AD9834 is a 20mW power, 2.3V to 5.5V power supply, 50MHz complete DDS chip. It has Narrow-band SFDR>72dB, 2.3V to 5.5V power supply, 50MHz reference clock, 0MHz to 25MHz output, sine output/triangular output, on-board comparator, 3-wire SPI® interface, extended temperature range (-40°C to +105°C), power-down option, 20mW power consumption, 3V, 20-Lead TSSOP package and other features.