| Nr. | Nome da parte | Descrição | Fabricante |
| 551 | SL74LV245 | TRANSCEPTOR OCTAL DA BARRA-ÔNIBUS (3-STATE) | System Logic Semiconductor |
| 552 | SL74LV245D | TRANSCEPTOR OCTAL DA BARRA-ÔNIBUS (3-STATE) | System Logic Semiconductor |
| 553 | SL74LV245N | TRANSCEPTOR OCTAL DA BARRA-ÔNIBUS (3-STATE) | System Logic Semiconductor |
| 554 | SL74LV32 | Quad 2-Input OU Porta | System Logic Semiconductor |
| 555 | SL74LV32D | Quad 2-Input OU Porta | System Logic Semiconductor |
| 556 | SL74LV32N | Quad 2-Input OU Porta | System Logic Semiconductor |
| 557 | SL74LV373 | D-TYPE OCTAL LAT$H(3-STATE) TRANSPARENTE | System Logic Semiconductor |
| 558 | SL74LV373D | D-TYPE OCTAL LAT$H(3-STATE) TRANSPARENTE | System Logic Semiconductor |
| 559 | SL74LV373N | D-TYPE OCTAL LAT$H(3-STATE) TRANSPARENTE | System Logic Semiconductor |
| 560 | SL74LV374 | FLIP-FLOP OCTAL DE D-TIME; EDGETRIGGER POSITIVO (3-STATE) | System Logic Semiconductor |
| 561 | SL74LV374D | FLIP-FLOP OCTAL DE D-TIME; EDGETRIGGER POSITIVO (3-STATE) | System Logic Semiconductor |
| 562 | SL74LV374N | FLIP-FLOP OCTAL DE D-TIME; EDGETRIGGER POSITIVO (3-STATE) | System Logic Semiconductor |
| 563 | SL74LV573 | TRAVA TRANSPARENTE OCTAL DE D-TYPE (3-STATE) | System Logic Semiconductor |
| 564 | SL74LV573D | TRAVA TRANSPARENTE OCTAL DE D-TYPE (3-STATE) | System Logic Semiconductor |
| 565 | SL74LV573N | TRAVA TRANSPARENTE OCTAL DE D-TYPE (3-STATE) | System Logic Semiconductor |
| 566 | SL74LVU04 | Inversor Do Hex | System Logic Semiconductor |
| 567 | SL74LVU04D | Inversor Do Hex | System Logic Semiconductor |
| 568 | SL74LVU04N | Inversor Do Hex | System Logic Semiconductor |
| 569 | SL75232 | Linha Excitador/Receptor | System Logic Semiconductor |
| 570 | SL75232D | Motorista Line / receptor. | System Logic Semiconductor |
| 571 | SL75232N | Motorista Line / receptor. | System Logic Semiconductor |
| 572 | SLC555 | Circuito Do Sincronismo | System Logic Semiconductor |
| 573 | SLC555D | Circuito Do Sincronismo | System Logic Semiconductor |
| 574 | SLC555N | Circuito Do Sincronismo | System Logic Semiconductor |
| 575 | SLC556 | Circuito Do Sincronismo | System Logic Semiconductor |
| 576 | SLC556D | Circuito Do Sincronismo | System Logic Semiconductor |
| 577 | SLC556N | Circuito Do Sincronismo | System Logic Semiconductor |
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