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

Product Attributes

Introduction

The SX1262SXS+T series wireless modules are RF modules based on the SX126X RF integrated chip, serving as high-performance IoT wireless transceivers. Utilizing LoRa (Long Range) spread spectrum technology, these modules outperform RF products operating with conventional modulation schemes (FSK, 2-FSK, 4-FSK, GFSK, PSK, ASK, OOK, etc.) in urban and industrial application environments. The advantage is particularly pronounced in harsh noise environments (near strong interference sources such as electricity meters and motors, or in naturally shielded environments such as elevator shafts, mines, and basements), significantly extending communication range. These modules can be widely applied in long-range IoT wireless communication across various scenarios. They feature compact size, low power consumption, long transmission range, and strong anti-interference capability. The modules integrate all RF-related functions and components, and through professional design and rigorous testing, they facilitate wireless solution development and IoT product design for customers.

Features

• LoRa and FSK modem
• Frequency range: 868/915 MHz
• Excellent interference immunity; co-channel rejection of 19 dB in LoRa mode
• High receive sensitivity: -148 dBm (32M passive 10 ppm crystal)
• Programmable bit rate; up to 62.5 kbps for LoRa and 300 kbps for FSK modulation
• Interface: SPI
• Multi-frequency selectable, multiple data rates; applicable in FDMA and frequency hopping
• Intelligent reset, low-voltage detection, timed wake-up, low-power mode, sleep mode
• Low-power receive current: 4.6 mA RX current
• Sleep current: 0.2 uA @ SLEEP, 1.5 uA @ IDLE
• FIFO size: 64 Bytes; 256-bit FIFO TX/RX; FIFO/direct mode (FIFO packet mode recommended)
• RSSI channel sensing
• Features: AFC / air wake-up / low power / carrier sense / FEC / AEC encryption
• Operating temperature range: -40~+85°C
• Module dimensions: 16×16×2 mm

Applications

• Remote control and remote data acquisition systems
• Wireless meter reading (water, electricity, gas meters)
• Wireless ordering systems, oil fields, mining areas, construction sites, factories and other existing 485/232 interface industrial data acquisition, transmission, and intelligent control systems
• Wireless alarm systems
• Smart home systems
• Baby monitoring systems / hospital paging systems
• Long-range wireless small data transmission systems