The CA3080 was the first commercially available operational transconductance amplifier (OTA), produced by RCA in 1969 and discontinued by Intersil in 2005.
The CA3280 is a discontinued dual OTA with better specs than CA3080 and LM13x00.
- AS3080E - 'Extended CA3080' from ALFA RPAR in DIP and SOIC
- Newnes Linear IC Pocket Book by R.M. Marston, Newnes, 1999, ISBN 0750641932, p. 116
- Making Music with the 3080 OTA by Thomas Henry, 2003
- Ten 3080 Circuits by Tim Orr, ETI, Apr 1979