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1. Product Introduction
▫️ Key Features
Ra-01H
The Ai-Thinker LoRa series module (Ra-01H) is designed and developed by Ai-Thinker Co., Ltd. specializing in ultra-long-range spread spectrum communication. Equipped with the SX1276 RF chip and LoRa™ remote modem, it offers robust anti-interference capabilities and low power consumption, making it ideal for long-distance data transmission.
▫️ Technical Highlights
LoRa™ Modem: Enables long-range communication with high immunity to interference.
Multi-modulation Support: FSK, GFSK, MSK, GMSK, LoRa™, and OOK.
Frequency Range: 803–930 MHz (suitable for global ISM bands).
Power Supply: Operates at 3.3V with a maximum output of +20 dBm and a peak current of 105 mA.
Low Power Consumption
- Receive current: 12.15 mA.
- Standby current: 1.6 mA.
High Sensitivity: As low as -140 dBm, enhancing signal reception in challenging environments.
Compact Design: Dual-row stamp-hole SMD package for easy integration.
SPI Interface: Half-duplex communication with CRC and a 256-byte packet engine.
▫️ Selection Table
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| Product Image |
| Wireless Protocol |
| Chip |
| Module Flash Size (Mbits) |
| Frequency Band (MHz) |
| Package |
| Dimensions (L×W×H) (mm) |
| Operating Temp Range (℃) |
| Storage Temp Range (℃) |
| Antenna Type |
| Interface |
| Available GPIO |
| Min Voltage (V) |
| Max Voltage (V) |
| Typical Voltage (V) |
| Max Current (mA) |
| Rx Current (mA) |
| Standby Current (μA) |
| Sleep Current (μA) |
| Certifications |
| Max TX Power (dBm) |
| Modulation |
| Max Distance (m) |
| Protocol Support |
2. About Modules
| Module | Datasheets | PCB Footprints |
|---|---|---|
| Ra-01H | View | Download |
3. Certification Related
| Module | Certificate | Link |
|---|---|---|
| Ra-01H | CE (RED) | View |
| Ra-01H | FCC | View |