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| Part Number | MCP3422A1-E/MC | MCP3422A1-E/MS | MCP3426A1-E/MC | MCP3422A1T-E/MC | MCP3422A2-E/MC | MCP3422A3-E/MC | MCP3422A4-E/MC | MCP3422A5-E/MC | MCP3422A6-E/MC | MCP3422A7-E/MC | MCP3422A0-E/MC |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
| Number of Bits | 18 | 18 | 16 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
| Sampling Rate (Per Second) | 3.75 | 3.75 | 15 | 3.75 | 3.75 | 3.75 | 3.75 | 3.75 | 3.75 | 3.75 | 3.75 |
| Number of Inputs | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Input Type | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential |
| Data Interface | I²C | I²C | I²C | I²C | I²C | I²C | I²C | I²C | I²C | I²C | I²C |
| Configuration | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC | MUX-PGA-ADC |
| Ratio - S/H:ADC | - | - | - | - | - | - | - | - | - | - | - |
| Number of A/D Converters | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Architecture | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta |
| Reference Type | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal | Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Features | PGA | PGA | PGA | PGA | PGA | PGA | PGA | PGA | PGA | PGA | PGA |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Package / Case | 8-VFDFN Exposed Pad | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad | 8-VFDFN Exposed Pad |
| Supplier Device Package | 8-DFN (2x3) | 8-MSOP | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) | 8-DFN (2x3) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
