| IS-139ARH | Intersil | |
| IS-139ASRH | Intersil | Quad Voltage Comparator, Single/Dual Supply 9-30V, Single Event Rad-Hard 300k |
| KA239 | Fairchild Semiconductor | Quad Comparator |
| KA239A | Fairchild Semiconductor | Quad Comparator |
| KA2901 | Fairchild Semiconductor | Quad Comparator |
| KA2903 | Fairchild Semiconductor | Dual Comparator |
| KA293 | Fairchild Semiconductor | |
| KA293A | Fairchild Semiconductor | |
| KA311 | Fairchild Semiconductor | Single Comparator |
| KA319 | Fairchild Semiconductor | Dual Comparator |
| KA3302 | Fairchild Semiconductor | Quad Comparator |
| KA339 | Fairchild Semiconductor | Quad Comparator |
| KA339A | Fairchild Semiconductor | Quad Comparator |
| KA393 | Fairchild Semiconductor | Dual Comparator |
| LM111 | National Semiconductor | Voltage Comparator |
| LM119 | National Semiconductor | High Speed Dual Comparator |
| LM139 | National Semiconductor | Low Power Low Offset Voltage Quad Comparator |
| LM160 | National Semiconductor | High Speed Differential Comparator |
| LM161 | National Semiconductor | High Speed Differential Comparator |
| LM193 | National Semiconductor | Low Power Low Offset Voltage Dual Comparator |