CC1101 433MHz Wireless RF Transceiver Module

The CC1101 433MHz Wireless RF Transceiver Module is a powerful and efficient RF communication module built around the CC1101 chip. Operating at the widely used 433MHz frequency, this module is ideal for long-range wireless communication in IoT and embedded systems.
With its SPI interface, it can be easily connected to microcontrollers like ESP32, Arduino, STM32, and Raspberry Pi. The module offers excellent signal stability, strong penetration, and configurable parameters such as transmission power, data rate, and modulation type.
It is widely used in remote controls, wireless sensors, smart home systems, and industrial automation due to its reliability and low power consumption.
✨ Key Features
📡 433MHz RF communication (stable & widely used)
📶 Long-range transmission (~100–200m+ with antenna)
🔋 Ultra low power consumption
⚡ SPI interface for fast communication
🔧 Adjustable data rate & transmission power
📊 High receiver sensitivity
🧠 Based on CC1101 (TI chip)
⚙️ Specifications
Chipset: CC1101
Frequency: 433 MHz
Interface: SPI
Modulation: 2-FSK, GFSK, ASK, OOK, MSK
Data Rate: Up to 500 kbps
Operating Voltage: 1.8V – 3.6V
Range: ~100–200 meters (open area, antenna dependent)
Sensitivity: Up to -110 dBm (typical)
🔌 Pinout
VCC → 3.3V
GND → GND
SCK → SPI Clock
MOSI → SPI MOSI
MISO → SPI MISO
CSN → Chip Select
GDO0 → Data / Interrupt
GDO2 → Status / Interrupt
🚀 Applications
📡 Wireless Sensor Networks
🏠 Home Automation
🚗 Remote Key / Control Systems
🌾 Smart Agriculture
🔐 Security Systems
📊 IoT Communication
📦 Package Includes
1 × CC1101 433MHz RF Transceiver Module
⚠️ Note
📌 External antenna required for best performance
⚠️ 3.3V logic only (Do NOT connect to 5V directly)
📌 Requires proper library setup (SPI configuration)