I have not seen the original post and am not sure what the requirements
are but we are using LMV385 (dual op amp).

Tal

> -----Original Message-----
> From: pic microcontroller discussion list
> [mailto:PICLIST@MITVMA.MIT.EDU] On Behalf Of Dwayne Reid
> Sent: Saturday, January 18, 2003 1:52 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: low cost op-amps
>
>
> Thanks to all for the suggestions.
>
> I'll post the list of devices that I considered, along with
> 100 lot pricing in Canadian dollars as quoted by Arrow.
>
> Low cost single supply dual op-amps
> Prices in Can $ @ 100 pieces
> All parts include 0V in the input common mode range
> AD = Anlog Devices, LT = Linear Technology, TI = Texas
> Instruments, NS = National Semiconductor, MCP = Microchip
>
> Part        Manufct VIOS    V0hi    Supply      Price
>   #                  (mV)    (min)   range       C$ @100
>
> AD8552      AD      0.003   R-R     2.7 - 5     4.39
>
> LT1013      TI      0.3     Vcc-1   5..40       0.88
> LT1013D     TI      0.8     Vcc-1   5..40       0.89
> TLE2022     TI      0.15    Vcc-1   4..40       1.05
> TLC2272     TI      0.95    R-R     4.4 - 16    0.99
>
> LMC6082     NS      0.35    R-R     4.5 - 15.5  2.15
> LMC6462     NS      0.50    R-R     3 - 15.5    2.13
> LMC6482     NS      0.75    R-R     3 - 15.5    0.88
> LMV712      NS      0.40    R-R     2.7 - 5     1.22 @ 1000 MOQ
>
> MCP607      MCP     0.25    R-R     2.5 - 5.5   1.17
> MCP617      MCP     0.15    R-R     2.3 - 5.5   1.26
> MCP6022     MCP     0.50    R-R     2.5 - 5.5   1.59
>
> I've got lots more to choose from but all of the above are in
> stock and available from multiple distributors.  The part I'm
> probably going to use is the LT1013 since there seems to be
> more 'wiggle room' on pricing if the product goes to high
> volume.  But I could drop any of the above in the circuit and
> not have a problem.
>
> Thanks again for the suggestions.
>
> dwayne
>
> --
> Dwayne Reid   <dwayner@planet.eon.net>
> Trinity Electronics Systems Ltd    Edmonton, AB, CANADA
> (780) 489-3199 voice          (780) 487-6397 fax
>
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