RL02 - LoRa Radio (868 MHz) (RFM95W & SC18IS602B)

Overview

This xCHIP features an SC18IS602B SPI/I²C converter IC for handling radio operations, the on-board RFM95W LoRa^TM module provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.

Product Highlights

• 868 MHz Range (Software Selectable Center Frequency
• LoRa^TM Modem
• 168 dB maximum link budget.
• +20 dBm - 100 mW constant RF output vs. V supply.
• +14 dBm high efficiency PA.
• Programmable bit rate up to 300 kbps.
• High sensitivity: down to -148 dBm

Applications

• Remote Sensing
• Home Automation
• Satellite Telemetry

Specifications

RFM95W

• 168 dB maximum link budget.
• +20 dBm - 100 mW constant RF output vs. V supply.
• 14 dBm high efficiency PA.
• Programmable bit rate up to 300 kbps.
• High sensitivity: down to -148 dBm.
• Bullet-proof front end: IIP3 = -12.5 dBm.
• Excellent blocking immunity.
• Low RX current of 10.3 mA, 200 nA register retention.
• Fully integrated synthesizer with a resolution of 61 Hz.
• FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
• Built-in bit synchronizer for clock recovery.
• Preamble detection.
• 127 dB Dynamic Range RSSI.
• Automatic RF Sense and CAD with ultra-fast AFC.
• Packet engine up to 256 bytes with CRC.

SC18IS602B

• I²C-bus slave interface operating up to 400 kHz
• SPI master operating up to 1.8 Mb/s
• 200-byte data buffer
• Low power mode
• Internal oscillator option

Datasheet

RFM95W Datasheet

SC18IS602B Datasheet