| Manufacturer | Part Number | Description |
|---|---|---|
HTCSEMI |
HT6543A | Push-Pull Output Sub-Microamp Comparators |
HTCSEMI |
HT6541B | Push-Pull Output Sub-Microamp Comparators |
| HT6542B | Keyboard Controller | |
HTCSEMI |
HT6541A | Push-Pull Output Sub-Microamp Comparators |
| HT654 | 318 Series of Decoders | |
HTCSEMI |
HT6542A | Push-Pull Output Sub-Microamp Comparators |
HTCSEMI |
HT6544A | Push-Pull Output Sub-Microamp Comparators |