| LMC7221 | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221AIM | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221BIM | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221AIMX | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221BIMX | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221AIM5 | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221BIM5 | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221AIM5X | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |
| LMC7221BIM5X | National Semiconductor | Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output |