Operational transconductance amplifier: Difference between revisions
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== DIY OTA == |
== DIY OTA == |
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OTA can be made from matched-pair |
OTA can be made from [[Transistor matching|matched-pair BJT]]s.<ref>[http://users.ece.gatech.edu/~lanterma/studentprojects/TeamOTAComparison.pdf Comparison of Operational Transconductance Amplifiers] by Paul Brown and Wallace Tennille, p. 4</ref> |
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== See also == |
== See also == |
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* Intersil [[CA3080]], the classic single OTA and CA3280 a dual OTA with better specs than the CA3080 and LM13x00 |
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* [[CA3080]] |
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* National Semiconductor LM13600 and [[LM13700]], both dual OTAs |
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* Philips [[NE5517]], similar to the LM13600 |
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* Maxim [[MAX435]] and MAX436<ref>[https://web.archive.org/web/20080418141642/http://users.ece.gatech.edu:80/~lanterma/sdiy/datasheets/ Aaron's Synth DIY Datasheet and Ap Note Collection], (Archive.org)</ref><ref>''[http://synth.stromeko.net/diy/OTA.pdf Operational Transconductance Amplifiers]'' by Achim Gratz</ref> |
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== References == |
== References == |
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== Further reading == |
== Further reading == |
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* 'Musical Applications of Microprocessors'' by Hal Chamberlin, Hayden Books, 1985, ISBN 0810457687, pp. 200-209 |
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* ''IC Op-Amp Cookbook'' by Walter G. Jung, H.W. Sams, ISBN 0-672-21695-7 |
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[[Category:Linear ICs]] |
[[Category:Linear ICs]] |
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Revision as of 16:01, 5 November 2017
An operational transconductance amplifier (OTA) is an amplifier whose differential input voltage produces an output current.[1]
DIY OTA
OTA can be made from matched-pair BJTs.[2]
See also
- Intersil CA3080, the classic single OTA and CA3280 a dual OTA with better specs than the CA3080 and LM13x00
- National Semiconductor LM13600 and LM13700, both dual OTAs
- Philips NE5517, similar to the LM13600
- Maxim MAX435 and MAX436[3][4]
References
- ^ Wikipedia:Operational transconductance amplifier
- ^ Comparison of Operational Transconductance Amplifiers by Paul Brown and Wallace Tennille, p. 4
- ^ Aaron's Synth DIY Datasheet and Ap Note Collection, (Archive.org)
- ^ Operational Transconductance Amplifiers by Achim Gratz
External links
- Operational Transconductance Amplifiers by Achim Gratz
- A Short Discussion of the Operational Transconductance Amplifier (OTA) by Eugene M. Zumchak, February 1999
- Demystifying the Operational Transconductance Amplifier, Texas Instrument Application Report SBOA117–May 2009 by Xavier Ramus
- Designing Analog Chips by Hans Camenzind, chapter 10
- Understanding and Using OTA Op-Amps - Part 1 by Ray Marston, Nuts & Volts, April 2003
- Understanding and Using OTA Op-Amps - Part 2 by Ray Marston, Nuts & Volts, May 2003
- LM13700 OTA – The missing forumla
- reducing distortion in OTAs (LM13700, etc), Muff Wiggler forum, Oct 2015
- Last of the OTA's by Don Tillman 10 June 2005
Data sheets
- Operational Transconductance Amplifiers (OTA) at Aaron D. Lanterman's Synth DIY Datasheet and Ap Note Collection (Archive.org)
Projects
- VCF-1 by Thomas Henry
Further reading
- 'Musical Applications of Microprocessors by Hal Chamberlin, Hayden Books, 1985, ISBN 0810457687, pp. 200-209