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868MHz LoRa Radio Module With SX1262 RF Chip And Ultra Low Power Long Range Communication
The LoRa Radio Module 868MHz is a compact long-range wireless communication solution designed for low-power IoT networks, industrial telemetry, and remote monitoring applications. Built around the ASR6601 chipset, which integrates the Semtech SX1262 LoRa RF transceiver and an Arm Cortex-M4 microcontroller, the module delivers exceptional receiver sensitivity, strong anti-interference performance, and efficient power management. Its UART serial interface simplifies integration with Arduino, ESP32, STM32, Raspberry Pi, and other embedded controllers, enabling rapid deployment of reliable wireless communication links.
Utilizing LoRa spread-spectrum modulation technology, the module supports long-distance data transmission while maintaining low power consumption. With adjustable transmission power up to 22dBm, receiver sensitivity down to --138 dBm, configurable communication parameters, and support for packet sizes up to 1KB, it is well suited for industrial automation, smart agriculture, environmental monitoring, and wireless sensor networks. Ultra-low sleep current below 2.0µA further enhances battery-powered operation, making it ideal for remote and energy-efficient deployments.
Key Features
- ASR6601 Integrated Chipset: Combines Semtech SX1262 RF transceiver and Arm Cortex-M4 MCU.
- LoRa Spread-Spectrum Modulation: Enables long-range wireless communication.
- 868MHz Operation: Designed for LoRa network applications.
- High Transmit Power: Adjustable output power up to 22dBm.
- Exceptional Receiver Sensitivity: Up to --138 dBm sensitivity.
- Ultra-Low Sleep Current: Less than 2.0µA for low-power deployments.
- UART TTL Interface: Easy integration with embedded controllers.
- Configurable Communication Parameters: Adjustable baud rate, frequency, and air data rate.
- Supports Star Network Topology: Central, node, and passthrough operating modes.
- CAD Collision Avoidance: Improves communication reliability.
- HEX Addressing Support: Simplifies network management.
- Large Data Packet Capacity: Supports packet sizes up to 1KB.
- Industrial Temperature Range: Operates from -40°C to +85°C.
- Strong Interference Resistance: Reliable operation in noisy environments.
Applications
- IoT sensor networks
- Smart agriculture systems
- Industrial telemetry
- Environmental monitoring
- Remote data acquisition
- Smart city infrastructure
- Wireless automation systems
- Utility monitoring
- Asset tracking solutions
- Building management systems
- Long-range sensor communication
- Battery-powered wireless devices
SX1262-Based Architecture with Integrated MCU
This long-range RF communication module combines the ASR6601 chipset with the Semtech SX1262 LoRa transceiver and a 32-bit Arm Cortex-M4 microcontroller. The architecture enhances connection dependability, receiver sensitivity, and energy efficiency over previous SX127x-based solutions. FEC with interleaving encoding enhances anti-interference performance, enabling stable wireless communication in noisy environments like industrial monitoring systems, remote infrastructure telemetry, and automated equipment networks.
High Efficiency Long‑Range Communication
This LoRa spread-spectrum transceiver has configurable transmit power up to 22dBm and low receiver sensitivity, allowing for long-range communication. Multiple spreading factors and adjustable bandwidth options allow for customizable optimization of range, data rate, and power consumption. The wireless telemetry module's versatility makes it suitable for long-distance sensor networks, rural IoT infrastructure, environmental monitoring, and other deployments that require consistent low-bitrate transmission.
Flexible UART Interface and Configurable Parameters
This UART LoRa communication module features a TTL serial interface for easy wireless data transmission between embedded controllers and remote nodes. Engineers can configure the wireless link for different deployment scenarios by configuring characteristics such as baud rate, frequency band, transmit power, and air data rate. Support for baud rates up to 115200bps and packet sizes up to 1KB allows for efficient data exchange while being compatible with a diverse variety of microcontroller platforms and embedded automation systems.
Industrial Power Efficiency and Advanced Networking Features
This low-power LoRa transceiver offers increased energy performance and networking capabilities. Long-term deployments and battery-powered distant nodes benefit from sleep current below 2.0µA and lower receive current. Features like CAD collision avoidance, HEX addressing, rapid PA3 wake-up, and power-saving passthrough operation enhance network stability and responsiveness in star-topology communication systems for industrial monitoring, asset tracking, and distributed sensing.
Package Contents
- LoRa Radio Module - 868MHz (JX-660T V2) x2
- 868MHz antenna (2m SMA-Male connector) x2
FAQs:
Q: What is the maximum transmission distance of the SX1276 LoRa module at 868MHz?
A: The transmission range can vary depending on factors like transmission power, environment, and antennas. In ideal conditions, it can reach up to several kilometers.
Q: What are the key features of the SX1276 LoRa module?
A: It offers long-range communication, high receiver sensitivity (-148 dBm), adjustable output power (up to +20 dBm), and low power consumption, making it ideal for battery-powered applications.
Q: What are the typical applications of the SX1276 LoRa module at 868MHz?
A: Typical applications include IoT, smart home automation, industrial monitoring, agriculture, and any scenario where long-range, low-power wireless communication is needed.
Q: Is the SX1276 LoRa module compatible with Arduino or other microcontrollers?
A: Yes, it's compatible with Arduino and other microcontrollers through SPI interface. Libraries and example code are readily available for easy integration.
Q: Does the SX1276 module support different spreading factors and bandwidths?
A: Yes, the module supports various spreading factors (SF7 to SF12) and bandwidths (7.8 kHz to 500 kHz), allowing customization for specific application requirements.
