MICRF114T-I/OT Overview
The MICRF114T-I/OT is a compact, integrated superheterodyne receiver designed for low-power wireless applications. It operates in the 315/433.92 MHz frequency bands, providing reliable AM reception with low current consumption, making it ideal for battery-powered remote controls, security systems, and industrial telemetry. This device integrates a low-noise amplifier, mixer, and intermediate frequency (IF) filter, ensuring stable and sensitive signal reception. Its robust design supports ambient temperature ranges suited for industrial environments. The MICRF114T-I/OT combines ease of integration with consistent performance, offering a streamlined solution for engineers seeking efficient RF front-end modules. Available through IC Manufacturer.
MICRF114T-I/OT Technical Specifications
| Parameter | Specification |
|---|---|
| Frequency Range | 300 MHz to 450 MHz |
| Intermediate Frequency (IF) | 10.7 MHz |
| Sensitivity (typical) | -108 dBm at 10 dB SNR |
| Supply Voltage | 2.4 V to 5.5 V |
| Current Consumption | 2.2 mA typical at 3 V |
| Output Type | Digital output (data and carrier signals) |
| Operating Temperature Range | -40??C to +85??C (Industrial grade) |
| Package | 8-pin SOIC |
| Modulation | Amplitude Modulation (AM) |
MICRF114T-I/OT Key Features
- Integrated Superheterodyne Receiver: Combines LNA, mixer, and IF filter in a single IC, simplifying design and improving signal quality.
- Low Power Consumption: Operates at a typical current of 2.2 mA, extending battery life in portable and remote applications.
- High Sensitivity: Supports detection of weak signals down to -108 dBm, enhancing reception reliability in challenging RF environments.
- Wide Supply Voltage Range: Compatible with 2.4 V to 5.5 V supplies, allowing flexible integration into various system designs.
- Industrial Temperature Range: Rated for -40??C to +85??C operation, suitable for harsh and temperature-variant environments.
- Standard 8-Pin SOIC Package: Provides compact footprint and ease of PCB layout for space-constrained designs.
- Digital Output Signals: Delivers both data and carrier outputs, facilitating straightforward demodulation and processing.
MICRF114T-I/OT Advantages vs Typical Alternatives
This receiver module offers superior sensitivity and low power consumption compared to many discrete RF front-end solutions. Its integrated architecture reduces component count and complexity, improving reliability and simplifying assembly. The industrial temperature rating ensures consistent performance under demanding environmental conditions, unlike consumer-grade alternatives. Additionally, the wide supply voltage range supports diverse power schemes, making it a versatile choice for wireless sensor networks and remote control systems.
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Typical Applications
- Remote keyless entry systems and garage door openers, benefiting from low power consumption and reliable AM reception in the 315/433 MHz bands.
- Wireless alarm and security systems requiring robust RF front-end modules capable of handling weak signal detection.
- Industrial telemetry devices where extended temperature range and stable reception are critical for data integrity.
- Home automation equipment that integrates battery-operated wireless communication for sensor and control nodes.
MICRF114T-I/OT Brand Info
The MICRF114T-I/OT is part of a family of RF receiver modules produced by a leading semiconductor manufacturer specializing in low-power wireless communication ICs. Designed for commercial and industrial wireless applications, this product line emphasizes integration, efficiency, and performance. It is widely adopted in systems requiring compact, reliable RF front-ends with minimal external components. The brand is recognized for quality manufacturing standards and extensive technical support, ensuring design confidence and longevity in deployed applications.
FAQ
What frequency bands does this receiver support?
The device operates within the 300 MHz to 450 MHz range, specifically optimized for common ISM bands like 315 MHz and 433.92 MHz. This makes it suitable for a variety of low-power wireless applications targeting these frequencies.
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How does the low power consumption benefit system design?
With a typical current of just 2.2 mA at 3 V supply, the module helps extend battery life in portable and remote devices. This efficiency allows for longer operation without frequent battery replacements, reducing maintenance costs and downtime.
Is the MICRF114T-I/OT suitable for harsh industrial environments?
Yes, it is rated for operation over a temperature range from -40??C to +85??C, meeting industrial standards. This capability ensures reliable performance in environments with wide temperature fluctuations or challenging conditions.
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What type of modulation does this receiver support?
This receiver is designed for Amplitude Modulation (AM) signals, commonly used in remote keyless entry and sensor applications. The integrated IF filter and mixer optimize AM signal reception and demodulation.
What package options are available for this component?
The product is supplied in an 8-pin SOIC package, which offers a compact footprint and is compatible with standard PCB assembly processes. This package choice facilitates easy integration into diverse system designs.
