| CA3080 | Intersil | OTA, Operational Transconductance Amplifier, 2MHz |
| CA3080A | Intersil | OTA, Operational Transconductance Amplifier, Reduced Input Offset Voltage, 2MHz |
| CA3280 | Intersil | OTA, Operational Transconductance Amplifier, Dual, 9MHz |
| CA3280A | Intersil | OTA, Operational Transconductance Amplifier, Dual, 9MHz, Improved Input Characteristics |
|