Main features:

• Two AD1955 in dual mono configuration and external digital filter mode

• Two low-jitter digitally tunable oscillators (22.5792MHz and 24.576MHz)

• Re-clocking stage for audio data input 

• High-speed buffered I/V conversion stage

• Hybrid volume control system with 0-99dB attenuation range

• Constant-impedance single-element attenuation matrix

• Low-impedance discrete output driver

• Low-noise discrete regulators for all digital and analogue power lines and references