| 154201 | 74AC574MTR | OCTAL D-TYPE FLIP FLOP WITH 3-STATE OUTPUT NON INVERTING | ST Microelectronics |
| 154202 | 74AC574PC | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 154203 | 74AC574SC | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 154204 | 74AC574SCX | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 154205 | 74AC574SJ | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 154206 | 74AC574SJX | Octal D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 154207 | 74AC574TTR | OCTAL D-TYPE FLIP FLOP WITH 3-STATE OUTPUT NON INVERTING | SGS Thomson Microelectronics |
| 154208 | 74AC574TTR | OCTAL D-TYPE FLIP FLOP WITH 3-STATE OUTPUT NON INVERTING | ST Microelectronics |
| 154209 | 74AC646 | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154210 | 74AC646 | Octal Bus Transceiver and Register with TRI-STATE Outputs | National Semiconductor |
| 154211 | 74AC646CW | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154212 | 74AC646SC | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154213 | 74AC646SCX | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154214 | 74AC646SPC | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154215 | 74AC648 | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154216 | 74AC648 | Octal Bus Transceiver and Register with TRI-STATE Outputs | National Semiconductor |
| 154217 | 74AC648CW | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154218 | 74AC648SC | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154219 | 74AC648SCX | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
|
| 154220 | 74AC648SPC | Octal Bus Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 154221 | 74AC74 | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154222 | 74AC74 | Dual D Flip-Flop | National Semiconductor |
| 154223 | 74AC74 | DUAL D-TYPE POSITIVE EDGE-TRIGGERED FLIP-FLOP | ON Semiconductor |
| 154224 | 74AC74 | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | SGS Thomson Microelectronics |
| 154225 | 74AC74 | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | ST Microelectronics |
| 154226 | 74AC74B | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | SGS Thomson Microelectronics |
| 154227 | 74AC74B | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | ST Microelectronics |
| 154228 | 74AC74M | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | SGS Thomson Microelectronics |
| 154229 | 74AC74M | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | ST Microelectronics |
| 154230 | 74AC74MTC | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154231 | 74AC74MTCX | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154232 | 74AC74MTR | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | SGS Thomson Microelectronics |
| 154233 | 74AC74MTR | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | ST Microelectronics |
| 154234 | 74AC74PC | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154235 | 74AC74SC | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154236 | 74AC74SCX | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154237 | 74AC74SJ | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154238 | 74AC74SJX | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 154239 | 74AC74TTR | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | SGS Thomson Microelectronics |
| 154240 | 74AC74TTR | DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR | ST Microelectronics |
