SN74HC257DRE4

四路2号线到1线数据选择器/多路复用器三态输出 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS WITH 3-STATE OUTPUTS

Think of Texas Instruments" multiplexer in the event you need to reduce the number of electrical lines within your circuit. This multiplexer has an operating temperature range of -40 °C to 85 °C. Tape and reel packaging will encase this product during shipment, in order to ensure safe delivery and enable quick mounting of components. This non-inverting device has a typical operating supply voltage of 5 V. Its minimum operating supply voltage of 2 V, while its maximum is 6 V. It is made in a 4 x 2:1 configuration.