Name: M74HC191B1R
Brand: STMicroelectronics
SKU: M74HC191B1R
Availability: InStock
Rating: 5 (96 reviews)

M74HC191B1R

For Reference Only

Part Number	M74HC191B1R
Manufacturer	STMicroelectronics
Description	IC COUNTER UP/DN 4BIT SYNC 16DIP
Datasheet	M74HC191B1R Datasheet M74HC191B1R Specifications
Package	16-DIP (0.300", 7.62mm)
ECAD
In Stock	7,424 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 20 - May 25 (Choose Expedited Shipping)
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Part Number # M74HC191B1R (Logic - Counters, Dividers) is manufactured by STMicroelectronics and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For M74HC191B1R specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add M74HC191B1R with quantity into BOM. Heisener.com does NOT require any registration to request a quote of M74HC191B1R.

M74HC191B1R Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - Logic - Counters, Dividers
Package	16-DIP (0.300", 7.62mm)
ECAD
Series	74HC
Logic Type	Binary Counter
Direction	Up, Down
Number of Elements	1
Number of Bits per Element	4
Reset	-
Timing	Synchronous
Count Rate	44MHz
Trigger Type	Positive Edge
Voltage - Supply	2 V ~ 6 V
Operating Temperature	-55°C ~ 125°C
Mounting Type	Through Hole
Package / Case	16-DIP (0.300", 7.62mm)
Supplier Device Package	16-DIP

M74HC191B1R Datasheet

M74HC191B1R Reviews

Magdal*****ements

April 6, 2023

★ ★ ★ ★ ★

FAST POSTING TOP CONDITION RECORD HAVE A GREAT CHRISTMAS

Evere*****intosh

March 17, 2023

★ ★ ★ ★ ★

This product is very easy to replace and solved my problem.

Tren*****Pandey

March 16, 2023

★ ★ ★ ★ ★

Awesome!!! great prices, easy to order and great service, thank you!

Kare*****eeman

March 6, 2023

★ ★ ★ ★ ★

These are high quality connectors. They work as you would expect them to. There is not much else you can say about them.

Elia*****Atwal

March 3, 2023

★ ★ ★ ★ ★

The pricing is great. This is the first time I use Heisener Electronics but I will recommend it to my business partners.

Aver*****trada

March 1, 2023

★ ★ ★ ★ ★

You get the most update products online. You always give me the best choice.

Gavi*****elton

February 19, 2023

★ ★ ★ ★ ★

Fast shipping, work as designed. Made some circuitry with these components and they work well.

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M74HC191B1R Packaging

M74HC191B1R FAQ

1. How to order M74HC191B1R on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that M74HC191B1R is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the M74HC191B1R. All suppliers must pass our qualification reviews before they can publish their products including M74HC191B1R on Heisener; we pay more attention to the channels and quality of M74HC191B1R products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the M74HC191B1R price and inventory displayed accurate?

The price and inventory of M74HC191B1R fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of M74HC191B1R?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the M74HC191B1R we delivered, we will accept the replacement or return of the M74HC191B1R only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of M74HC191B1R.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as M74HC191B1R pin diagram, M74HC191B1R datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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M74HC191B1R Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

M74HC191B1R

D# M74HC191B1R

STMicroelectronics

Counter Single 4-Bit Binary UP/Down 16-Pin PDIP Tube - Rail/Tube (Alt: M74HC191B1R)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

IC COUNTER UP/DN 4BIT SYNC 16DIP

Part Number

Manufacturer

Description

Stock

M74HC191B1R

D# M74HC191B1R-ND

STMicroelectronics

IC COUNTER UP/DN 4BIT SYNC 16DIP

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

In stock shipping within 2days

6060

Part Number

Manufacturer

Description

Stock

M74HC191B1RBOITIE

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

603

M74HC191B1R

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

2146

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

OEM/CM Immediate delivery

5800

Part Number

Manufacturer

Description

Stock

M74HC191B1R

D# NS-M74HC191B1R

STMicroelectronics

OEM/CM ONLY

2899

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

OEM/CM ONLY

1866

M74HC191B1R BOITIE

STMicroelectronics

OEM/CM ONLY

536

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

IN stock Immediate delivery

5815

Part Number

Manufacturer

Description

Stock

M74HC191B1R

STMicroelectronics

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M74HC191B1R

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