Analog to Digital Converter
Requirements
- Two input channels
- At least 10-bit measurement resolution
- I2C data interface
- Ideally at least 7 channels
Potential Selections
| Product Name | Price | Number of Selectable Addresses | Measurement Resolution | Supply Voltage | DigiKey |
|---|---|---|---|---|---|
| MCP3426-28 | $4.24 | 8 | 16-Bit | 3.3v / 5v | Link |
| LTC2301/05 | $6.43 | 9 | 12-Bit | 5v | Link |
Isolator
Requirements
- Isolate at least 120 volts
- Isolate at least 40 amps
Potential Selections
| Product Name | Price | Maximum I2C Clock Rate | Safety Specification | DigiKey |
|---|---|---|---|---|
| SI8602AC-B-IS | $4.27 | 1.7 MHz | Up to 5000 VRMS for 1 minute | Link |
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