433MHz LoRa SX1278 Long Range RF Wireless Module

The XL1278 wireless module is based on SEMTECH’s advanced LoRa™ modulation technology, delivering ultra-long-range spread spectrum communication with excellent interference resistance and minimal power consumption. In addition to traditional GFSK modulation, it utilizes LoRa spread spectrum technology for enhanced performance in challenging environments.

Key Features:

• Supports FSK / GFSK and LoRa™ spread spectrum modulation
• Half-duplex communication
• Superior anti-jamming performance (Channel Rejection Ratio: 56 dB)
• High receive sensitivity up to -139 dBm (32M passive 10ppm crystal)
• +20 dBm power output for ultra-long range communication
• Open range transmission up to 5 KM
• Operates in license-free ISM band (433 MHz)
• Supports multiple frequencies and data rates (suitable for FDMA and FM technologies)
• Low power consumption: Receive current: 10–12 mA
• 256-byte FIFO for TX/RX
• Integrated RSSI (Received Signal Strength Indicator) for channel detection
• Operating modes: FIFO mode / Direct mode (FIFO recommended)
• Advanced features: AFC, Air Wake-up, Carrier Sense, FEC Error Correction, AEC Encryption
• Smart reset, low-voltage monitoring, timer wake-up, sleep mode for low power usage

Interface:

• Standard SPI interface for easy integration

Typical Applications:

• Smart metering
• Home automation
• Automotive electronics
• Security and alarm systems
• Industrial monitoring and control
• Agricultural irrigation systems

Specifications:

• Supply Voltage: 1.8V to 3.7V (depending on external components)
• Frequency Band: 433 MHz ISM Band
• Module Size: 17 x 16.5 mm
• Operating Temperature: -40°C to +85°C

Package Includes:

• 1 × 433MHz LoRa SX1278 Wireless Module (XL1276-D01)