| Manufacturer | Part Number | Description |
|---|---|---|
| General Instrument | MCT66 | Dual Phototransistor Optocouplers |
ISOCOM |
MCT66 | HIGH DENSITY PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS |
Fairchild (now onsemi) |
MCT66 | Dual Optically-Coupled Isolator |