| Part Number | X9221AUPI | X9221AYPI | 
|---|---|---|
| Manufacturer | Renesas Electronics America Inc | Renesas Electronics America Inc | 
| Category | Data Acquisition - Digital Potentiometers | Data Acquisition - Digital Potentiometers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Taper | Linear | Linear | 
| Configuration | Potentiometer | Potentiometer | 
| Number of Circuits | 2 | 2 | 
| Number of Taps | 64 | 64 | 
| Resistance (Ohms) | 50k | 2K | 
| Interface | I²C | I²C | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Voltage - Supply | 5V | 5V | 
| Features | Selectable Address | Selectable Address | 
| Tolerance | ±20% | ±20% | 
| Temperature Coefficient (Typ) | ±300ppm/°C | ±300ppm/°C | 
| Mounting Type | Through Hole | Through Hole | 
| Supplier Device Package | 20-PDIP | 20-PDIP | 
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Resistance - Wiper (Ohms) (Typ) | 40 | 40 |