丝印代码：CD74ACT257E；CDx4AC257, CDx4ACT257, CD74ACT258 Quad 2-Input Multiplexer with Three-State Outputs

1 Features • ’AC257, ’ACT257…………. non-inverting outputs • CD74ACT258 ………………. inverting outputs • Buffered inputs • Typical propagation delay – 4.4ns at V CC = 5V, T A = 25°C, C L = 50pF • Exceeds 2kV ESD protection MIL-STD-883, method 3015 • SCR-latchup-resistant CMOS process and circuit

Quad 2?묲nput Multiplexer with 3?뭆tate Outputs

Quad 2−Input Multiplexer with 3−State Outputs The MC74AC257/74ACT257 is a quad 2−input multiplexer with 3−state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (noninverted) form. The outputs may be

Quad 2?묲nput Multiplexer with 3?뭆tate Outputs

Quad 2−Input Multiplexer with 3−State Outputs The MC74AC257/74ACT257 is a quad 2−input multiplexer with 3−state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (noninverted) form. The outputs may be

Quad 2?묲nput Multiplexer with 3?뭆tate Outputs

Quad 2−Input Multiplexer with 3−State Outputs The MC74AC257/74ACT257 is a quad 2−input multiplexer with 3−state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (noninverted) form. The outputs may be

Quad 2?묲nput Multiplexer with 3?뭆tate Outputs

Quad 2−Input Multiplexer with 3−State Outputs The MC74AC257/74ACT257 is a quad 2−input multiplexer with 3−state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (noninverted) form. The outputs may be

Quad 2?묲nput Multiplexer with 3?뭆tate Outputs

Quad 2−Input Multiplexer with 3−State Outputs The MC74AC257/74ACT257 is a quad 2−input multiplexer with 3−state outputs. Four bits of data from two sources can be selected using a Common Data Select input. The four outputs present the selected data in true (noninverted) form. The outputs may be