| ITEM | NAME/DESCRIPTION | PART NO. | BRAND |
| 503 | NAND Gate 4-Element 2-IN Bipolar 14-Pin SOIC Tube | SN7400D | Texas Instruments |
| 504 | NAND Gate 4-Element 2-IN Bipolar 14-Pin PDIP Tube | SN7400N | Texas Instruments |
| 505 | NOR Gate 4-Element 2-IN Bipolar 14-Pin PDIP Tube | SN7402N | Texas Instruments |
| 506 | Inverter 6-Element Bipolar 14-Pin SOIC Tube | SN7404D | Texas Instruments |
| 507 | Inverter 6-Element Bipolar 14-Pin SOIC T/R | SN7404DR | Texas Instruments |
| 508 | Inverter 6-Element Bipolar 14-Pin PDIP Tube | SN7404N | Texas Instruments |
| 509 | Inverter 6-Element Bipolar 14-Pin PDIP Tube | SN7405N | Texas Instruments |
| 510 | NOR Gate 4-Element 2-IN Bipolar 14-Pin SOIC Tube | SN74128D | Texas Instruments |
| 511 | NOR Gate 4-Element 2-IN Bipolar 14-Pin SOP T/R | SN74128NSR | Texas Instruments |
| 512 | Inverter Schmitt Trigger 6-Element Bipolar 14-Pin SOIC T/R | SN7414DR | Texas Instruments |
| 513 | Inverter Schmitt Trigger 6-Element Bipolar 14-Pin PDIP Tube | SN7414N | Texas Instruments |
| 514 | Inverter Schmitt Trigger 6-Element Bipolar 14-Pin SOP T/R | SN7414NSR | Texas Instruments |
| 515 | OR Gate 4-Element 2-IN Bipolar 14-Pin PDIP Tube | SN7432N | Texas Instruments |
| 516 | NAND Gate 4-Element 2-IN Bipolar 14-Pin PDIP Tube | SN7438N | Texas Instruments |
| 517 | Latch Transparent 3-ST 20-CH D-Type 56-Pin TSSOP T/R | SN74ABT162841DGGR | Texas Instruments |
| 518 | Latch Transparent 3-ST 20-CH D-Type 56-Pin SSOP Tube | SN74ABT162841DL | Texas Instruments |
| 519 | Latch Transparent 3-ST 16-CH D-Type 48-Pin TSSOP T/R | SN74ABT16373ADGGR | Texas Instruments |
| 520 | Latch Transparent 3-ST 16-CH D-Type 48-Pin SSOP T/R | SN74ABT16373ADLR | Texas Instruments |
| 521 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 2-Element 48-Pin TSSOP T/R | SN74ABT16374ADGGR | Texas Instruments |
| 522 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 2-Element 48-Pin SSOP Tube | SN74ABT16374ADL | Texas Instruments |
| 523 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 2-Element 48-Pin SSOP T/R | SN74ABT16374ADLR | Texas Instruments |
| 524 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 2-Element 56-Pin TSSOP T/R | SN74ABT16821DGGR | Texas Instruments |
| 525 | Latch Transparent 3-ST 20-CH D-Type 56-Pin SSOP Tube | SN74ABT16841DL | Texas Instruments |
| 526 | Latch Transparent 3-ST 20-CH D-Type 56-Pin SSOP T/R | SN74ABT16841DLR | Texas Instruments |
| 527 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin SSOP T/R | SN74ABT273DBR | Texas Instruments |
| 528 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin SOIC T/R | SN74ABT273DWR | Texas Instruments |
| 529 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin SOP T/R | SN74ABT273NSR | Texas Instruments |
| 530 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin TSSOP Tube | SN74ABT273PW | Texas Instruments |
| 531 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin TSSOP T/R | SN74ABT273PWR | Texas Instruments |
| 532 | Latch Transparent 3-ST 8-CH D-Type 20-Pin SSOP T/R | SN74ABT373DBR | Texas Instruments |
| 533 | Latch Transparent 3-ST 8-CH D-Type 20-Pin SOIC T/R | SN74ABT373DWR | Texas Instruments |
| 534 | Latch Transparent 3-ST 8-CH D-Type 20-Pin PDIP Tube | SN74ABT373N | Texas Instruments |
| 535 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SSOP T/R | SN74ABT374ADBR | Texas Instruments |
| 536 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC Tube | SN74ABT374ADW | Texas Instruments |
| 537 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOP T/R | SN74ABT374ANSR | Texas Instruments |
| 538 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin TSSOP Tube | SN74ABT374APW | Texas Instruments |
| 539 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin TSSOP T/R | SN74ABT374APWR | Texas Instruments |
| 540 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin SOP T/R | SN74ABT377ANSR | Texas Instruments |
| 541 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin TSSOP Tube | SN74ABT377APW | Texas Instruments |
| 542 | Flip Flop D-Type Bus Interface Pos-Edge 1-Element 20-Pin TSSOP T/R | SN74ABT377APWR | Texas Instruments |
| 543 | Latch Transparent 3-ST 8-CH D-Type 20-Pin TSSOP T/R | SN74ABT533APWR | Texas Instruments |
| 544 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC Tube | SN74ABT534ADW | Texas Instruments |
| 545 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC T/R | SN74ABT534ADWR | Texas Instruments |
| 546 | Latch Transparent 3-ST 8-CH D-Type 20-Pin SOIC Tube | SN74ABT573ADW | Texas Instruments |
| 547 | Latch Transparent 3-ST 8-CH D-Type 20-Pin SOIC T/R | SN74ABT573ADWR | Texas Instruments |
| 548 | Latch Transparent 3-ST 8-CH D-Type 20-Pin PDIP Tube | SN74ABT573AN | Texas Instruments |
| 549 | Latch Transparent 3-ST 8-CH D-Type 20-Pin TSSOP Tube | SN74ABT573APW | Texas Instruments |
| 550 | Latch Transparent 3-ST 8-CH D-Type 20-Pin VQFN EP T/R | SN74ABT573ARGYR | Texas Instruments |
| 551 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SSOP T/R | SN74ABT574ADBR | Texas Instruments |
| 552 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC Tube | SN74ABT574ADW | Texas Instruments |
| 553 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 20-Pin SOIC T/R | SN74ABT574ADWR | Texas Instruments |
| 554 | Flip Flop D-Type Bus Interface Pos-Edge 3-ST 1-Element 24-Pin SOIC Tube | SN74ABT821ADW | Texas Instruments |
| 555 | Latch Transparent 3-ST 10-CH D-Type 24-Pin SSOP T/R | SN74ABT841ADBR | Texas Instruments |
| 556 | Latch Transparent 3-ST 10-CH D-Type 24-Pin SOIC Tube | SN74ABT841ADW | Texas Instruments |
| 557 | Latch Transparent 3-ST 10-CH D-Type 24-Pin TSSOP Tube | SN74ABT841APW | Texas Instruments |
| 558 | Latch Transparent 3-ST 9-CH D-Type 24-Pin SSOP T/R | SN74ABT843DBRG4 | Texas Instruments |
| 559 | Latch Multiplexed 3-ST 12-CH D-Type 56-Pin SSOP Tube | SN74ABTH162260DL | Texas Instruments |
