STX883PRO 433 MHz Wireless Transmitter Module

The STX883PRO 433 MHz Wireless Transmitter Module is an ASK Wireless Transmitter Module designed for long-range data transmission at 433 MHz. It delivers a high output power of 10 dBm, allowing information signals to be sent reliably, with its data pin directly connectable to a processor. Its compact and lightweight design makes the STX883PRO Module ideal for applications where space is limited.

This 433 MHz Wireless Communication Module is specifically designed to expand and develop wireless products. Common applications include wireless security systems, remote-controlled doors, and industrial data transmission. As a 433 MHz Radio Module, it is particularly suitable for projects requiring low power consumption and long-range communication.

The STX883PRO 433 MHz Transmitter operates stably in temperatures ranging from -20 °C to 75 °C and consumes 20 mA of current. It is widely used to transmit data and alert signals in wireless systems, enabling signals to be sent over long distances without wiring.

As a 433 MHz Transmitter–Receiver Module, the STX883PRO Module is an excellent choice for wireless communication projects that need extended range and low energy consumption. With its technical features, it is highly effective for remote control systems, industrial equipment, and large-scale wireless networks.

Applications of the STX883PRO Module

1. Wireless Security Systems: It is used to transmit alert and status signals from sensors to the control center in wireless security systems, enabling remote monitoring and eliminating the need for wiring.
2. Remote-Controlled Doors: This module transmits control signals to automated door systems and garage doors from a distance, covering long ranges with its high signal output.
3. Wireless Industrial Control Systems: It facilitates communication between machinery, sensors, and remote monitoring systems in various industries, improving efficiency and reducing the cost of wired installations.
4. Data Transmission in Research and Educational Projects: The module is ideal for sending data from sensors to central systems in scientific and educational projects, making it very useful in laboratories and research environments.
5. Internet and Wireless Network Communication: It can support integration with Wi-Fi and other wireless networking systems.

Specifications of the 433 MHz Transmitter–Receiver Module

1. Operating frequency: 433 MHz
2. Modulation: ASK (Amplitude Shift Keying)
3. Output power: 10 dBm
4. Operating voltage: 1.2 V to 6 V (typical: 3 V)
5. Current consumption: ~20 mA (sleep current: 0.01 µA)
6. Operating temperature: -20 °C to 75 °C
7. Receiver sensitivity: -105 dBm or -110 dBm (minimum received signal strength)
8. Connection type: UART
9. Module dimensions: 18.0 mm × 14.0 mm
10. Communication protocol: Serial (RS-232)

Notes:

• UART means using an asynchronous serial protocol to send and receive data between devices.
• RS-232 is a serial communication standard designed to transmit data between two devices using specific voltage signals.
• ASK (Amplitude Shift Keying) modulation is a technique where the amplitude of the carrier signal is varied to transmit digital data. In other words, information is sent by changing the signal power level.

Features of the 433 MHz Wireless Module

1. 433 MHz Frequency: Enables long-range data transmission for various wireless applications.
2. ASK (Amplitude Shift Keying) Modulation: Improves efficiency and reduces signal interference during data transmission.
3. 10 dBm Output Power: High output ensures strong and stable signals over long distances.
4. Wide Operating Voltage (1.2 V to 6 V): Supports operation across a broad voltage range for diverse projects.
5. Low Current Consumption (~20 mA): Energy-efficient for battery-powered and portable applications.
6. Wide Operating Temperature (-20 °C to 75 °C): Reliable performance in different environmental conditions, suitable for industrial use.
7. Compact Size and Design: Small dimensions make it ideal for devices with limited space.
8. Compatibility with Processors and Microcontrollers: Easily connects to processors and microcontrollers for seamless project implementation.
9. Low Emission: Minimizes electromagnetic interference.
10. High Frequency Stability: Ensures reliable signal transmission.
11. Compliance with International Testing Standards: Meets various global quality and safety standards.

Documents:

STX883PRO Module Datasheet