HX711 Weighing Dual-Channel 24 Bit Precision A/D weight Pressure Sensor

The HX711 Weighing Dual-Channel 24 Bit Precision A/D Weight Pressure Sensor module is designed for high-precision electronic scale applications. It features the HX711 IC, a 24-bit high precision A/D converter chip, with two selectable differential input channels and an internal integration of 128 times programmable gain amplifier. This module simplifies load cell interfacing and is ideal for applications requiring accurate weight measurement.

  Features:  

• Two selectable differential input channels
• On-chip active low noise PGA with selectable gain of 32, 64, and 128
• On-chip power supply regulator for load cell and ADC analog power supply
• On-chip oscillator requiring no external component with optional external crystal
• On-chip power-on-reset
• Simple digital control and serial interface: pin-driven controls, no programming needed
• Selectable 10SPS or 80SPS output data rate
• Simultaneous 50 and 60Hz supply rejection

  Specifications:  

• Operating voltage: 2.7V to 5VDC
• Current consumption: <1.5mA in normal operation, <1uA in power-down mode
• Operating Temperature: -40°C to +85°C
• Data accuracy: 24 bit
• Refresh frequency: 10/80 Hz
• Dimensions: 34.3mm x 20mm x 3mm
• Weight: 5gm

  Pinouts:  

• Analog Side: E+ (Excitation positive), E- (Excitation negative), A- (Channel A Negative Input), A+ (Channel A positive Input), B- (Channel B Negative Input), B+ (Channel B positive Input)
• Digital Side: GND (0V / Ground Power Connection), DT (Data IO Connection), SCK (Serial Clock Input), VCC (Power Input)

  Application:  

• Widely used in aerospace, mechanical, electrical, chemical, construction, medicine, and many other fields
• Used to measure force, pressure, displacement, strain, torque, acceleration

  Package Includes:  

• 1 x HX711 Weighing Dual-Channel Pressure Sensor