آر اف (فرکانس رادیویی) و بی‌سیم ماژول‌ فرستنده‌گیرنده و مودم آر اف

Product Attributes

Introduction

The RHF78-052 supports ultra-long-range spread spectrum communication with a built-in secure and reliable LoRaWAN protocol stack. Working in conjunction with wireless gateways, it addresses the challenge of simultaneously achieving range, interference immunity, and low power consumption that traditional wireless solutions struggle to balance. The RHF78-052 is widely applicable across various IoT scenarios, including automatic meter reading, home and building automation, security systems, and remote irrigation systems, making it an ideal solution for IoT applications. The RHF78-052 adopts an SMD package, enabling rapid production through standard SMT equipment. It provides customers with a highly reliable connection method, particularly suited for automated, large-scale, and cost-effective modern manufacturing, making it easy to deploy across a wide range of IoT hardware terminal applications.

Features

• Serial communication via AT commands for module control
• Dual-band support: 433/470MHz and 868/915MHz
• Built-in LoRaWAN protocol stack with China CLAA protocol support
• EU868/US915/AU915/Japan 902–928MHz LBT support
• Up to 72 uplink channels (64 x 125kHz standard channels + 8 x 500kHz channels)
• CLASS A and CLASS C support; Class B coming soon
• ABP and OTAA network join modes
• Customizable data rate
• Full-duplex LoRaWAN gateway communication
• LoRa point-to-point communication
• RSSI detection
• Sleep mode current as low as 1.45uA
• Firmware upgrade via serial port

Applications

• Automatic meter reading
• Home and building automation
• Security systems
• Remote irrigation systems