[sdiy] TLC272 vs CA3140

[anthony]

I think being all-CMOS makes the 272 unsuitable as anything even close to a 
substitute for the 3140.

----- Original Message ----- 
From: "Jay Schwichtenberg" <jays at aracnet.com>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Wednesday, August 03, 2005 10:25 PM
Subject: RE: [sdiy] TLC272 vs CA3140


> Another thing to look out for is the supply voltage. A lot of the TLC and
> TLV parts won't work with 30 volts(+-15 volts) usually because they were
> designed for low power applications. After looking at the data sheet the
> TLC272 it's one of those, only good for 16 volts. Don't know if that work
> work for you or not.
>
> Jay S.
>
>> -----Original Message-----
>> From: owner-synth-diy at dropmix.xs4all.nl
>> [mailto:owner-synth-diy at dropmix.xs4all.nl]On Behalf Of anthony
>> Sent: Wednesday, August 03, 2005 4:56 PM
>> To: synth-diy at dropmix.xs4all.nl
>> Subject: [sdiy] TLC272 vs CA3140
>>
>>
>> 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...)
>>
>>
>> aa
>>
>>
>
>
>