| CD4021BCMX | | part details | | FAIRCH | | 04+ | | Avail | | 23272 |
| |
| |
| CD4021BCM | | part details | | Fairchild | | 00+ | | Avail | | 13080 |
| |
| |
| CD4021BCMX | | part details | | FSC | | 10+ | | Avail | | 11555 |
| |
| |
| CD4021BCMX | | part details | | FAIRCHILD | | 1113 | | Avail | | 7080 |
| |
| |
| CD4021BCMX | | part details | | FAIRCHILD | | 1045 | | Avail | | 5000 |
| |
| |
| CD4021BCM | | part details | | FSC | | 01+ | | Avail | | 5000 |
| |
| |
| CD4021BCMX | | part details | | FSC | | 01+ | | Avail | | 5000 |
| |
| |
| CD4021BCMX | | part details | | Fairchild | | 00+ | | Avail | | 5000 |
| |
| |
| CD4021BC | | part details | | FSC | | | Avail | | 2229 |
| |
| |
| CD4021BCMX | | part details | | National Semiconductor/Te | | 97 | | Avail | | 1255 |
| |
| |
| CD4021BCMX | | part details | | FSC | | 324 | | Avail | | 742 |
| |
| |
| CD4021BCMX | | part details | | FAIRCHILD | | 1035 | | Avail | | 505 |
| |
| |