| 131641 | 74ACTQ574PC | Quiet Series Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131642 | 74ACTQ574SC | Quiet Series Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131643 | 74ACTQ574SCX | Quiet Series Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131644 | 74ACTQ574SJ | Quiet Series Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131645 | 74ACTQ574SJX | Quiet Series Octal D Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131646 | 74ACTQ646 | Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 131647 | 74ACTQ646 | Quiet Series Octal Transceiver/Register with TRI-STATE Outputs | National Semiconductor |
| 131648 | 74ACTQ646CW | Quiet Series Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 131649 | 74ACTQ646SC | Quiet Series Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 131650 | 74ACTQ646SCX | Quiet Series Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 131651 | 74ACTQ646SPC | Quiet Series Octal Transceiver/Register with 3-STATE Outputs | Fairchild Semiconductor |
| 131652 | 74ACTQ652 | Transceiver/Register | Fairchild Semiconductor |
| 131653 | 74ACTQ652 | Quiet Series Transceiver/Register | National Semiconductor |
| 131654 | 74ACTQ652CW | Quiet Series Transceiver/Register | Fairchild Semiconductor |
| 131655 | 74ACTQ652MTC | Quiet Series Transceiver/Register | Fairchild Semiconductor |
| 131656 | 74ACTQ652MTCX | Quiet Series Transceiver/Register | Fairchild Semiconductor |
| 131657 | 74ACTQ652SC | Quiet Series Transceiver/Register | Fairchild Semiconductor |
| 131658 | 74ACTQ652SCX | Quiet Series Transceiver/Register | Fairchild Semiconductor |
| 131659 | 74ACTQ652SPC | Quiet Series Transceiver/Register | Fairchild Semiconductor |
|
| 131660 | 74ACTQ657 | Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs | Fairchild Semiconductor |
| 131661 | 74ACTQ657 | Quiet Series Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and TRI-STATE Outputs | National Semiconductor |
| 131662 | 74ACTQ657CW | Quiet Series Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs | Fairchild Semiconductor |
| 131663 | 74ACTQ657SC | Quiet Series Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs | Fairchild Semiconductor |
| 131664 | 74ACTQ657SCX | Quiet Series Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs | Fairchild Semiconductor |
| 131665 | 74ACTQ657SPC | Quiet Series Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs | Fairchild Semiconductor |
| 131666 | 74ACTQ74 | Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131667 | 74ACTQ74 | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | National Semiconductor |
| 131668 | 74ACTQ74PC | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131669 | 74ACTQ74SC | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131670 | 74ACTQ74SCX | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131671 | 74ACTQ74SJ | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131672 | 74ACTQ74SJX | Quiet Series Dual D-Type Positive Edge-Triggered Flip-Flop | Fairchild Semiconductor |
| 131673 | 74ACTQ821 | 10-Bit D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131674 | 74ACTQ821CW | Quiet Series 10-Bit D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
| 131675 | 74ACTQ821FCQR | Quiet series 10-bit D flip-flop with TRI-STATE outputs. TTL-compatible. Device with burn-in. | National Semiconductor |
| 131676 | 74ACTQ821FCX | Quiet series 10-bit D flip-flop with TRI-STATE outputs. TTL-compatible. Device shipped in 13 inches reels. | National Semiconductor |
| 131677 | 74ACTQ821L | Quiet Series 10-Bit D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131678 | 74ACTQ821LCQR | Quiet series 10-bit D flip-flop with TRI-STATE outputs. TTL-compatible. Device with burn-in. | National Semiconductor |
| 131679 | 74ACTQ821LCX | Quiet series 10-bit D flip-flop with TRI-STATE outputs. TTL-compatible. Device shipped in 13 inches reels. | National Semiconductor |
| 131680 | 74ACTQ821SC | Quiet Series 10-Bit D-Type Flip-Flop with 3-STATE Outputs | Fairchild Semiconductor |
