| 163561 | 74HC251U | 8-input multiplexer; 3-state | Philips |
| 163562 | 74HC253 | 3-state | Philips |
| 163563 | 74HC253D | Dual 4-input multiplexer; 3-state | Nexperia |
| 163564 | 74HC253D | Dual 4-input multiplexer; 3-state | NXP Semiconductors |
| 163565 | 74HC253D | 74HC253;74HCT253; Dual 4-input multiplexer; 3-state | Philips |
| 163566 | 74HC253D-Q100 | Dual 4-input multiplexer; 3-state | Nexperia |
| 163567 | 74HC253D-Q100 | Dual 4-input multiplexer; 3-state | NXP Semiconductors |
| 163568 | 74HC253DB | Dual 4-input multiplexer; 3-state | Nexperia |
| 163569 | 74HC253DB | Dual 4-input multiplexer; 3-state | NXP Semiconductors |
| 163570 | 74HC253DB | 74HC253;74HCT253; Dual 4-input multiplexer; 3-state | Philips |
| 163571 | 74HC253N | Dual 4-input multiplexer; 3-state | NXP Semiconductors |
| 163572 | 74HC253N | 74HC253;74HCT253; Dual 4-input multiplexer; 3-state | Philips |
| 163573 | 74HC253U | Dual 4-input multiplexer; 3-state | Philips |
| 163574 | 74HC257 | Quad 2-Input Data Selector/Multiplexer with 3-State Outputs | Motorola |
| 163575 | 74HC257 | 3-state | Philips |
| 163576 | 74HC257 | High Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs | Texas Instruments |
| 163577 | 74HC257 | QUAD 2-CHANEL MULTIPLEXER (3-STATE) | TOSHIBA |
| 163578 | 74HC257D | Quad 2-input multiplexer; 3-state | Nexperia |
| 163579 | 74HC257D | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
|
| 163580 | 74HC257D | Quad 2-input multiplexer 3-state | Philips |
| 163581 | 74HC257D-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 163582 | 74HC257DB | Quad 2-input multiplexer; 3-state | Nexperia |
| 163583 | 74HC257DB | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 163584 | 74HC257DB | Quad 2-input multiplexer 3-state | Philips |
| 163585 | 74HC257N | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 163586 | 74HC257N | Quad 2-input multiplexer 3-state | Philips |
| 163587 | 74HC257PW | Quad 2-input multiplexer; 3-state | Nexperia |
| 163588 | 74HC257PW | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 163589 | 74HC257PW | Quad 2-input multiplexer 3-state | Philips |
| 163590 | 74HC257PW-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 163591 | 74HC258 | Quad 2-input multiplexer; 3-state; inverting | Philips |
| 163592 | 74HC258D | Quad 2-input multiplexer; 3-state; inverting | Philips |
| 163593 | 74HC258DB | Quad 2-input multiplexer; 3-state; inverting | Philips |
| 163594 | 74HC258N | Quad 2-input multiplexer; 3-state; inverting | Philips |
| 163595 | 74HC259 | 8-bit addressable latch | Philips |
| 163596 | 74HC259BQ | 8-bit addressable latch | Nexperia |
| 163597 | 74HC259BQ | 8-bit addressable latch | NXP Semiconductors |
| 163598 | 74HC259BQ-Q100 | 8-bit addressable latch | Nexperia |
| 163599 | 74HC259BQ-Q100 | 8-bit addressable latch | NXP Semiconductors |
| 163600 | 74HC259D | 8-bit addressable latch | Nexperia |
