On Thursday, May 01, 1997 4:43 PM, Mike Ghormley [SMTP:mikeg@BLACKSAND.COM]
wrote:
> There is a Stereo Digital Volume Control made by Crystal (really Cirrus
> Logic).  It is the CS3310.  It has:
>         127dB (!) of range
>                 95.5dB of attenuation
>                 31.5dB of gain
>                 0.5dB steps.
>         0.001% TDH
>         3-wire 16-bit interface
>         Operates from +/-5V.
>         Outputs can drive a 600 ohm load.
>         Input/output is only +/- 3.75V.

Thanks everyone for the suggestions on the digital
pot.  FYI I tried the CS3310 and got an astounding
SNR ("A" weighted) of ~ 120dB and < .0005% T.H.D.!

Robert Zeff
Nikola Engineering
209-599-1989
rzeff@nikola.com
Free Spice for Windows NT / Win95:
WWW:  http://Nikola.com