| 979881 | M74HC21RM13TR | DUAL 4-INPUT AND GATE | SGS Thomson Microelectronics |
| 979882 | M74HC21RM13TR | DUAL 4-INPUT AND GATE | ST Microelectronics |
| 979883 | M74HC21TTR | DUAL 4-INPUT AND GATE | SGS Thomson Microelectronics |
| 979884 | M74HC21TTR | DUAL 4-INPUT AND GATE | ST Microelectronics |
| 979885 | M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979886 | M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979887 | M74HC221A | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979888 | M74HC221AB1R | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979889 | M74HC221AB1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979890 | M74HC221AC1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979891 | M74HC221AF1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979892 | M74HC221AM1R | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979893 | M74HC221AM1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979894 | M74HC221ARM13TR | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979895 | M74HC221ARM13TR | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979896 | M74HC221ATTR | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979897 | M74HC221ATTR | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979898 | M74HC221B1R | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979899 | M74HC221B1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
|
| 979900 | M74HC221C1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979901 | M74HC221F1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979902 | M74HC221M1R | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979903 | M74HC221M1R | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979904 | M74HC221RM13TR | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979905 | M74HC221RM13TR | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979906 | M74HC221TTR | DUAL MONOSTABLE MULTIVIBRATOR | SGS Thomson Microelectronics |
| 979907 | M74HC221TTR | DUAL MONOSTABLE MULTIVIBRATOR | ST Microelectronics |
| 979908 | M74HC237 | 3 TO 8 LINE DECODER LATCH | SGS Thomson Microelectronics |
| 979909 | M74HC237 | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979910 | M74HC237B1R | 3 TO 8 LINE DECODER LATCH | SGS Thomson Microelectronics |
| 979911 | M74HC237B1R | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979912 | M74HC237C1R | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979913 | M74HC237M1R | 3 TO 8 LINE DECODER LATCH | SGS Thomson Microelectronics |
| 979914 | M74HC237M1R | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979915 | M74HC237RM13TR | 3 TO 8 LINE DECODER LATCH | SGS Thomson Microelectronics |
| 979916 | M74HC237RM13TR | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979917 | M74HC237TTR | 3 TO 8 LINE DECODER LATCH | SGS Thomson Microelectronics |
| 979918 | M74HC237TTR | 3 TO 8 LINE DECODER LATCH | ST Microelectronics |
| 979919 | M74HC238 | 3 TO 8 LINE DECODER | SGS Thomson Microelectronics |
| 979920 | M74HC238 | 3 TO 8 LINE DECODER | ST Microelectronics |
