The AD9832 includes a high impedance current source 10-bit DAC, capable of driving a wide range of loads at different speeds. Full-scale output current can be adjusted for optimum power and external load requirements by using a single external resistor (RSET). The DAC is configured for single-ended operation. The load resistor can be any value required, as long as the full-scale voltage developed across it does not exceed the voltage compliance range. Because full-scale current is controlled by RSET, adjustments to RSET can balance changes made to the load resistor. However, if the DAC full-scale output current is significantly less than 4 mA, the linearity of the DAC may degrade.