| Компонент | Описание | Производитель | PDF | Buy |
| SL74HC20 | Dual 4-Input NAND Gate | System Logic Semiconductor |  |  |
| SL74HC20D | Dual 4-Input NAND Gate | System Logic Semiconductor | | |
| SL74HC20N | Dual 4-Input NAND Gate | System Logic Semiconductor | | |
| SL74HC221 | Dual Monostable Multivibrator | System Logic Semiconductor | | |
| SL74HC221D | Dual Monostable Multivibrator | System Logic Semiconductor | | |
| SL74HC221N | Dual Monostable Multivibrator | System Logic Semiconductor | | |
| SL74HC240 | Octal 3-State Inverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC240D | Octal 3-State Inverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC240N | Octal 3-State Inverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC241 | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC241D | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC241N | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC244 | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC244D | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC244N | Octal 3-State Noninverting Buffer/Line Driver/Line Receiver | System Logic Semiconductor | | |
| SL74HC245 | Octal 3-State Noninverting Bus Transceiver | System Logic Semiconductor | | |
| SL74HC245D | Octal 3-State Noninverting Bus Transceiver | System Logic Semiconductor | | |
| SL74HC245N | Octal 3-State Noninverting Bus Transceiver | System Logic Semiconductor | | |
| SL74HC251 | 8-Input Data Selector/Multiplexer with 3-State Outputs | System Logic Semiconductor | | |
| SL74HC251D | 8-Input Data Selector/Multiplexer with 3-State Outputs | System Logic Semiconductor | | |
