SV: [sdiy] TLC272 vs CA3140

[karl dalen]

--- anthony <aankrom at bluemarble.net> skrev:

> While we're on the topic of opamps, I've been wondering if TLC272's would 
> substitute well in circuits that call for CA3140.
> 
> My guess is probably not - not usually. The 272 is all CMOS while the 3140 
> has CMOS inputs.
> 
> I've never really seen an opamp that would totally take the place of a 
> CA3140. Maybe one of the Excalibers like a TLE2062? (I have one of those...)

In the past Cmos op amps had large problems driving 
capacitive loads, they are better today but still sensitive.
However Bw in cmos today are way beoyond so try and se how 
it behaves.  

Reg
KD

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