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HomeProductsIntegrated Circuits (ICs)Logic - Counters, DividersSN74HC191NS
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SN74HC191NS - Texas Instruments

Manufacturer Part Number
SN74HC191NS
Manufacturer
Texas Instruments
Allelco Part Number
32D-SN74HC191NS
ECAD Model
Parts Description
IC BINARY COUNTER 4-BIT 16SO
Package
16-SOIC (0.209", 5.30mm Width)
Data sheet
SN74HC191NS.pdf
Our certification
In stock: 166990

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Specifications

SN74HC191NS Tech Specifications
Texas Instruments - SN74HC191NS technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN74HC191NS

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2 V ~ 6 V  
Trigger Type Positive Edge  
Timing Synchronous  
Supplier Device Package 16-SO  
Series 74HC  
Reset -  
Package / Case 16-SOIC (0.209", 5.30mm Width)  
Package Bulk  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C  
Number of Elements 1  
Number of Bits per Element 4  
Mounting Type Surface Mount  
Logic Type Binary Counter  
Direction Up, Down  
Count Rate 24 MHz  
Base Product Number 74HC191  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status
Moisture Sensitivity Level (MSL)
REACH Status
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

SN74HC191NS

Manufacturer

Texas Instruments

Introduction

The SN74HC191NS is a 4-bit synchronous up/down binary counter from Texas Instruments. It features a simple and reliable design, making it a versatile component for various digital circuit applications.

Product Features and Performance

4-bit synchronous up/down binary counter

Counts up or down on positive edge of the clock input

Asynchronous reset

24 MHz maximum count rate

Operates from 2 V to 6 V power supply

-40°C to 85°C operating temperature range

Surface mount 16-SOIC package

Product Advantages

Compact and efficient design for space-constrained applications

High-speed counting capabilities

Wide operating voltage and temperature range for versatility

Proven reliability and performance from a trusted manufacturer

Key Reasons to Choose This Product

Robust and reliable digital counter solution

Suitable for a wide range of applications, from industrial control to consumer electronics

Cost-effective and readily available from a reputable supplier

Backed by Texas Instruments' reputation for quality and innovation

Quality and Safety Features

Manufactured to high-quality standards by Texas Instruments

Rigorously tested for reliability and performance

Designed to meet relevant safety and compliance requirements

Compatibility

The SN74HC191NS is compatible with various digital logic families and can be easily integrated into a wide range of electronic systems.

Application Areas

Industrial control systems

Embedded control and automation

Frequency dividers and pulse generators

Digital instrumentation and measurement

Educational and hobby electronics projects

Product Lifecycle

The SN74HC191NS is an active and widely available product from Texas Instruments. There are several equivalent and alternative models available, such as the SN74HC193N, SN74HC190N, and SN74HC590N, which offer similar functionality and performance. If you require further assistance or information about alternative options, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN74HC191NS

Product Attribute SN74HC191NS SN74HC193DR SN74HC193PW SN74HC193N
Part Number SN74HC191NS SN74HC193DR SN74HC193PW SN74HC193N
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Base Product Number 74HC191 74HC193 74HC193 74HC193
Supplier Device Package 16-SO 16-SOIC 16-TSSOP 16-PDIP
Package Bulk Tape & Reel (TR) Tube Tube
Reset - Asynchronous Asynchronous Asynchronous
Voltage - Supply 2 V ~ 6 V 2 V ~ 6 V 2 V ~ 6 V 2 V ~ 6 V
Timing Synchronous Synchronous Synchronous Synchronous
Number of Elements 1 1 1 1
Direction Up, Down Up, Down Up, Down Up, Down
Trigger Type Positive Edge Positive Edge Positive Edge Positive Edge
Mounting Type Surface Mount Surface Mount Surface Mount Through Hole
Logic Type Binary Counter Binary Counter Binary Counter Binary Counter
Package / Case 16-SOIC (0.209", 5.30mm Width) 16-SOIC (0.154", 3.90mm Width) 16-TSSOP (0.173", 4.40mm Width) 16-DIP (0.300", 7.62mm)
Series 74HC 74HC 74HC 74HC
Number of Bits per Element 4 4 4 4
Count Rate 24 MHz 24 MHz 24 MHz 24 MHz

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SN74HC191NS

Texas Instruments
32D-SN74HC191NS

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