| MC100E446 | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |
| MC100E446FN | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |
| MC100E446FNR2 | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |
| MC10E446 | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |
| MC10E446FN | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |
| MC10E446FNR2 | ON Semiconductor | 5V ECL 4-Bit Parallel/Serial Converter |