| 155521 | 74ACT299M | 8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR | ST Microelectronics |
| 155522 | 74ACT299MTC | 8-Input Universal Shift/Storage Register with Common I/O Pins | Fairchild Semiconductor |
| 155523 | 74ACT299MTCX | 8-Input Universal Shift/Storage Register with Common I/O Pins | Fairchild Semiconductor |
| 155524 | 74ACT299MTR | 8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR | SGS Thomson Microelectronics |
| 155525 | 74ACT299MTR | 8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR | ST Microelectronics |
| 155526 | 74ACT299PC | 8-Input Universal Shift/Storage Register with Common I/O Pins | Fairchild Semiconductor |
| 155527 | 74ACT299SC | 8-Input Universal Shift/Storage Register with Common I/O Pins | Fairchild Semiconductor |
| 155528 | 74ACT299SCX | 8-Input Universal Shift/Storage Register with Common I/O Pins | Fairchild Semiconductor |
| 155529 | 74ACT299TTR | 8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR | SGS Thomson Microelectronics |
| 155530 | 74ACT299TTR | 8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR | ST Microelectronics |
| 155531 | 74ACT32 | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155532 | 74ACT32 | Quad 2-Input OR Gate | National Semiconductor |
| 155533 | 74ACT32 | QUAD 2-INPUT OR GATE | SGS Thomson Microelectronics |
| 155534 | 74ACT32 | QUAD 2-INPUT OR GATE | ST Microelectronics |
| 155535 | 74ACT323 | 8-Bit Universal Shift/Storage Register with Synchronous Reset and Common I/O Pins | Fairchild Semiconductor |
| 155536 | 74ACT323 | 8-Bit Universal Shift-Storage Register with Synchronous Reset and Common I/O Pins | National Semiconductor |
| 155537 | 74ACT323CW | 8-Bit Universal Shift/Storage Register with Synchronous Reset and Common I/O Pins | Fairchild Semiconductor |
| 155538 | 74ACT323PC | 8-Bit Universal Shift/Storage Register with Synchronous Reset and Common I/O Pins | Fairchild Semiconductor |
| 155539 | 74ACT32701 | 16-BIT D-TYPE LATCH PLUS 16-BIT BUS BUFFER WITH 3-STATE OUTPUT (NON INVERTED) | ST Microelectronics |
|
| 155540 | 74ACT32701LB | 16-BIT D-TYPE LATCH PLUS 16-BIT BUS BUFFER WITH 3-STATE OUTPUT (NON INVERTED) | SGS Thomson Microelectronics |
| 155541 | 74ACT32701LB | 16-BIT D-TYPE LATCH PLUS 16-BIT BUS BUFFER WITH 3-STATE OUTPUT (NON INVERTED) | ST Microelectronics |
| 155542 | 74ACT32701LBR | 16-BIT D-TYPE LATCH PLUS 16-BIT BUS BUFFER WITH 3-STATE OUTPUT (NON INVERTED) | SGS Thomson Microelectronics |
| 155543 | 74ACT32701LBR | 16-BIT D-TYPE LATCH PLUS 16-BIT BUS BUFFER WITH 3-STATE OUTPUT (NON INVERTED) | ST Microelectronics |
| 155544 | 74ACT32B | QUAD 2-INPUT OR GATE | ST Microelectronics |
| 155545 | 74ACT32M | QUAD 2-INPUT OR GATE | ST Microelectronics |
| 155546 | 74ACT32MTC | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155547 | 74ACT32MTCX | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155548 | 74ACT32MTR | QUAD 2-INPUT OR GATE | ST Microelectronics |
| 155549 | 74ACT32PC | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155550 | 74ACT32SC | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155551 | 74ACT32SCX | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155552 | 74ACT32SJ | Quiet Series Quad 2-Input OR Gate | Fairchild Semiconductor |
| 155553 | 74ACT32TTR | QUAD 2-INPUT OR GATE | ST Microelectronics |
| 155554 | 74ACT353 | DUAL 4-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS | Fairchild Semiconductor |
| 155555 | 74ACT373 | Octal Transparent Latch with 3-STATE Outputs | Fairchild Semiconductor |
| 155556 | 74ACT373 | Octal Transparent Latch with TRI-STATE Outputs | National Semiconductor |
| 155557 | 74ACT373 | OCTAL D-TYPE LATCH WITH 3 STATE OUTPUT NON INVERTING | SGS Thomson Microelectronics |
| 155558 | 74ACT373 | OCTAL D-TYPE LATCH WITH 3-STATE OUTPUT NON INVERTING | ST Microelectronics |
| 155559 | 74ACT373B | OCTAL D-TYPE LATCH WITH 3-STATE OUTPUT NON INVERTING | ST Microelectronics |
| 155560 | 74ACT373CW | Octal Transparent Latch with 3-STATE Outputs | Fairchild Semiconductor |
