Quadruple 2-Line to 1-Line Data Select RS/Multiplexers With 3-State Outputs

1 Features • Operating voltage range of 4.5 V to 5.5 V • High-current3-state outputs interface directly with system bus • Typical tpd = 17 ns • Low power consumption, 80-μA max ICC • ±6-mA output drive at 5 V • Low input current of 1 μA max • Inputs are TTL-voltage compatible • Provide bu

Quad 2-input multiplexer; 3-state

Quad 2-input multiplexer; 3-state

1. General description The 74HC257; 74HCT257 is a quad 2-input multiplexer with 3-state outputs. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Wide supply voltage range from 2.0 V to

Quad 2-input multiplexer; 3-state

1. General description The 74HC257; 74HCT257 is a quad 2-input multiplexer with 3-state outputs. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Wide supply voltage range from 2.0 V to

Quad 2-input multiplexer; 3-state

Quad 2-input multiplexer 3-state

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