[sdiy] Speaking of OTAs/Matched Pairs????

[Colin Fraser]

> -----Original Message-----
> From: owner-synth-diy at node12b53.a2000.nl
> [mailto:owner-synth-diy at node12b53.a2000.nl]On Behalf Of Jim Patchell
> Sent: 12 March 2001 21:08
> To: Kevin Peek
> Cc: synth-diy at node12b53.a2000.nl
> Subject: Re: [sdiy] Speaking of OTAs/Matched Pairs????
>
>     Arrays like the CA3046 are actaully pretty well matched.  Even on
> the speck sheet, typical matching is 500uV (worst case is 5mV).  The
> CA3086 does not garentee any matching (it is the same part, just not
> tested).

If the CA3086 is just a 3046 without matching guaranteed, isn't that likely
to mean that matching is guaranteed to be outside the spec for the '46 ?

i.e. 3086 = 3046 that failed the matching test

Colin f