⚖️ HX711 Load Cell Module
The HX711 is a precision 24-bit analog-to-digital converter (ADC) designed specifically for weighing scales and industrial control applications. It is widely used due to its simplicity, accuracy, and cost-effectiveness.
📌 Features
- 24-bit A/D converter
- Integrated amplifier (programmable gain: 32, 64, 128)
- One differential input channel (Channel A) and one pseudo-differential (Channel B)
- Low power consumption
- Compact size, easy to integrate
⚙️ Technical Specifications
Parameter |
Value |
Supply Voltage |
2.6 – 5.5 V |
Current Consumption (Active) |
< 1.5 mA |
Current Consumption (Sleep) |
< 1 µA |
Resolution |
24 bits |
Input Voltage Range |
±40 mV |
Operating Temperature |
-40 °C to +85 °C |
Gain Options |
32, 64, 128 |
🔌 Pinout
Pin |
Description |
VCC |
Power Supply |
GND |
Ground |
DT |
Data Output |
SCK |
Clock Input |
🛠️ Applications
- Electronic weighing scales
- Industrial force measurement systems
- Automated packaging machines
- IoT devices requiring force or weight sensing
📦 Package Includes
- HX711 module
- 4-pin header strip
Note: To operate the HX711 module, a microcontroller (e.g., Arduino, ESP32, Raspberry Pi) is required to read the digital signal via DT and SCK lines.