




Description:
The SparkFun Load Cell Amplifier, built around the highly regarded HX711 IC, serves as a crucial bridge between delicate load cells and the digital realm of microcontrollers, enabling precise weight measurement in a wide range of applications.
This compact breakout board simplifies the process of interfacing with load cells, transforming subtle resistance variations into readily interpretable digital data. By connecting the amplifier to a microcontroller, users can unlock the potential of load cells, creating custom-tailored weighing solutions for industrial, commercial, and hobbyist projects.
Specifications:
- Operation Voltage: 2.7V–5V
- Operation Current: 1.5mA
- Selectable 10SPS or 80SPS output data rate
- Simultaneous 50 and 60Hz-supply rejection
- 16-pin SOP-16 package
Features:
- Dual Differential Inputs: Supports two load cell connections.
- Adjustable Gain PGA: On-chip amplifier with selectable gains (32, 64, 128) for signal amplification.
- Integrated Power Regulation: On-chip regulator for stable load cell and ADC power.
- Flexible Clocking: Internal oscillator or optional external crystal for timing.
- Automatic Reset: On-chip power-on-reset for reliable startup.
- Simple Digital Interface: Pin-driven controls, no complex programming required.
- Selectable Data Rates: Output rates of 10SPS or 80SPS to suit different needs.
- Power Line Noise Rejection: Simultaneous 50Hz and 60Hz interference rejection.
Package Included:
1 x SparkFun Load Cell Amplifier – HX711