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SN74HC191DR AI Analysis:
Specs, Applications & Alternatives

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

Application

IndustrialGeneral Purpose

Datasheet

sn74hc191.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

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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Login required · CAD models billed separately as an add-on

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.