| 109521 | 54LS195ADMQB | 7 V, 4-bit acces paralel registrul de deplasare | National Semiconductor |
| 109522 | 54LS195AFM | 21 mA; universal 4-bit registru de deplasare | National Semiconductor |
| 109523 | 54LS195AFMQB | 7 V, 4-bit acces paralel registrul de deplasare | National Semiconductor |
| 109524 | 54LS195ALMQB | 7 V, 4-bit acces paralel registrul de deplasare | National Semiconductor |
| 109525 | 54LS196 | CONTOARE PRIPOZIBILE CU 4 ETAPE | Motorola |
| 109526 | 54LS197 | CONTOARE PRIPOZIBILE CU 4 ETAPE | Motorola |
| 109527 | 54LS20 | Dublu 4-Input NAND Gate | National Semiconductor |
| 109528 | 54LS20DMQB | Porți duble NAND cu 4 intrări | National Semiconductor |
| 109529 | 54LS20FMQB | Porți duble NAND cu 4 intrări | National Semiconductor |
| 109530 | 54LS20LMQB | Porți duble NAND cu 4 intrări | National Semiconductor |
| 109531 | 54LS21 | Dual 4-Input AND Gate | National Semiconductor |
| 109532 | 54LS240 | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109533 | 54LS240 | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109534 | 54LS240DMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109535 | 54LS240FMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109536 | 54LS240LMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109537 | 54LS241 | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109538 | 54LS241DMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109539 | 54LS241FMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109540 | 54LS241LMQB | Tampoane octale TRI-STATE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109541 | 54LS244 | Octal TRI-STATE Buffer / Driver de linie / Receptor de linie | National Semiconductor |
| 109542 | 54LS244DMQB | Tampoane octale TRI-STATEE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109543 | 54LS244FMQB | Tampoane octale TRI-STATEE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109544 | 54LS244LMQB | Tampoane octale TRI-STATEE / Drivere de linie / Receptoare de linie | National Semiconductor |
| 109545 | 54LS245 | Transmisor-receptor octal TRI-STATE Bus | National Semiconductor |
| 109546 | 54LS245DMQB | Transmițător radio octal TRI-STATE | National Semiconductor |
| 109547 | 54LS245FMQB | Transmițător radio octal TRI-STATE | National Semiconductor |
| 109548 | 54LS245LMQB | Transmițător radio octal TRI-STATE | National Semiconductor |
| 109549 | 54LS247DMQB | 7 V, BCD la 7-segmente decodor / conducător auto cu ieșire open-collector | National Semiconductor |
| 109550 | 54LS247FMQB | 7 V, BCD la 7-segmente decodor / conducător auto cu ieșire open-collector | National Semiconductor |
| 109551 | 54LS247LMQB | 7 V, BCD la 7-segmente decodor / conducător auto cu ieșire open-collector | National Semiconductor |
| 109552 | 54LS248DMQB | 7 V, BCD la 7 segmente decodor | National Semiconductor |
| 109553 | 54LS248FMQB | 7 V, BCD la 7 segmente decodor | National Semiconductor |
| 109554 | 54LS248LMQB | 7 V, BCD la 7 segmente decodor | National Semiconductor |
| 109555 | 54LS249DMQB | 7 V, BCD la decodor 7-segment (cu ieșire open-colector) | National Semiconductor |
| 109556 | 54LS249FMQB | 7 V, BCD la decodor 7-segment (cu ieșire open-colector) | National Semiconductor |
| 109557 | 54LS253 | Selector de date / multiplexor dual-line TRI-STATE 1-of-4 Line | National Semiconductor |
| 109558 | 54LS253DMQB | Selectoare / multiplexoare de date TRI-STATE | National Semiconductor |
| 109559 | 54LS253FMQB | Selectoare / multiplexoare de date TRI-STATE | National Semiconductor |
| 109560 | 54LS253LMQB | Selectoare / multiplexoare de date TRI-STATE | National Semiconductor |
