| Part Number | MCP40D18T-104E/LT | MCP40D17T-104E/LT | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Data Acquisition - Digital Potentiometers | Data Acquisition - Digital Potentiometers | 
|   |   | |
| Product Status | Active | Active | 
| Taper | Linear | Linear | 
| Configuration | Rheostat | Rheostat | 
| Number of Circuits | 1 | 1 | 
| Number of Taps | 128 | 128 | 
| Resistance (Ohms) | 100k | 100k | 
| Interface | I²C | I²C | 
| Memory Type | Volatile | 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 | SC-70-6 | SC-70-6 | 
| Package / Case | 6-TSSOP, SC-88, SOT-363 | 6-TSSOP, SC-88, SOT-363 | 
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | 
| Resistance - Wiper (Ohms) (Typ) | 155 | 155 |