| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | 74F243SC |  133Kb/6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SCQB |  133Kb/6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SCX |  133Kb/6P | Quad Bus Transceiver with TRI-STATE Outputs |
 National Semiconductor ... | 74F243SCQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SCX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SMQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243SMX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DCQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DCX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DMQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243DMX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FCX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243FMX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243LCQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243LCX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243LMQB |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F243LMX |  133Kb/ 6P | Quad Bus Transceiver with TRI-STATE Outputs |
| 74F240 |  189Kb/ 10P | Octal Buffers/Line Drivers with TRI-STATE Outputs |