The DVFA101 is a complete audio front end addressing all audio in/out functionality expected from high-end VoIP terminals, providing two high-quality audio DACs and ADCs. The DVFA101 supports audio sampling rates of 8, 16 and 32 kHz for narrowband, wideband and super-wideband voice, has three differential input amplifiers and two differential output amplifiers which can support stereo and mono speakers, headsets, and/or line outputs. The DVFA101 supports digital microphone, hardware-controlled mute, and three individual analog mute inputs that function independently, capable of muting each of the three differential input amplifiers.

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