CA3046 vs CA3086?

[Kevin Lightner]

>> I have a couple of schematics that use the CA3046 and the CA3086. For
>>practical
>> reasons I would like to standardize on one of them. Both are NPN transistor
>> arrays with the same pinout. Farnell stock both and the CA3086 is
>>slightly more
>> expensive. Is it better? The higher number suggests that it is newer and
>> therefore might be an improved version. Is this true? Or are they actually
>> incompatible?
>
>I have the impression, that they are the same chips but measured/tested to
>different specs. I think I found that the 3046 had better characteristics.




We had this thread a while back in DIY.

The 3046 was deemed better at that time, I think.

But...
Oberheim SEMs use 3086's.

Moog 921's use SG3821's

Being the same basic device, I'd like to know what the criteria was for
Moog and Oberheim choosing these over 3046's. Price?

-K