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| Part Number | MCP3421A1T-E/CH | MCP3421A2T-E/CH | MCP3421A3T-E/CH | MCP3425A1T-E/CH | MCP3421A0T-E/CH |
|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Active | Active | Active | Active | Active |
| Number of Bits | 18 | 18 | 18 | 16 | 18 |
| Sampling Rate (Per Second) | 3.75 | 3.75 | 3.75 | 15 | 3.75 |
| Number of Inputs | 1 | 1 | 1 | 1 | 1 |
| Input Type | Differential | Differential | Differential | Differential | Differential |
| Data Interface | I²C | I²C | I²C | I²C | I²C |
| Configuration | PGA-ADC | PGA-ADC | PGA-ADC | PGA-ADC | PGA-ADC |
| Ratio - S/H:ADC | - | - | - | - | - |
| Number of A/D Converters | 1 | 1 | 1 | 1 | 1 |
| Architecture | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta | Sigma-Delta |
| Reference Type | 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 |
| Voltage - Supply, Digital | 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 |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Package / Case | SOT-23-6 | SOT-23-6 | SOT-23-6 | SOT-23-6 | SOT-23-6 |
| Supplier Device Package | SOT-23-6 | SOT-23-6 | SOT-23-6 | SOT-23-6 | SOT-23-6 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
