74HC237 3-to-8 line decoder, demultiplexer with address latches Rev.
8 — 26 October 2021 Product data sheet 1.
General description The 74HC237 is a 3-to-8 line decoder, demultiplexer with latches at the three address inputs (An).
The 74HC237 essentially combines the 3-to-8 decoder function with a 3-bit storage latch.
When the latch is enabled (LE = LOW), the 74HC237 acts as a 3-to-8 active LOW decoder.
When the latch enable (LE) goes from LOW-to-HIGH, the last data present at the inputs before this transition, is stored in the latches.
Further address changes are ignored as long as LE remains HIGH.
The output enable input (E1 and E2) controls the state of the outputs independent of the a...

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