| PartNumber | MCP3221A0T-E/OT | MCP3221A1T-E/OT | MCP3221A2T-E/OT |
| Description | Analog to Digital Converters - ADC 12-bit ADC I2C Single Channel | Analog to Digital Converters - ADC 12-bit ADC, I2C, single channel | Analog to Digital Converters - ADC 12-bit ADC, I2C, single channel |
| 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 |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-5 | SOT-23-5 | SOT-23-5 |
| Resolution | 12 bit | 12 bit | 12 bit |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Sampling Rate | 22.3 kS/s | 22.3 kS/s | 22.3 kS/s |
| Input Type | Single-Ended | Single-Ended | Single-Ended |
| Interface Type | I2C | I2C | I2C |
| Architecture | SAR | SAR | SAR |
| SNR Signal to Noise Ratio | 72 dB | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Packaging | Reel | Reel | Reel |
| Number of Converters | 1 Converter | - | - |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Supply Voltage | 2.7 V to 5.5 V | 5 V | 5 V |
| Product Type | ADCs - Analog to Digital Converters | ADCs - Analog to Digital Converters | ADCs - Analog to Digital Converters |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | Data Converter ICs | Data Converter ICs | Data Converter ICs |
| Unit Weight | 0.000222 oz | 0.000222 oz | 0.000222 oz |
| Reference Voltage | - | 2.7 V to 5.5 V | 2.7 V to 5.5 V |