| Electronic component: | Description: | Manuf. | Package | Pins | T°min | T°max | Datasheet |
|---|
| N74ALS257D | Data selector/multiplexer | Philips-Semiconductors | SOT109 | - | - | - | 129 K |
| N74ALS257N | Data selector/multiplexer | Philips-Semiconductors | SOT38 | - | - | - | 129 K |
| SN74ALS257AD | QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS | Texas-Instruments | D | 16 | 0°C | 70°C | 139 K |
| SN74ALS257ADR | QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS | Texas-Instruments | D | 16 | 0°C | 70°C | 139 K |
| SN74ALS257AN | QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS | Texas-Instruments | N | 16 | 0°C | 70°C | 139 K |
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