| 148401 | 74ABT540PWDH | Octal buffer, inverting 3-State | Philips |
| 148402 | 74ABT541 | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148403 | 74ABT541 | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 148404 | 74ABT541 | Octal buffer/line driver (3-State) | Philips |
| 148405 | 74ABT541CMSA | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148406 | 74ABT541CMSAX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148407 | 74ABT541CMTC | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148408 | 74ABT541CMTCX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148409 | 74ABT541CPC | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148410 | 74ABT541CSC | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148411 | 74ABT541CSCX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148412 | 74ABT541CSJ | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148413 | 74ABT541CSJX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 148414 | 74ABT541D | Octal buffer/line driver (3-State) | NXP Semiconductors |
| 148415 | 74ABT541D | Octal buffer/line driver 3-State | Philips |
| 148416 | 74ABT541DB | Octal buffer/line driver (3-State) | NXP Semiconductors |
| 148417 | 74ABT541DB | Octal buffer/line driver 3-State | Philips |
| 148418 | 74ABT541N | Octal buffer/line driver (3-State) | NXP Semiconductors |
| 148419 | 74ABT541N | Octal buffer/line driver 3-State | Philips |
|
| 148420 | 74ABT541PW | Octal buffer/line driver (3-State) | NXP Semiconductors |
| 148421 | 74ABT541PW | Octal buffer/line driver 3-State | Philips |
| 148422 | 74ABT541PWDH | Octal buffer/line driver 3-State | Philips |
| 148423 | 74ABT543 | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148424 | 74ABT543 | Octal Registered Transceiver with TRI-STATE Outputs | National Semiconductor |
| 148425 | 74ABT543A | Octal latched transceiver with dual enable (3-State) | Philips |
| 148426 | 74ABT543AD | Octal latched transceiver with dual enable; 3-state | NXP Semiconductors |
| 148427 | 74ABT543AD | Octal latched transceiver with dual enable 3-State | Philips |
| 148428 | 74ABT543ADB | Octal latched transceiver with dual enable; 3-state | NXP Semiconductors |
| 148429 | 74ABT543ADB | Octal latched transceiver with dual enable 3-State | Philips |
| 148430 | 74ABT543AN | Octal latched transceiver with dual enable 3-State | Philips |
| 148431 | 74ABT543APW | Octal latched transceiver with dual enable; 3-state | NXP Semiconductors |
| 148432 | 74ABT543APW | Octal latched transceiver with dual enable 3-State | Philips |
| 148433 | 74ABT543CMSA | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148434 | 74ABT543CMSAX | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148435 | 74ABT543CMTC | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148436 | 74ABT543CMTCX | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148437 | 74ABT543CSC | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148438 | 74ABT543CSCX | Octal Registered Transceiver with 3-STATE Outputs | Fairchild Semiconductor |
| 148439 | 74ABT543CSPC | Octal Registered Transceiver with 3-STATE Outputs [Advanced] | Fairchild Semiconductor |
| 148440 | 74ABT544 | Octal latched transceiver with dual enable, inverting (3-State) | Philips |
