Name: SN74LS191NSR
Brand: Texas Instruments
SKU: SN74LS191NSR
Price: 0.4805 USD
Availability: InStock
Rating: 5 (113 reviews)

SN74LS191NSR

For Reference Only

Part Number	SN74LS191NSR
Manufacturer	Texas Instruments
Description	IC SYNC 4-BIT UP/DN CNTR 16SO
Datasheet	SN74LS191NSR Specifications
Package	16-SOIC (0.209", 5.30mm Width)
ECAD
In Stock	9,048 piece(s)
Unit Price	$ 0.4805 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 19 - May 24 (Choose Expedited Shipping)
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Part Number # SN74LS191NSR (Logic - Counters, Dividers) is manufactured by Texas Instruments 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 SN74LS191NSR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS191NSR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS191NSR.

SN74LS191NSR Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Counters, Dividers
Package	16-SOIC (0.209", 5.30mm Width)
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	25MHz
Trigger Type	Positive Edge
Voltage - Supply	4.75 V ~ 5.25 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.209", 5.30mm Width)
Supplier Device Package	16-SO

SN74LS191NSR Reviews

Gabr*****a Choi

March 2, 2023

★ ★ ★ ★ ★

These are a great value at this price.

Saoi*****Kanda

February 25, 2023

★ ★ ★ ★ ★

All resistors exactly -0.01%. Pretty good.

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SN74LS191NSR Packaging

SN74LS191NSR FAQ

1. How to order SN74LS191NSR 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 SN74LS191NSR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS191NSR. All suppliers must pass our qualification reviews before they can publish their products including SN74LS191NSR on Heisener; we pay more attention to the channels and quality of SN74LS191NSR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS191NSR price and inventory displayed accurate?

The price and inventory of SN74LS191NSR 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 SN74LS191NSR?

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 SN74LS191NSR we delivered, we will accept the replacement or return of the SN74LS191NSR 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 SN74LS191NSR.

(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 SN74LS191NSR pin diagram, SN74LS191NSR datasheet?

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

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SN74LS191NSR 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

SN74LS191NSR

D# V36:1790_07345618

Texas Instruments

Counter Single 4-Bit Async Binary UP/Down 16-Pin SOP T/R

RoHS: Compliant

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SN74LS191NSR

Texas Instruments

1789

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SN74LS191NSR

Texas Instruments

IC SYNC 4-BIT UP/DN CNTR 16SO

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SN74LS191NSR

Texas Instruments

Leaded (ship within 1day) - D/C 2000

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SN74LS191NSR

D# 2156-SN74LS191NSR-ND

Rochester Electronics LLC

SN74LS191 SYNCHRONOUS 4-BIT UP/D

4000

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SN74LS191NSR

Texas Instruments

In stock shipping within 2days

478

Part Number

Manufacturer

Description

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SN74LS191NSR

Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

8005

Part Number	Manufacturer	Description	Stock
SN74LS191NSR	Texas Instruments	OEM/CM ONLY	1056
SN74LS191NSRG4	Texas Instruments	OEM/CM ONLY	871
SN74LS191NSRE4	Texas Instruments	OEM/CM ONLY	253

Part Number

Manufacturer

Description

Stock

SN74LS191NSR

D# 595-SN74LS191NSR

Texas Instruments

Counter ICs 4-Bit Sync Up/Down

RoHS: Compliant

3368

Part Number	Manufacturer	Description	Stock
SN74LS191NSRG4 D# NS-SN74LS191NSRG4	Texas Instruments	OEM/CM ONLY	8523
SN74LS191NSRE4 D# NS-SN74LS191NSRE4	Texas Instruments	OEM/CM ONLY	4873
SN74LS191NSR D# NS-SN74LS191NSR	Texas Instruments	OEM/CM ONLY	1967

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SN74LS191NSR

Texas Instruments

5386

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SN74LS191NSR

Texas Instruments

SN74LS191 Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control

RoHS: Compliant

4000

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SN74LS191NSR

Texas Instruments

OEM/CM ONLY

6749

Part Number

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SN74LS191NSR

Texas Instruments

Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control

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SN74LS191NSR

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