SI4461-C2A-GMR

Name: SI4461-C2A-GMR
Brand: Silicon Labs
Rating: 4.5 (10 reviews)
Author: Lisleapex

This SPI-controlled RF transceiver IC is housed in a compact QFN-20 package measuring 4x4mm

8,668 Effective Inventory

SI4461-C2A-GMR

Effective Inventory8,668

This SPI-controlled RF transceiver IC is housed in a compact QFN-20 package measuring 4x4mm

Manufacturer Part # : SI4461-C2A-GMR
Package/Case: QFN-20
Part Status : ACTIVE
Brand: Silicon Labs
Series : SI4461
RoHS:

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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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SI4461-C2A-GMR DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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SI4461-C2A-GMR Details

The SI4461-C2A-GMR is a high-performance, low power RF transceiver from Silicon Labs. It is designed for robust and reliable wireless communication in various applications, offering excellent sensitivity and range. This transceiver operates in the 433/868/915MHz frequency bands and is suitable for battery-powered devices, industrial automation, remote control systems, and other wireless communication needs.

Pinout

1 (GND): Ground
2 (SDN): Shutdown Pin
3 (SCK): Serial Clock
4 (SDI): Serial Data Input
5 (SDO): Serial Data Output
6 (nIRQ): Interrupt Request Output
7 (GEN_CLK): General-Purpose Clock Output
8 (VDD): Positive Power Supply

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

High Sensitivity: Offers high sensitivity for reliable wireless communication.
Wide Frequency Range: Operates in the 433/868/915MHz frequency bands.
Low Power Consumption: Designed for low power operation, suitable for battery-powered devices.
Robust Performance: Provides robust and reliable communication in various environments.
Flexible Configuration: Offers a wide range of configurable options for different applications.

Application

Wireless Sensor Networks: Ideal for wireless sensor networks requiring long-range and low power communication.
Industrial Automation: Used in industrial automation systems for reliable wireless control and monitoring.
Remote Control Systems: Suitable for remote control applications, such as remote keyless entry systems.

Where to Use

The SI4461-C2A-GMR is suitable for applications that require reliable and long-range wireless communication in the 433/868/915MHz frequency bands. It is commonly used in wireless sensor networks, industrial automation systems, and remote control applications where low power consumption and robust performance are important.

How to Use

Connect the SI4461-C2A-GMR to your system by wiring the necessary pins according to your application's requirements. Ensure proper power supply connections to VDD and GND. Use the provided SPI interface for configuration and data communication. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the SI4461-C2A-GMR illustrates how to connect the RF transceiver to your system. It includes connections for power supply, ground, and the necessary communication interfaces, ensuring proper operation and optimal performance.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

RFM69HCW: A similar RF transceiver offering comparable features and performance.
CC1101: An alternative RF transceiver from Texas Instruments with equivalent functionality.

Complementary

The SI4461-C2A-GMR can be complemented by the SI4460-C2A-GM, which offers similar features and compatibility. These transceivers can be used together in multi-node wireless communication systems for extended range and improved performance.

When selecting complementary transceivers, ensure their features and specifications align with your specific application requirements.

Frequently Asked Questions

Q: What frequency bands does the SI4461-C2A-GMR operate in?

A: The SI4461-C2A-GMR operates in the 433/868/915MHz frequency bands. Refer to the datasheet for specific frequency specifications and limitations.

Q: Can the SI4461-C2A-GMR be used in battery-powered devices?

A: Yes, the SI4461-C2A-GMR is designed for low power consumption, making it suitable for battery-powered applications where long battery life is important.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !	RF Transceiver	RoHS	Details
Type	ISM	Frequency Range !	142 MHz to 1.05 GHz
Maximum Data Rate	1 Mbps	Modulation Format	FSK, GFSK, GMSK, MSK, OOK
Supply Voltage - Min	1.8 V	Supply Voltage - Max	3.8 V
Supply Current Receiving	13.7 mA	Supply Current Transmitting	43 mA
Output Power !	16 dBm	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature !	+ 85 C	Interface Type	SPI
Package / Case	QFN-20	Brand	Silicon Labs
Mounting Style	SMD/SMT	Number of Receivers	1 Receiver
Number of Transmitters	1 Transmitter	Operating Supply Voltage !	3.3 V
Product Type !	RF Transceiver	Sensitivity	- 127 dBm, - 129 dBm
Series	SI4461	Factory Pack Quantity	2500
Subcategory	Wireless & RF Integrated Circuits	Unit Weight	0.013659 oz

FAQs

What is SI4461-C2A-GMR?

The SI4461-C2A-GMR is a high-performance, low-current sub-GHz RF transceiver designed by Silicon Labs. It is ideal for applications requiring long-range communication, such as remote sensing, home automation, and industrial monitoring.

How Does SI4461-C2A-GMR Work?

The SI4461-C2A-GMR operates as a highly integrated RF transceiver capable of operating in the sub-GHz frequency bands. It utilizes advanced modulation and filtering techniques to achieve reliable long-range communication. The transceiver also features a flexible digital interface for seamless integration into various microcontroller-based systems.

How Many Pins does SI4461-C2A-GMR have and What are the Functions of the Pinout Configuration?

The SI4461-C2A-GMR is housed in a 20-pin QFN (Quad Flat No-leads) package. The pinout configuration includes:

VDD, VSS: Power supply and ground pins, respectively.
SDN: Shutdown pin for power management.
GPIO0-GPIO3: General-purpose input/output pins for control and configuration.
RXTX, TXRX, nSEL, SDO: Interface pins for communication with microcontrollers.
ANT: Antenna connection pin for RF signals.

What are the Pros and Cons of SI4461-C2A-GMR?

Pros:

Long Range: Capable of long-range communication, suitable for outdoor and industrial applications.
Low Power Consumption: Operates with low current consumption, ideal for battery-powered devices.
Flexible Interface: Supports a digital interface for easy integration with microcontrollers.
Advanced Features: Offers advanced modulation and filtering techniques for reliable communication.
Compact Package: Housed in a small QFN package for space-efficient designs.

Cons:

Complexity: RF design and matching may be required for optimal performance in specific applications.
Regulatory Compliance: Compliance with local RF regulations may be necessary for deployment in certain regions.

Are There Any Equivalents/Alternatives to SI4461-C2A-GMR for Recommendation?

The SI4463 from Silicon Labs is a similar sub-GHz RF transceiver with enhanced features.
Alternatives to the SI4461-C2A-GMR include the CC1120 from Texas Instruments and the RFM69HCW from HopeRF.