| PartNumber | MCP4251-103E/ST | MCP4251-104E/SL | MCP4251-104E/ML |
| Description | Digital Potentiometer ICs Dual 8B V SPI POT | Digital Potentiometer ICs Dual 8B V SPI POT | Digital Potentiometer ICs Dual 8B V SPI POT |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Digital Potentiometer ICs | Digital Potentiometer ICs | Digital Potentiometer ICs |
| RoHS | Y | Y | Y |
| Series | MCP4251 | MCP4251 | MCP4251 |
| Resistance | 10 kOhms | 100 kOhms | 100 kOhms |
| Number of POTs | Dual | Dual | Dual |
| Taps per POT | 256 | 256 | 256 |
| Wiper Memory | Volatile | Volatile | Volatile |
| Digital Interface | Serial (SPI) | Serial (SPI) | Serial (SPI) |
| Operating Supply Voltage | 2.5 V, 3.3 V, 5 V | 2.5 V, 3.3 V, 5 V | 2.5 V, 3.3 V, 5 V |
| Operating Supply Current | 1 mA | 1 mA | 1 mA |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | PCB Mount | PCB Mount | PCB Mount |
| Package / Case | TSSOP-14 | SOIC-14 | QFN-16 |
| Packaging | Tube | Tube | Tube |
| Height | 0.9 mm | 1.25 mm | 0.88 mm |
| Length | 5 mm | 8.65 mm | 4 mm |
| Supply Type | Single | Single | Single |
| Termination Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Width | 4.4 mm | 3.9 mm | 4 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Type | Digital Potentiometer ICs | Digital Potentiometer ICs | Digital Potentiometer ICs |
| Factory Pack Quantity | 96 | 57 | 91 |
| Subcategory | Digital Potentiometer ICs | Digital Potentiometer ICs | Digital Potentiometer ICs |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 1.8 V | 1.8 V | 1.8 V |
| Unit Weight | 0.004949 oz | 0.011923 oz | 0.002014 oz |