| PartNumber | X9221AUS | X9221AUSI | X9221AUSIT1 |
| Description | IC XDCP DUAL 50K 2-WIRE 20-SOIC | IC DGTL POT 50KOHM 64TAP 20SOIC | IC XDCP DUAL 50K 2-WIRE 20-SOIC |
| Manufacturer | Intersil | Intersil | Intersil |
| Product Category | Data Acquisition - Digital Potentiometers | Data Acquisition - Digital Potentiometers | Data Acquisition - Digital Potentiometers |
| Series | XDCP | XDCP | XDCP |
| Packaging | Tube | Tube | Tape & Reel (TR) |
| Package Case | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Features | Selectable Address | Selectable Address | Selectable Address |
| Interface | I2C | I2C | I2C |
| Voltage Supply | 5V | 5V | 5V |
| Supplier Device Package | 20-SOIC W | 20-SOIC W | 20-SOIC W |
| Number of Circuits | 2 | 2 | 2 |
| Taper | Linear | Linear | Linear |
| Configuration | Potentiometer | Potentiometer | Potentiometer |
| Number of Taps | 64 | 64 | 64 |
| Resistance Ohms | 50k | 50k | 50k |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile |
| Tolerance | ±20% | ±20% | ±20% |
| Temperature Coefficient Typ | ±300 ppm/°C | ±300 ppm/°C | ±300 ppm/°C |
| Resistance Wiper Ohms Typ | 40 | 40 | 40 |