[sdiy] modern AD/DA chips?

[Scott Gravenhorst]

xyzzy at sysabend.org wrote:
>On Tue, May 05, 2009 at 11:54:21PM +0100, Tom Wiltshire wrote:
>> >You say there are lots of Audio combo ADC/DAC's, are there any decent
>> >precision ADC/DAC chips?  The only stuff I've found has been very  
>> >"audio" (
>> >Max INL of 16 if you're *lucky* ).
>> 
>> Oh, you can definitely do better than that. Try having a look at the  
>> Cirrus parts:
>> 
>> http://www.cirrus.com/en/products/
>> 
>> I've used one of their 24-bit stereo DACs, and apart from being too  
>> damn small and fiddly, it's a great part and cheap too.
>
>I dont see any combo ADC/DAC parts from them, although I've only spent about
>10 minutes so maybe I've missed them.  They have some good industrial grade
>ADCs but no Industrial DACs and the error on the audio stuff is as expected,
>fairly poor.  Find for audio, but not for precision CV stuff.

Well, I'm not sure how much the error numbers really mean for audio.  I've got pretty
good ears and the unit I've used (CS4344) doesn't do nasty things.  

What are you expecting and looking for?

How does "fairly poor" translate to what you can actually hear?



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