| 137321 | 74F623 | Inverting Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137322 | 74F623 | Inverting Octal Bus Transceiver with TRI-STATE Outputs | National Semiconductor |
| 137323 | 74F623 | Octal bus transceiver, non–inverting (3tate) | Philips |
| 137324 | 74F623PC | Inverting Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137325 | 74F623SC | Inverting Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137326 | 74F623SCX | Inverting Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137327 | 74F64 | 4-2-3-2-Input AND-OR-Invert Gate | Fairchild Semiconductor |
| 137328 | 74F64 | 4-2-3-2-Input AND/OR Invert Gate | National Semiconductor |
| 137329 | 74F64 | 4-2-3-2-input AND-OR-invert gate | Philips |
| 137330 | 74F640 | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137331 | 74F640 | Octal Bus Transceiver with TRI-STATE Outputs | National Semiconductor |
| 137332 | 74F640 | Octal bus transceiver, inverting (3-State) | Philips |
| 137333 | 74F640PC | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137334 | 74F640SC | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137335 | 74F640SCX | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137336 | 74F641 | Octal bus transceiver with common output enable, non-inverting (open collector) | Philips |
| 137337 | 74F642 | Transceivers | Philips |
| 137338 | 74F645 | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137339 | 74F645 | Octal Bus Transceiver with TRI-STATE Outputs | National Semiconductor |
|
| 137340 | 74F645PC | Octal Bus Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 137341 | 74F646 | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137342 | 74F646 | Octal Bus Transceiver and Register with TRI-STATE Outputs | National Semiconductor |
| 137343 | 74F646 | Octal transceiver/register, non-inverting 3-State | Philips |
| 137344 | 74F646A | Octal transceiver/register, non-inverting/inverting (3-State) | Philips |
| 137345 | 74F646B | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137346 | 74F646B | Octal Bus Transceiver and Register with TRI-STATE Outputs | National Semiconductor |
| 137347 | 74F646BSC | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137348 | 74F646BSC | Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 137349 | 74F646BSCX | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137350 | 74F646BSPC | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137351 | 74F646BSPC | Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 137352 | 74F646MSA | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137353 | 74F646MSA | Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 137354 | 74F646MSAX | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137355 | 74F646SC | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137356 | 74F646SC | Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 137357 | 74F646SCX | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137358 | 74F646SPC | Octal Bus Transceiver and Register with 3-STATE Outputs | Fairchild Semiconductor |
| 137359 | 74F646SPC | Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 137360 | 74F647 | Octal transceiver/register, non-inverting open-collector | Philips |
