| 137881 | 74F537PC | 1-of-10 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137882 | 74F537SC | 1-of-10 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137883 | 74F537SCX | 1-of-10 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137884 | 74F538 | 1-of-8 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137885 | 74F538 | 1-of-8 Decoder with TRI-STATE Outputs | National Semiconductor |
| 137886 | 74F538 | 1-of-8 decoder (3-State) | Philips |
| 137887 | 74F538PC | 1-of-8 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137888 | 74F538SC | 1-of-8 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137889 | 74F538SCX | 1-of-8 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137890 | 74F538SJ | 1-of-8 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137891 | 74F539 | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 137892 | 74F539 | Dual 1-of-4 Decoder with TRI-STATE Outputs | National Semiconductor |
| 137893 | 74F539 | Dual 1-of-4 decoder 3-State | Philips |
| 137894 | 74F539CW | Dual 1-of-4 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137895 | 74F539PC | Dual 1-of-4 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137896 | 74F539SC | Dual 1-of-4 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137897 | 74F539SCX | Dual 1-of-4 Decoder with 3-STATE Outputs | Fairchild Semiconductor |
| 137898 | 74F540 | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137899 | 74F540 | Octal Buffer/Line Driver with TRI-STATE Outputs (Inverting) | National Semiconductor |
|
| 137900 | 74F540 | Octal buffer (3- State) | Philips |
| 137901 | 74F540PC | Octal Buffer/Line Driver with 3-STATE Outputs (Inverting) | Fairchild Semiconductor |
| 137902 | 74F540PC | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137903 | 74F540SC | Octal Buffer/Line Driver with 3-STATE Outputs (Inverting) | Fairchild Semiconductor |
| 137904 | 74F540SC | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137905 | 74F540SCX | Octal Buffer/Line Driver with 3-STATE Outputs (Inverting) | Fairchild Semiconductor |
| 137906 | 74F540SJ | Octal Buffer/Line Driver with 3-STATE Outputs (Inverting) | Fairchild Semiconductor |
| 137907 | 74F540SJ | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137908 | 74F540SJX | Octal Buffer/Line Driver with 3-STATE Outputs (Inverting) | Fairchild Semiconductor |
| 137909 | 74F541 | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137910 | 74F541 | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137911 | 74F541 | Octal buffer (3- State) | Philips |
| 137912 | 74F541PC | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137913 | 74F541PC | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137914 | 74F541PCQR | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137915 | 74F541SC | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137916 | 74F541SC | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137917 | 74F541SCX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137918 | 74F541SJ | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
| 137919 | 74F541SJ | Octal Buffer/Line Driver with TRI-STATE Outputs | National Semiconductor |
| 137920 | 74F541SJX | Octal Buffer/Line Driver with 3-STATE Outputs | Fairchild Semiconductor |
