433MHz CC1101 Wireless RF Transceiver Module

433MHz CC1101 Wireless RF Transceiver Module is a high-performance, industrial-grade radio frequency solution designed for ultra-low-power wireless applications. This module utilizes the powerful Texas Instruments CC1101 chip, which offers exceptional sensitivity and a highly configurable software-defined radio architecture. Consequently, users can fine-tune parameters such as data rate, modulation format, and output power to meet specific range and reliability requirements. The module operates primarily in the 433 MHz ISM band, making it ideal for penetrating walls and achieving long-distance communication in complex environments. Furthermore, its SPI interface ensures seamless integration with popular microcontrollers like Arduino, STM32, and ESP8266. Therefore, you can reliably deploy this transceiver for robust remote control, telemetry, and automated data collection systems.

Key Features:

• High Sensitivity: Delivers a high sensitivity of −116 dBm at 0.6 kBaud, allowing for long-range communication even in noisy environments.
• Multi-Modulation Support: Supports various modulation formats including 2-FSK, GFSK, MSK, OOK, and ASK, providing maximum flexibility for different wireless protocols.
• Programmable Data Rate: Offers a wide range of user-programmable data rates from 0.6 to 600 kbps to balance speed and power consumption.
• Integrated Hardware Features: Includes built-in support for packet handling, address filtering, and Forward Error Correction (FEC) to improve data integrity.
• Low Power Consumption: Features advanced sleep modes and a rapid wake-up time, which significantly extends battery life in remote sensor nodes.

Technical Specifications:

• Frequency Range: 433 MHz (Configurable from 300 to 928 MHz)
• Operating Voltage: 1.8 V to 3.6 V DC (3.3 V recommended)
• Maximum Output Power: +10 dBm (Programmable)
• Receiver Sensitivity: −116 dBm at 0.6 kBaud
• Interface: Serial Peripheral Interface (SPI)
• Modulation Formats: 2-FSK, GFSK, MSK, OOK, ASK
• Operating Temperature: −40°C to +85°C

Mechanical Specifications:

• Core Chipset: Texas Instruments CC1101
• PCB Material: High-quality FR-4 with green solder mask
• Antenna Connector: Spring antenna (included) or external SMA connector pads
• Mounting: 8-pin standard 2.0 mm or 2.54 mm pitch headers

Dimensions:

• Module Length: ≈ 19.0 mm
• Module Width: ≈ 13.0 mm (Excluding antenna)
• PCB Thickness: ≈ 1.6 mm
• Weight: ≈ 2.5 g

Pinout and Wiring:

• VCC: Connect to a stable 3.3 V power supply (Do not exceed 3.6 V).
• GND: Connect to the common ground of your system.
• SI (MOSI): Serial Data Input for the SPI bus.
• SCLK: Serial Clock input for SPI synchronization.
• SO (MISO): Serial Data Output for the SPI bus.
• GDO0 / GDO2: General-purpose digital output pins used for interrupts and status signals.
• CSN: Chip Select Not; drive this pin low to initiate SPI communication.

Datasheet Reference:

• Download Texas Instruments CC1101 Official Datasheet

Commonly Used in:

• Home Automation: Bridging communication between smart switches, security sensors, and central hubs.
• Industrial Monitoring: Collecting data from remote machinery and environmental sensors without wiring.
• Weather Stations: Transmitting meteorological data from outdoor sensor arrays to indoor displays.

Applications:

• Remote Keyless Entry: Developing custom secure entry systems for garages or gates.
• Wireless Alarm Systems: Implementing intrusion detection and smoke alarm networks.
• Asset Tracking: Creating low-power tags for localized tracking in warehouses.
• Smart Metering: Automated reading of water, gas, or electricity meters over a local wireless link.

Equivalent Models:

• SI4432 Module: A high-power RF alternative with similar SPI control but different register configurations.
• NRF24L01+: A 2.4 GHz alternative; however, it offers less obstacle penetration compared to the 433 MHz CC1101.
• RFM69HCW: A highly robust transceiver module often used in similar long-range sub-GHz projects.

Package Includes:

• 1 x HW-863 433MHz CC1101 Wireless RF Transceiver Module
• 1 x Miniature Spring Antenna (Pre Soldered)