EVAL-ADN2850-25, Evaluation Board for ADN2850 Dual, 1024-Position, Nonvolatile Memory Digital Potentiometer. The ADN2850 supports a dual-supply 2.25 V to 2.75 V operation and a single-supply 2.7 V to 5.5 V operation, making the device suited for battery-powered applications and many other applications. In addition, the ADN2850 uses a versatile SPI-compatible serial interface, allowing speeds of up to 50 MHz