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Dual 1-of-4 Decoder/Demultiplexer
The MC74HC139AN is a dual 2-to-4 line decoder/demultiplexer. It is a high-speed CMOS logic device that is pin and functionally compatible with the low-power Schottky TTL (LSTTL) logic family. It is designed to be used with the 74HC138 3-to-8 line decoder/demultiplexer. Description: The MC74HC139AN is a dual 2-to-4 line decoder/demultiplexer. It is a high-speed CMOS logic device that is pin and functionally compatible with the low-power Schottky TTL (LSTTL) logic family. It is designed to be used with the 74HC138 3-to-8 line decoder/demultiplexer. Features: High-speed CMOS logic Pin and functionally compatible with the low-power Schottky TTL (LSTTL) logic family Low power consumption High noise immunity Outputs can be connected together for decoding higher order address lines Outputs can be used as active-low enable inputs Inputs are TTL-compatible Outputs are open-drain Applications: Address decoding Data routing Bus arbitration Memory decoding Multiplexer/demultiplexer (For reference only)