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SPSGRF-868

SPSGRF-868 Description

The SPSGRF-868 from STMicroelectronics is a compact surface-mount RF transceiver module designed for ISM band applications below 1GHz, operating at 868MHz. It integrates the SPIRIT1 IC, offering a robust SPI interface for seamless communication with microcontrollers. With a power output of 11.6dBm and a data rate of 500kbps, it delivers reliable wireless connectivity for low-power, medium-range applications. The module operates within a 1.8V to 3.6V supply range, consuming 10mA during reception and 9mA to 22mA during transmission, making it energy-efficient for battery-operated systems. Its integrated chip antenna simplifies design while ensuring compliance with ROHS3 and REACH environmental standards.

SPSGRF-868 Features

• High Performance: 11.6dBm output power and 500kbps data rate ensure robust communication in noisy environments.
• Low Power Consumption: Optimized current draw (10mA RX, 9mA–22mA TX) extends battery life in portable devices.
• Compact Design: Module form factor with an integrated chip antenna reduces PCB footprint and design complexity.
• Wide Voltage Range: Operates from 1.8V to 3.6V, compatible with most low-power MCUs.
• Regulatory Compliance: Meets ROHS3, REACH, and ECCN 5A992C standards for global deployment.
• SPI Interface: Enables easy integration with host processors for flexible system design.

SPSGRF-868 Applications

• Smart Metering: Ideal for AMI (Advanced Metering Infrastructure) due to its low power and reliable 868MHz band performance.
• Industrial IoT: Suitable for wireless sensor networks (WSNs) in harsh environments, leveraging its ISM band robustness.
• Home Automation: Enables low-power, secure communication for smart thermostats, lighting, and security systems.
• Asset Tracking: Supports long-range, low-data-rate tracking for logistics and warehouse management.
• Medical Devices: Used in wearable health monitors requiring compact, energy-efficient RF solutions.

Conclusion of SPSGRF-868

The SPSGRF-868 stands out as a high-efficiency, compact RF module tailored for ISM band applications. Its low power consumption, integrated antenna, and SPI interface make it a versatile choice for IoT, industrial, and consumer electronics. While marked obsolete, its proven performance in smart metering and industrial automation ensures continued relevance in legacy systems. For designers seeking a reliable, compliant, and easy-to-integrate RF solution, the SPSGRF-868 remains a compelling option.