HX711 Load Cell – Weighing Sensor

Description

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

• Output Sensitivity: 1.0 ± 0.1 mV / V.
• Two selectable differential input channels.
• On-chip active low noise PGA with the selectable gain of 32, 64 and 128.
• On-chip oscillator requiring no external component with optional external crystal.
• On-chip power-on-reset.
• Measurement Resolution: 24 bit.

Pin details:

Analog Side :

1. E+: Excitation positive.
2. E-: Excitation negative.
3. A-: Channel A Negative Input.
4. A+: Channel A positive Input.
5. B-: Channel B Negative Input.
6. B+: Channel B positive Input.

Digital Side :

1. GND: 0V / Ground Power Connection.
2. DT: Data IO Connection.
3. SCK: Serial Clock Input.
4. VCC: Power Input.