SN74HC74N

1. Package/Case: DIP

IRF540N (TO-220-3) MOSFET 

1. Drain to source voltage Vds is 100V
2. Gate to source voltage is ±20V
3. On Resistance Rds(on) of 44mohm at Vgs of 10V
4. Power dissipation Pd of 130W at 25°C

    74HC138

1. IC Name: 74HC138
2. Package/Case: DIP-16

 Electrolytic Capacitor 

1. Capacitance: 10 uF
2. Voltage: 25V
3. Type: Through-hole electrolytic
4. Operating temperature: -40ºC to 125ºC
5. Pack of 40 pieces
6. Capacitor dimension (each): 4.1 x 8.2 x 32 mm

1k Ohm 1W Metal Film Resistor

1. Resistance: 1k Ohm
2. Max. Working Voltage: 500 V
3. Tolerance: 1%
4. Temperature Coefficient of Resistance: 50 PPM/°C
5. Operating Temperature Range: -40ºC to 125ºC

220 Ohm 0.25W Metal Film Resistor

Resistance (Ω): 220

Tolerance (%): 1

 Maximum Working Voltage (V): 250

 Maximum Overload Voltage (V): 500

 Temperature Co-efficient: ±50 ppm/°C

Operating Temperature (°C): –40 to 150

Mounting Type: Through Hole

HX711

Specifications and Features :

1. Recommended excitation voltage: 5-10V.
2. Two selectable differential input channels.
3. On-chip active low noise PGA with a selectable gain of 32, 64 and 128.
4. On-chip power supply regulator for load-cell and ADC analogue power supply.
5. Selectable 10SPS or 80SPS output data rate.
6. On-chip oscillator requiring no external component with optional external crystal.
7. On-chip power-on-reset.
8. Simple digital control and serial interface: pin-driven controls, no programming needed.
9. Simultaneous 50 and 60Hz supply rejection.