| PartNumber | MCP3421A0T-E/CH | MCP3421A3T-E/CH | MCP3421A4T-E/CH |
| Description | Analog to Digital Converters - ADC 18-B delta-sigma ADC Sngl Ch 4sps | Analog to Digital Converters - ADC 18-B delta-sigma ADC Sngl Ch 4sps | Analog to Digital Converters - ADC LDO |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Analog to Digital Converters - ADC | Analog to Digital Converters - ADC | Analog to Digital Converters - ADC |
| RoHS | Y | Y | Y |
| Series | MCP3421 | MCP3421 | MCP3421 |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-6 | SOT-23-6 | SOT-23-6 |
| Resolution | 18 bit | 18 bit | 18 bit |
| Number of Channels | 1 Channel | 1 Channel | - |
| Sampling Rate | 3.75 S/s, 15 S/s, 60 S/s, 240 S/s | 3.75 S/s, 15 S/s, 60 S/s, 240 S/s | 3.75 S/s, 15 S/s, 60 S/s, 240 S/s |
| Input Type | Differential | Differential | - |
| Interface Type | I2C | I2C | - |
| Architecture | Sigma-Delta | Sigma-Delta | Sigma-Delta |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 85 C | - |
| Packaging | Reel | Reel | Reel |
| Height | 1.1 mm | 1.3 mm | - |
| Length | 2.95 mm | 3.1 mm | - |
| Number of Converters | 1 Converter | 1 Converter | - |
| Width | 1.63 mm | 1.8 mm | - |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| INL Integral Nonlinearity | 35 ppm | 35 ppm | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | 2.7 V to 5.5 V | - |
| Product Type | ADCs - Analog to Digital Converters | ADCs - Analog to Digital Converters | ADCs - Analog to Digital Converters |
| Reference Voltage | 2.048 V | - | - |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | Data Converter ICs | Data Converter ICs | Data Converter ICs |
| Unit Weight | 0.000229 oz | 0.001270 oz | - |
| Reference Type | - | Internal | - |