MICRF005BM Overview
The MICRF005BM is a highly integrated, low-power superheterodyne receiver IC designed for wireless remote control and data communication applications. It operates in the 300 MHz to 450 MHz frequency range, providing robust sensitivity and selectivity for reliable signal reception. Featuring a low current consumption of approximately 2.2 mA in receive mode, this device suits battery-powered systems where efficiency is critical. Its compact design and minimal external components simplify circuit implementation, reducing overall system cost and size. Ideal for industrial and consumer applications, the MICRF005BM ensures consistent performance in noisy environments. For more detailed information, visit IC Manufacturer.
MICRF005BM Technical Specifications
| Parameter | Specification |
|---|---|
| Operating Frequency Range | 300 MHz to 450 MHz |
| Supply Voltage | 2.4 V to 5.5 V |
| Receive Current | 2.2 mA (typical) |
| Output Type | Digital data output (OOK demodulated) |
| Modulation Supported | ASK/OOK |
| Input Sensitivity | -114 dBm (typical at 433 MHz) |
| Intermediate Frequency (IF) | 1.2 MHz |
| Package Type | 8-pin SOIC |
| Operating Temperature | -40??C to +85??C |
MICRF005BM Key Features
- Wide Frequency Range: Covers 300 MHz to 450 MHz, allowing flexibility across various ISM band applications and regional requirements.
- Low Power Consumption: Operates at just 2.2 mA in receive mode, extending battery life in portable wireless devices.
- High Sensitivity: Achieves -114 dBm typical sensitivity, enabling reliable reception of weak signals in noisy environments.
- Superheterodyne Architecture: Provides superior selectivity and interference rejection compared to simple direct conversion receivers.
- Demodulated Output: Delivers clean digital OOK/ASK data output for easy interface with microcontrollers and digital logic.
- Minimal External Components: Reduces overall system complexity and PCB footprint, facilitating compact device designs.
- Wide Supply Voltage Range: Supports 2.4 V to 5.5 V operation, compatible with standard battery chemistries and regulated supplies.
MICRF005BM Advantages vs Typical Alternatives
This receiver IC offers clear advantages over typical alternatives through its enhanced sensitivity and low power consumption, which are critical in battery-operated wireless systems. Its superheterodyne design delivers improved selectivity and interference rejection, ensuring accurate data reception even in RF-dense environments. Additionally, the integrated demodulator reduces the need for external decoding circuitry, simplifying system design and improving reliability.
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Typical Applications
- Wireless remote controls for industrial and consumer electronics, where reliable data reception and low power use are essential for long battery life and responsive operation.
- Short-range data communication links, including remote keyless entry systems requiring compact, low-cost RF receivers.
- Home automation devices, such as wireless sensors and actuators, benefiting from robust signal reception and easy MCU interfacing.
- Security systems, including wireless alarm sensors and transmitters, that depend on consistent RF performance and energy efficiency.
MICRF005BM Brand Info
The MICRF005BM is a product developed by a leading semiconductor manufacturer specializing in RF integrated circuits. This device reflects the brand??s commitment to delivering high-performance, energy-efficient wireless solutions tailored for industrial and consumer markets. The MICRF005BM??s proven design and broad frequency coverage make it a preferred choice among engineers for reliable RF reception in demanding applications.
FAQ
What frequency bands does this receiver support?
The device operates within the 300 MHz to 450 MHz frequency range, making it suitable for common ISM bands such as 315 MHz and 433 MHz. This range allows flexibility for various wireless communication standards and regional regulations.
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How does the MICRF005BM handle power consumption?
It features a low current consumption of approximately 2.2 mA during reception, which is advantageous for battery-powered applications. This efficiency helps extend the operational life of wireless devices without compromising performance.
What type of modulation can this receiver demodulate?
The integrated demodulator supports amplitude shift keying (ASK) and on-off keying (OOK) modulation schemes. This functionality enables direct digital data output compatible with standard microcontrollers and digital processing units.
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What package is this device available in?
The product comes in an 8-pin small outline integrated circuit (SOIC) package. This compact form factor facilitates easy integration into space-constrained designs and simplifies PCB layout.
Can the device operate at different supply voltages?
Yes, it supports a wide supply voltage range from 2.4 V up to 5.5 V. This flexibility allows compatibility with various power sources, including standard batteries and regulated power supplies commonly used in industrial and consumer electronics.
