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BU7831KN_06 Datasheet, PDF (1/17 Pages) Rohm – Voice/Audio Mixer & Selector | |||
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TECHNICAL NOTE
Sound Path Selector LSI Series
Voice/Audio
Mixer & Selector
BU7831KN
âDescription
BU7831KN is the sound path selector which include 3 stereo inputs, Stereo headphone amp, 600Ω driver amp, and
2stereooutputs. Each output have a mixer and an attenuator, you can set the variable audio path setting. The variable audio
source can connect to Headphone and speaker through this LSI.
âFeature
1) It has 3stereo inputs.
2) It has analog mixer on each input.
3) It matches for the application used the Headphone because it has 16⦠audio driver.
4) 16Ω driver has the pop-noise less function.
5) The attenuator of 16⦠driver has soft changing and muting function.
6) It has 600⦠driver for external output.
7) It included stereo output for stereo speaker.
8) VQFN20 small package
âApplications
It is for portable equipments with audio player.
Apr. 2006
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