| Part Number | DS1803Z-050 | DS18030-050 | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| 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 | 256 | 256 | 
| Resistance (Ohms) | 50k | 50k | 
| Interface | I²C | I²C | 
| Memory Type | Volatile | Volatile | 
| Voltage - Supply | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 
| Features | Selectable Address | Selectable Address | 
| Tolerance | ±20% | ±20% | 
| Temperature Coefficient (Typ) | 750ppm/°C | 750ppm/°C | 
| Mounting Type | Surface Mount | Through Hole | 
| Supplier Device Package | 16-SOIC | 16-PDIP | 
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-DIP (0.300", 7.62mm) | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Resistance - Wiper (Ohms) (Typ) | 400 | 400 |