1. Wide voltage input range
2. Low standby power consumption
3. Directly outputs weight value without requiring additional A/D conversion
4. Standard I²C/UART interface
5. Dynamic taring function achieved using I²C/UART commands

1. Operating voltage: 2.6V – 5.5V
2. Operating current (3V): 1.5mA (typ.), 2.4mA (max)
3. Standby current (3V): 1uA(typ.), 3uA(max.)
4. Measurement range: 5kg
5. Safe overload: 7.5kg
6. Output sensitivity: 1.0±0.15mV
7. Zero output: 0±0.1mV/V
8. Non-linearity: 0.05%F.S
9. Hysteresis: 0.05%F.S
10. Repeatability: 0.05%F.S
11. Creep: 0.05%F.S/3min
12. Temperature coefficient on zero: 0.2%F.S/10℃
13. Temperature coefficient on sensitivity: 0.05%F.S/10℃

Pin1: VDD, power supply
Pin2: SCL, I²C clock line
Pin3: SDA, I²C data line
Pin4: GND, ground
Pin5: GND, ground
Pin6: Rx, UART receiving line
Pin7: Tx, UART transmitting line
Pin8: VDD, power supply
VOREG: LDO output pin (Sensor Red Wire)
AN0: A/D Converter input channel (Sensor Green Wire)
AN1: A/D Converter input channel (Sensor White Wire)
GND: Ground (Sensor White Wire)

1. MCU: Holtek BH66F5232, 24-Bit Delta Sigma A/D Flash MCU Integrated Regulator, including datasheet, package dimension, etc.