| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| MC74HC244ADT | Octal 3-state noninverting buffer/line driver/line receiver | Motorola | TSSOP | 20 | -55°C | 125°C | 185 K |
| MC74HC244ADW | Octal 3-state noninverting buffer/line driver/line receiver | Motorola | SOIC | 20 | -55°C | 125°C | 185 K |
| MC74HC244ASD | Octal 3-state noninverting buffer/line driver/line receiver | Motorola | SSOP | 20 | -55°C | 125°C | 185 K |
| MC74HC245ADW | Octal 3-state noninverting bus transceiver | Motorola | SOIC | 20 | -55°C | 125°C | 149 K |
| MC74HC245AN | Octal 3-state noninverting bus transceiver | Motorola | CDIP | 20 | -55°C | 125°C | 149 K |
| MC74HC251D | 8-input data selector/multiplexer wirh 3-state outputs | Motorola | SOIC | 16 | -55°C | 125°C | 213 K |
| MC74HC251N | 8-input data selector/multiplexer wirh 3-state outputs | Motorola | PDIP | 16 | -55°C | 125°C | 213 K |
| MC74HC253N | Dual 4-input data selector/multiplexer wirh 3-state outputs | Motorola | PDIP | 16 | -55°C | 125°C | 186 K |
| MC74HC257D | Quad 2-input data selector/multiplexer wirh 3-state outputs | Motorola | SOIC | 16 | -55°C | 125°C | 175 K |
| MC74HC257N | Quad 2-input data selector/multiplexer wirh 3-state outputs | Motorola | PDIP | 16 | -55°C | 125°C | 175 K |
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