Description:

The module integrates MCP3432 A/D converter chip. The module can provide analog input function for Raspberry Pi and provide high accuracy analog input for Arduino. MCP3424 is one of the low noise and high accuracy 18-Bit delta-sigma analog-to-digital (∆Σ A/D) converter family members of the MCP342X series.

Specifications:

• Operating Voltage: 2.7 - 5.5V 
• Standy Current: 300nA （5V）
• Operating Temperature: -40°C ~ +125°C 
• On-Board Voltage Reference: 2.048V ± 0.05%, Drift 15 PPM /°C
• On-Board Programmable Gain Amplifier (PGA): x1,x2,x4,x8 
• Differential Input Full Scale Range: -2.048V / PGA ~ 2.048V / PGA (e.g., PGA=4, Range is -0.512 ~
  0.512V) 
• Programmable Resolution: 12, 14, 16, 18bits
• Programmable Data Rate: 240, 60, 15, 3.75 SPS 
• Gain Error: 0.05% (PGA = 1, 18bits) 
• Offset Error: 15uV (PGA = 1, 18bits)
• Input Interface: 4 differential channels, PIN header of 2.54mm spacing 
• Output Interface: I2C, PIN header of 2.54mm spacing