SPIRIT1QTR Overview
The SPIRIT1QTR is a high-performance sub-GHz transceiver optimized for low-power wireless communication in industrial and consumer applications. Designed to operate in the 315/433/868/915 MHz frequency bands, it offers robust link quality and long-range connectivity. Featuring a fully integrated RF front-end and flexible modulation schemes, the device supports a wide range of data rates and efficient power management. This transceiver simplifies wireless system design with its compact footprint and comprehensive interface options, making it ideal for engineers seeking reliable, low-power radio solutions. For detailed product information, visit IC Manufacturer.
SPIRIT1QTR Technical Specifications
| Parameter | Specification |
|---|---|
| Frequency Range | 315 / 433 / 868 / 915 MHz |
| Modulation Types | 2-FSK, GFSK, OOK, ASK |
| Data Rate | Up to 500 kbps |
| Receiver Sensitivity | Down to -124 dBm (at 1.2 kbps) |
| Output Power | Up to +12.5 dBm |
| Supply Voltage | 2.0 V to 3.6 V |
| Current Consumption (RX) | 14.5 mA at 868 MHz |
| Current Consumption (TX) | 22 mA at +10 dBm |
| Interface | SPI with enhanced features |
| Package | 32-pin QFN, 5×5 mm |
SPIRIT1QTR Key Features
- Wide Frequency Band Support: Operates across multiple sub-GHz bands, enabling flexible deployment in different regional applications.
- Advanced Modulation Flexibility: Supports various modulation schemes such as 2-FSK and GFSK, allowing optimization for range or data throughput.
- Low Power Consumption: Efficient current management extends battery life in portable and remote wireless modules.
- High Sensitivity Receiver: Delivers excellent link quality and improved communication reliability in challenging environments.
- Integrated RF Front-End: Minimizes external components, reducing BOM cost and simplifying PCB layout.
- Robust SPI Interface: Facilitates seamless integration with microcontrollers and digital systems for efficient control and data transfer.
- Compact 5×5 mm Package: Enables integration into space-constrained designs without compromising performance.
Typical Applications
- Wireless sensor networks for industrial monitoring and control, where low power and reliable sub-GHz communication are critical for long-term operation.
- Remote keyless entry systems requiring secure and stable radio links with low latency response times.
- Smart metering devices that demand extended battery life and robust data transmission over extended distances.
- Home automation products leveraging sub-GHz frequencies to penetrate building materials and provide wide-area coverage.
SPIRIT1QTR Advantages vs Typical Alternatives
This transceiver delivers superior receiver sensitivity and flexible modulation compared to standard sub-GHz radios, enabling longer range and better link reliability. Its low current consumption supports energy-efficient designs essential for battery-powered applications. The integrated RF front-end and compact packaging reduce overall system complexity and cost, making it a compelling choice for engineers seeking a balance of performance, power efficiency, and ease of integration.
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SPIRIT1QTR Brand Info
The SPIRIT1QTR is a product from STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in wireless connectivity ICs designed to meet demanding industrial, consumer, and IoT applications. The SPIRIT1QTR series is part of ST??s portfolio of low-power, sub-GHz transceivers, known for their high integration, configurable protocols, and reliable RF performance. This product aligns with ST??s commitment to delivering versatile wireless communication solutions that facilitate rapid development and deployment of connected devices.
FAQ
What frequency bands does the SPIRIT1QTR support and why is this important?
The device supports 315, 433, 868, and 915 MHz frequency bands, which cover the most common regional ISM bands worldwide. This multi-band capability allows designers to tailor
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