Product Description:
The HX711 is a high-precision 24-bit analog-to-digital converter specifically designed for weigh scales, load cell amplification, and industrial sensing applications. This compact SOIC16 SMD package integrates a low-noise programmable gain amplifier (PGA) and dual-channel ADC, making it ideal for digital weight measurement systems where accuracy and stability are essential. Its simple two-wire interface minimizes I/O pin usage and makes it easy to integrate with microcontrollers like Arduino, ESP32, STM32, and Raspberry Pi.

🔧 Key Features & Specifications

• High Resolution: 24-bit ADC for accurate weight and force measurements

• Dual Input Channels: Channel A with selectable gain (128/64), Channel B with gain 32

• Low Noise PGA: Built-in low-noise programmable gain amplifier for stable sensor readings

• Digital Interface: Simple 2-wire serial interface (PD_SCK, DOUT)

• Low Power Consumption: Built-in power-down mode for battery-powered systems

• Operating Voltage: 2.6V – 5.5V

• Package Type: SOIC-16 SMD, suitable for compact PCB designs

• Easy MCU Integration: Compatible with most microcontrollers and load cell modules

⚙️ Typical Applications

• Digital weigh scales

• Load cell and force measurement systems

• Smart kitchen scales

• Industrial automation & IoT weighing

• Portable measurement devices

• Precision sensing systems