MICRF103BM RF Receiver IC, Low Power Wireless Data, SOT-23 Package

MICRF103BM Overview

The MICRF103BM is a highly integrated, low-power superheterodyne receiver designed for wireless data communication applications. It operates within the 300 MHz to 450 MHz frequency range, making it suitable for a variety of short-range RF systems. This device combines high sensitivity with a low noise figure and minimal external component requirements, enabling compact and cost-effective designs. Its internal voltage regulator and demodulator functions simplify system architecture while providing stable and reliable performance. Engineers and sourcing specialists will find the MICRF103BM an efficient solution for robust RF signal reception in industrial and consumer wireless devices. For more detailed information, visit IC Manufacturer.

MICRF103BM Technical Specifications

MICRF103BM Key Features

• Wide Frequency Range: Supports 300 MHz to 450 MHz operation, allowing versatile integration in multiple RF bands for industrial and consumer wireless systems.
• High Sensitivity: Achieves -114 dBm sensitivity at 1.2 kBaud data rate with 2FSK modulation, ensuring reliable signal reception in challenging environments.
• Low Power Consumption: Typical current draw of 2.8 mA supports battery-operated applications, enhancing device longevity and reducing thermal management demands.
• Integrated Voltage Regulator: On-chip regulator provides stable 2.4 V output, simplifying power supply design and improving overall system reliability.
• Built-in FM/FSK Demodulator: Eliminates the need for external demodulation circuits, reducing board space and lowering component count.
• Compact SOIC-8 Package: Enables dense PCB layouts for space-constrained designs without sacrificing performance.

MICRF103BM Advantages vs Typical Alternatives

This receiver module offers a combination of low noise figure and high sensitivity, outperforming many standard discrete RF front-end solutions. Its integrated voltage regulator and demodulator reduce external component requirements, enhancing system reliability and simplifying design. The device??s low current consumption benefits battery-powered applications, while its compact package suits modern industrial and consumer wireless devices. These advantages make it a preferred choice over typical alternatives that often require additional circuitry and higher power budgets.

Typical Applications

• Wireless data communication systems operating in the 300?C450 MHz band, such as remote controls, garage door openers, and security systems, where stable and sensitive reception is critical for reliable performance.
• Industrial telemetry and sensor networks requiring low power consumption and compact receiver designs to maximize battery life and minimize system size.
• Short-range RF modules in automation and monitoring equipment, benefiting from integrated demodulation and voltage regulation to streamline system integration.
• Consumer devices utilizing frequency shift keying (FSK) modulation for data transmission, leveraging the device??s built-in demodulator to reduce design complexity.

MICRF103BM Brand Info

The MICRF103BM is developed by a leading provider in RF semiconductor solutions, recognized for precision and innovation in wireless communication components. This product exemplifies the brand??s commitment to delivering high-performance, low-power RF receivers designed to meet the stringent demands of industrial and consumer markets. The combination of integrated features and robust electrical characteristics reflects the manufacturer’s expertise in providing reliable, easy-to-implement RF front-end devices that accelerate product development cycles and improve overall system efficiency.

FAQ

What frequency bands does this RF receiver support?

The device operates within the 300 MHz to 450 MHz range, making it suitable for a variety of wireless applications that require operation in the lower UHF spectrum. This range covers many industrial, scientific, and short-range communication bands.

How does the integrated voltage regulator benefit system design?

The internal voltage regulator provides a stable 2.4 V output, which eliminates the need for an external regulator circuit. This reduces the number of components on the PCB and enhances system reliability by maintaining consistent operating voltage under varying supply conditions.

What modulation types can the receiver demodulate?

The device features built-in demodulation for frequency modulation (FM) and frequency shift keying (FSK), supporting common digital data transmission schemes. This integration simplifies the receiver design by removing the need for separate demodulation components.

What are the power consumption characteristics of this receiver?

Typical current consumption is approximately 2.8 mA during operation, which is low compared to many competing solutions. This makes the device well-suited for battery-powered applications where energy efficiency is critical.

What packaging options are available for this receiver?

The receiver is offered in an SOIC-8 package, which supports compact PCB layouts and standard surface-mount assembly processes. This package type balances thermal performance and space efficiency for a wide range of industrial and consumer applications.