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HD74HC193 Datasheet Synchronous Up/Down 4-bit Binary Counter

Manufacturer: Renesas

Download the HD74HC193 datasheet PDF. This datasheet also includes the HD74HC192 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HD74HC192-Renesas.pdf) that lists specifications for multiple related part numbers.

General Description

The HD74HC192 is a decade counter, and the HD74HC193 is a binary counter.

Both counters have two separate clock inputs, an up count input and a down count input.

All outputs of the flip-flops are simultaneously triggered on the low to high transition of either clock while the other input is held high.

Overview

HD74HC192, HD74HC193 Synchronous Up/Down Decade Counter (Dual Clock Lines) Synchronous Up/Down 4-bit Binary Counter (Dual Clock Lines) REJ03D0588-0300 Rev.3.