Name: DM74LS191N
Brand: ON Semiconductor
SKU: DM74LS191N_1D8
Availability: InStock
Rating: 5 (105 reviews)

DM74LS191N

For Reference Only

Part Number	DM74LS191N
Manufacturer	ON Semiconductor
Description	IC COUNTER BINARY UP/DOWN 16-DIP
Datasheet	DM74LS191N Datasheet DM74LS191N Specifications
Package	16-DIP (0.300", 7.62mm)
ECAD
In Stock	8,868 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 3 - May 8 (Choose Expedited Shipping)
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Part Number # DM74LS191N (Logic - Counters, Dividers) is manufactured by ON Semiconductor 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 DM74LS191N specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add DM74LS191N with quantity into BOM. Heisener.com does NOT require any registration to request a quote of DM74LS191N.

DM74LS191N Specifications

Manufacturer	ON Semiconductor
Category	Integrated Circuits (ICs) - Logic - Counters, Dividers
Package	16-DIP (0.300", 7.62mm)
ECAD
Series	74LS
Logic Type	Binary Counter
Direction	Up, Down
Number of Elements	1
Number of Bits per Element	4
Reset	-
Timing	Synchronous
Count Rate	20MHz
Trigger Type	Positive Edge
Voltage - Supply	4.75V ~ 5.25V
Operating Temperature	0°C ~ 70°C
Mounting Type	Through Hole
Package / Case	16-DIP (0.300", 7.62mm)
Supplier Device Package	16-PDIP

DM74LS191N Datasheet

DM74LS191N Reviews

Hous*****Hayden

April 8, 2023

★ ★ ★ ★ ★

To be honest, I think you are doing an outstanding job.

Mabel*****raborty

April 2, 2023

★ ★ ★ ★ ★

Most of the reviews for this product were positive so I took a chance.

Daw***** Dube

March 30, 2023

★ ★ ★ ★ ★

They worked as I expected. I'll definitely purchase again. Thank you!

Moham*****ederick

March 23, 2023

★ ★ ★ ★ ★

EVERY OK ...GOOD ITEM AND SUPERFAST SHIPPING

Jere*****ital

March 20, 2023

★ ★ ★ ★ ★

Excellent ! DM74LS191N item arrived very quickly and was packaged well, no issues.

Aust*****omero

March 8, 2023

★ ★ ★ ★ ★

Very happy for the fast shipping and good price!

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DM74LS191N Packaging

DM74LS191N FAQ

1. How to order DM74LS191N 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 DM74LS191N is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DM74LS191N. All suppliers must pass our qualification reviews before they can publish their products including DM74LS191N on Heisener; we pay more attention to the channels and quality of DM74LS191N products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the DM74LS191N price and inventory displayed accurate?

The price and inventory of DM74LS191N 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 DM74LS191N?

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 DM74LS191N we delivered, we will accept the replacement or return of the DM74LS191N 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 DM74LS191N.

(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 DM74LS191N pin diagram, DM74LS191N datasheet?

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

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DM74LS191N 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

DM74LS191N

D# DM74LS191N

Rochester Electronics LLC

- Bulk (Alt: DM74LS191N)

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

DM74LS191N

Fairchild Semiconductor Corporation

197

Part Number

Manufacturer

Description

Stock

DM74LS191N

D# DM74LS191N-ND

ON Semiconductor

IC COUNTER BINARY UP/DOWN 16-DIP

Part Number

Manufacturer

Description

Stock

DM74LS191N

National Semiconductor Corporation

In stock shipping within 2days

124

Part Number

Manufacturer

Description

Stock

DM74LS191N

NSC95

OEM/CM QUOTES ONLY | NO BROKERS

1581

Part Number

Manufacturer

Description

Stock

DM74LS191N

National Semiconductor Corporation

OEM/CM Immediate delivery

178

Part Number

Manufacturer

Description

Stock

DM74LS191N

D# NS-DM74LS191N

Fairchild Semiconductor Corporation

OEM/CM ONLY

7762

Part Number

Manufacturer

Description

Stock

DM74LS191N

National Semiconductor Corporation

Counter, Up/Down, 4 Bit Binary, 16 Pin, Plastic, DIP

Part Number

Manufacturer

Description

Stock

DM74LS191N

Fairchild Semiconductor Corporation

OEM/CM ONLY

5016

Part Number

Manufacturer

Description

Stock

DM74LS191N

National Semiconductor Corporation

IN stock Immediate delivery

173

Part Number

Manufacturer

Description

Stock

DM74LS191N

mfr

RFQ

2619

Quick Inquiry

DM74LS191N

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