The AD5161 is a 256-position SPI/I2C selectable digital potentiometer from Analog Devices. It has 5kΩ, 10kΩ, 50kΩ, and 100kΩ resistance values, a 3mm x 4.9mm package, support for SPI/I2C communications, single supply power, and a working temperature range of -40°C to +125°C.
The AD5161 is a compact digital potentiometer offering 256 positions with end-to-end resistance options of 5 kΩ, 10 kΩ, 50 kΩ, and 100 kΩ. It features a pin-selectable interface compatible with both SPI and I²C protocols, allowing for flexible integration in various electronic designs.
| Resolution | 8 Bits |
|---|---|
| End-to-end Resistance Options | 5 kΩ, 10 kΩ, 50 kΩ, 100 kΩ |
| Package Type | MSOP-10 (3 mm x 4.9 mm) |
| Operating Temperature Range | -40°C to +125°C |
| Power Supply Range | 2.7 V to 5.5 V |
The device supports both SPI and I²C compatible digital interfaces, selectable via a pin.
Yes, the SDO output allows for daisy-chaining multiple devices when using SPI mode.
The shutdown supply current is typically 0.01 µA at a 5.5 V supply voltage.