| PartNumber | MCP4231-502E/ML | MCP4231-502E/P | MCP4231-502E/SL |
| Description | Digital Potentiometer ICs Digital Pot 128 step SPI dual Ch | Digital Potentiometer ICs Dual 7B V SPI POT | Digital Potentiometer ICs Dual 7B V SPI POT |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | Digital Potentiometer ICs | Digital Potentiometer ICs | Digital Potentiometer ICs |
| RoHS | Y | Y | Y |
| Resistance | 5 kOhms | 5 kOhms | 5 kOhms |
| Number of POTs | Dual | Dual | Dual |
| Taps per POT | 128 | 128 | 128 |
| 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 | QFN-16 | PDIP-14 | SOIC-14 |
| Packaging | Tube | Tube | Tube |
| Height | 0.88 mm | 3.3 mm | 1.25 mm |
| Length | 4 mm | 19.05 mm | 8.65 mm |
| Supply Type | Single | Single | Single |
| Termination Style | SMD/SMT | Through Hole | SMD/SMT |
| Width | 4 mm | 6.35 mm | 3.9 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Type | Digital Potentiometer ICs | Digital Potentiometer ICs | Digital Potentiometer ICs |
| Factory Pack Quantity | 91 | 30 | 57 |
| 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 | 0.002014 oz | 0.057144 oz | 0.011923 oz |