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SN74HC191DR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74HC191DR product

SN74HC191DR

Counters

LogicCounterBinary

The SN74HC191DR is a 4-bit synchronous up/down binary counter designed for high-speed, glitch-free counting applications.

Best for

  • Digital counters
  • Frequency dividers
  • Modulo-N applications

Avoid if

  • Asynchronous ripple-clock designs are required

Check before use

  • Clock signal integrity
  • Setup and hold times

Key specifications

Supply Voltage
2 V to 6 V
Logic Type
Synchronous Counter
Package
SOIC-16

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
-
HTSUS
-

Application

IndustrialGeneral Purpose

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SN74HC191DR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

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Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 4-bit synchronous, reversible binary counter that uses a single clock input and a down/up control line to manage counting direction.