| 156481 | 74F1240 | Octal inverter buffer (3-State) | Philips |
| 156482 | 74F1241 | Octal inverter buffer 3-State | Philips |
| 156483 | 74F1244 | Octal buffer (3-State) | Philips |
| 156484 | 74F1245 | Octal transceiver 3-State | Philips |
| 156485 | 74F125 | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156486 | 74F125 | Quad Buffer (TRI-STATE) | National Semiconductor |
| 156487 | 74F125 | Quad buffers (3-State) | Philips |
| 156488 | 74F125CW | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156489 | 74F125PC | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156490 | 74F125SC | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156491 | 74F125SCX | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156492 | 74F125SJ | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156493 | 74F125SJX | Quad Buffer (3-STATE) | Fairchild Semiconductor |
| 156494 | 74F126 | Quad buffers (3-State) | Philips |
| 156495 | 74F132 | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156496 | 74F132 | Quad 2-Input NAND Schmitt Trigger | National Semiconductor |
| 156497 | 74F132 | Quad 2-input NAND Schmitt trigger | Philips |
| 156498 | 74F132PC | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156499 | 74F132PC | Quad 2-Input NAND Schmitt Trigger | National Semiconductor |
|
| 156500 | 74F132SC | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156501 | 74F132SC | Quad 2-Input NAND Schmitt Trigger | National Semiconductor |
| 156502 | 74F132SCX | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156503 | 74F132SJ | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156504 | 74F132SJ | Quad 2-Input NAND Schmitt Trigger | National Semiconductor |
| 156505 | 74F132SJX | Quad 2-Input NAND Schmitt Trigger | Fairchild Semiconductor |
| 156506 | 74F133 | 13-input NAND gate | Philips |
| 156507 | 74F138 | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156508 | 74F138 | 1-of-8 Decoder/Demultiplexer | National Semiconductor |
| 156509 | 74F138 | 1-of-8 decoder/demultiplexer | Philips |
| 156510 | 74F138PC | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156511 | 74F138PC | 1-of-8 Decoder/Demultiplexer | National Semiconductor |
| 156512 | 74F138SC | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156513 | 74F138SC | 1-of-8 Decoder/Demultiplexer | National Semiconductor |
| 156514 | 74F138SCX | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156515 | 74F138SJ | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156516 | 74F138SJ | 1-of-8 Decoder/Demultiplexer | National Semiconductor |
| 156517 | 74F138SJX | 1-of-8 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156518 | 74F139 | Dual 1-of-4 Decoder/Demultiplexer | Fairchild Semiconductor |
| 156519 | 74F139 | Dual 1-of-4 Decoder/Demultiplexer | National Semiconductor |
| 156520 | 74F139 | Dual 1-of-4 decoder/demultiplexer | Philips |
