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| Part Number | MCP3422A0T-E/SN | MCP3422A1T-E/SN | MCP3426A0T-E/SN | MCP3422A2T-E/SN | MCP3422A3T-E/SN | MCP3422A4T-E/SN | MCP3422A5T-E/SN | MCP3422A6T-E/SN | MCP3422A7T-E/SN | MCP3422A0-E/SN |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | 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 |
| Number of Bits | 18 | 18 | 16 | 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, 15, 60, 240 |
| Number of Inputs | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Input Type | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential | Differential |
| Data Interface | 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 |
| Ratio - S/H:ADC | - | - | - | - | - | - | - | - | - | - |
| Number of A/D Converters | 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 |
| Reference Type | 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 |
| 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 |
| Features | 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 |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
