4GFSK, GFSK, GMSK, OOK 4GFSK, GFSK, GMSK, OOK 4GFSK, GFSK, GMSK, OOK 4GFSK, GFSK, GMSK, OOK
RF Family/Standard General ISM < 1GHz General ISM < 1GHz General ISM < 1GHz General ISM < 1GHz
Memory Size - - - -
Power - Output 16dBm 16dBm (Max) 16dBm (Max) 13dBm
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Current - Receiving 10.9mA ~ 13.7mA 10.7mA ~ 13.7mA 10.7mA ~ 13.7mA 10.7mA ~ 13.7mA
GPIO 4 4 4 4
Data Rate (Max) 1Mbps 1Mbps 1Mbps 1Mbps
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Type TxRx Only TxRx Only TxRx Only TxRx Only
Serial Interfaces SPI SPI SPI SPI
Package / Case 20-VFQFN Exposed Pad 20-VFQFN Exposed Pad 20-VFQFN Exposed Pad 20-VFQFN Exposed Pad
Supplier Device Package 20-QFN (4x4) 20-QFN (4x4) 20-QFN (4x4) 20-QFN (4x4)
Base Product Number SI4461 SI4461 SI4461 SI4460
Sensitivity -129dBm -126dBm -126dBm -126dBm

SI4461-C2A-GMR Datasheet PDF

Download SI4461-C2A-GMR pdf datasheets and Silicon Labs documentation for SI4461-C2A-GMR - Silicon Labs.

Datasheets
Cylindrical Battery Holders.pdf
PCN Packaging
Labeling Change 14/Dec/2021.pdf Mult Dev Label Chgs 20/Oct/2021.pdf
PCN Assembly/Origin
Si4x5x/Si4x6x 08/Mar/2023.pdf
HTML Datasheet
Si4463,61,60-C.pdf
PCN Design/Specification
Si446y DS Rev 18/Aug/2020.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Silicon Labs

SI4461-C2A-GMR

Silicon Labs
32D-SI4461-C2A-GMR

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