- CD4081BC
- Fairchild Semiconductor
- Quad 2-Input OR Buffered B Series Gate - Quad 2-Input AND Buffered B Series Gate
- CD4081BCM
- Fairchild Semiconductor
- Quad 2-Input AND Buffered B Series Gate
- CD4081BCMX
- Fairchild Semiconductor
- Quad 2-Input AND Buffered B Series Gate
- CD4081BCN_NL
- Fairchild Semiconductor
- Quad 2-Input OR/AND Buffered B Series Gate
- CD4081BCNX
- Fairchild Semiconductor
- Quad 2-Input AND Buffered B Series Gate
- CD4081BC
- National Semiconductor
- Quad 2-Input OR, AND Buffered B Series Gate
- CD4081BCJ
- National Semiconductor
- Quad 2-Input AND Buffered Gate
- CD4081BCN
- National Semiconductor
- Quad 2-Input AND Buffered Gate