[sdiy] 4051 mux with caps and buffers?

[Veronica Merryfield]

google <octal mux capacitor hold buffer> - throws up a few likely candidates.

On 2012-07-01, at 9:29 PM, Robin Whittle wrote:

> I recall in the past there was a 16 pin chip, with the same pin-out as a
> 4051 8-way multiplexer, except that it contained a capacitor for each
> mux output, followed by a buffer.  So it replaced a 4051, 8 capacitors
> and two quad op-amps.
> 
> Can anyone recall what this chip was?  I hope it is still available.
> 
>  - Robin
> 
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