MICRF102BM-TR Overview
The MICRF102BM-TR is a high-performance, single-chip superheterodyne receiver designed for low-power, low-voltage applications. Optimized for use in industrial remote controls, security systems, and wireless sensor networks, it delivers excellent sensitivity and selectivity within the 300 MHz to 450 MHz frequency range. This device integrates essential radio frequency (RF) components such as a low-noise amplifier, mixer, oscillator, and IF amplifier, reducing external component count and simplifying system design. Its compact SOIC-8 package and low current consumption make it ideal for battery-powered and space-constrained industrial electronics. For sourcing or detailed technical documents, visit IC Manufacturer.
MICRF102BM-TR Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Frequency Range | 300 to 450 | MHz |
| Supply Voltage | 2.4 to 5.5 | V |
| Current Consumption (typical) | 1.8 | mA |
| Intermediate Frequency (IF) | 10.7 | MHz |
| Input Sensitivity | -110 | dBm |
| Image Rejection | >60 | dB |
| Package Type | SOIC-8 | ?? |
| Operating Temperature Range | -40 to +85 | ??C |
| Voltage at IF Output | 0.5 | V rms (typical) |
MICRF102BM-TR Key Features
- Wide Frequency Range: Supports 300 MHz to 450 MHz, enabling flexibility across multiple industrial RF bands.
- Low Power Consumption: Typical current draw of 1.8 mA reduces battery drain in portable or remote wireless devices.
- Integrated Superheterodyne Architecture: Combines LNA, mixer, and IF amplifier on a single chip, minimizing external components and simplifying PCB layout.
- High Sensitivity and Selectivity: Achieves input sensitivity down to -110 dBm and image rejection above 60 dB, ensuring reliable signal reception in noisy environments.
- Compact SOIC-8 Package: Facilitates easy integration into space-constrained industrial designs without sacrificing performance.
- Wide Operating Temperature Range: Functional from -40??C to +85??C, suitable for demanding industrial and outdoor applications.
- Stable IF Output Voltage: Provides a consistent 0.5 V rms output, ideal for further signal processing stages.
MICRF102BM-TR Advantages vs Typical Alternatives
This receiver stands out by combining low power consumption with high sensitivity and selectivity, unlike many traditional superheterodyne devices that demand higher current. The integrated architecture reduces the need for external filters and amplifiers, enhancing reliability and simplifying design. Its wide frequency range and robust temperature tolerance make it superior for industrial wireless applications requiring consistent performance under varying environmental conditions.
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Typical Applications
- Industrial remote control systems requiring reliable wireless signal reception with minimal power usage and compact hardware footprint.
- Security alarm systems where high sensitivity and interference rejection ensure accurate detection of transmitted signals.
- Wireless sensor networks that benefit from low voltage operation and integrated RF front-end components for efficient communication.
- Garage door openers and keyless entry systems demanding robust signal processing within the 300?C450 MHz band.
MICRF102BM-TR Brand Info
Produced by a leading semiconductor supplier, this device is part of a portfolio focused on efficient, integrated RF solutions for industrial and consumer applications. The model??s design reflects the brand??s commitment to innovation in low-power, high-reliability ICs, tailored for wireless communication systems. Its proven architecture supports rapid development cycles and cost-effective manufacturing, making it a preferred choice among design engineers and sourcing specialists worldwide.
FAQ
What is the typical operating voltage range for this RF receiver?
The device operates within a supply voltage range of 2.4 V to 5.5 V, allowing flexibility for use in both battery-powered and line-powered systems while maintaining optimal performance.
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How does the integrated superheterodyne receiver architecture benefit system design?
By integrating components such as the low-noise amplifier, mixer, and intermediate frequency amplifier into a single chip, the design reduces external components, lowers PCB complexity, and improves overall system reliability.
What frequency bands does this receiver support?
This receiver is optimized for operation between 300 MHz and 450 MHz, covering commonly used industrial and commercial RF bands for wireless remote controls and sensor networks.
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Can this device operate in harsh environments?
Yes, with an operating temperature range from -40??C to +85??C, it is well suited for industrial environments and outdoor applications where temperature extremes are common.
What kind of sensitivity and selectivity performance can be expected?
The receiver achieves an input sensitivity of approximately -110 dBm and image rejection of greater than 60 dB, enabling reliable detection of weak signals and effective suppression of interference.
