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MC74F539 Datasheet

Dual 1-of-4 Decoder With 3-state Outputs

Manufacturer: Motorola Semiconductor (now NXP Semiconductors)

MC74F539 Overview

Each accepts two Address (A0 A1) input signals and decodes them to select one of four mutually exclusive outputs. A polarity control input (P) determines whether the outputs are active HIGH (P = L) or active LOW (P = H). An active LOW input Enable (E) is available for data demultiplexing;.

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