HX711, Load Cell Amplifier, Dual-Channel 24-bit Precision A/D Weight Pressure Sensor

The HX711 is a dual-channel 24-bit precision A/D weight pressure sensor and load cell amplifier designed for accurate weight measurement and industrial applications. With a simple digital interface, it can easily connect to any microcontroller using Data and Clock pins, making it an ideal choice for weighing scales, load balancers, and industrial measurement systems.

Key Features:

• Precision Measurement: 24-bit precision A/D converter for high accuracy.
• Dual Differential Input Channels: Supports two load cells simultaneously.
• On-chip active low noise PGA gain: 32 / 64 / 128 (can be selected).
• Low Power Consumption: 1.5mA during operation 1μA in power-down mode.
• On-Chip Power Supply Regulator: Ensures stable operation for load cell and ADC power supply.
• Adjustable Data Output Rate: Selectable 10SPS or 80SPS data rates.
• Onboard Oscillator: Eliminates the need for external clock components.
• Simple digital control and serial interface: pin-driven controls, no programming needed for ease of usage.
• Noise Rejection: Simultaneously suppresses 50Hz and 60Hz supply interference for better accuracy.

Applications:

• Weighing Scales
• Industrial Measurement Systems
• Load Balancers