| Part Number | MCP4351-503E/ML | MCP4341-503E/ML | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Data Acquisition - Digital Potentiometers | Data Acquisition - Digital Potentiometers | 
|   |   | |
| Product Status | Active | Active | 
| Taper | Linear | Linear | 
| Configuration | Potentiometer | Potentiometer | 
| Number of Circuits | 4 | 4 | 
| Number of Taps | 257 | 129 | 
| Resistance (Ohms) | 50k | 50k | 
| Interface | SPI | SPI | 
| Memory Type | Volatile | Non-Volatile | 
| Voltage - Supply | 1.8V ~ 5.5V | 1.8V ~ 5.5V | 
| Features | - | - | 
| Tolerance | ±20% | ±20% | 
| Temperature Coefficient (Typ) | 150ppm/°C | 150ppm/°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Supplier Device Package | 20-QFN (4x4) | 20-QFN (4x4) | 
| Package / Case | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Resistance - Wiper (Ohms) (Typ) | 75 | 75 |