 | 74HC257N | 2000 | NXP | | | 1~9 电询 | Tri-State Quad 2-Input Multiplexer | 购买 |
| 74HC257DB | 2000 | NXP | | | 1~9 电询 | Tri-State Quad 2-Input Multiplexer | 购买 |
| 74HC257D | 2000 | NXP | | | 1~9 电询 | Tri-State Quad 2-Input Multiplexer | 购买 |
| 74HC251D | 2000 | NXP | | | 1~9 电询 | Tri-State 8-Input Multiplexer | 购买 |
| 74HC245PW | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Bus Transceiver | 购买 |
| 74HC245N | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Bus Transceiver | 购买 |
| 74HC245D | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Bus Transceiver | 购买 |
| 74HC244PW | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC244N | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC244D | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC244BQ | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC243DB | 2000 | NXP | | | 1~9 电询 | Tri-State Quad Bus Transceiver | 购买 |
| 74HC241N | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC241D | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC240N | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC240DB | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC240D | 2000 | NXP | | | 1~9 电询 | Tri-State Octal Buffer/Line Driver | 购买 |
| 74HC238N | 2000 | NXP | | | 1~9 电询 | 3-to-8 Line Decoder/Demultiplexer | 购买 |
| 74HC238DB | 2000 | NXP | | | 1~9 电询 | 3-to-8 Line Decoder/Demultiplexer | 购买 |
| 74HC238D | 2000 | NXP | | | 1~9 电询 | 3-to-8 Line Decoder/Demultiplexer | 购买 |
