Name: SN74LS191D
Brand: Texas Instruments
SKU: SN74LS191D
Price: 1.3489 USD
Availability: InStock
Rating: 5 (121 reviews)

SN74LS191D

For Reference Only

Part Number	SN74LS191D
Manufacturer	Texas Instruments
Description	IC SYNC 4-BIT UP/DN CNTR 16-SOIC
Datasheet	SN74LS191D Specifications
Package	16-SOIC (0.154", 3.90mm Width)
ECAD
In Stock	18,732 piece(s)
Unit Price	$ 1.3489 *
Lead Time	To be Confirmed
Estimated Delivery Time	Apr 27 - May 2 (Choose Expedited Shipping)
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Part Number # SN74LS191D (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 SN74LS191D specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS191D with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SN74LS191D.

SN74LS191D Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Logic - Counters, Dividers
Package	16-SOIC (0.154", 3.90mm 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 (0.154", 3.90mm Width)
Supplier Device Package	16-SOIC

SN74LS191D Reviews

Luci*****Black

March 25, 2023

★ ★ ★ ★ ★

Awesome selection! Great service for whatever electronic parts you want! Prices are competitive as well. Thank you!

Dev*****Guha

March 24, 2023

★ ★ ★ ★ ★

Solved my electrical back feed problems on my alternator.

Mich*****Barnes

March 9, 2023

★ ★ ★ ★ ★

Very supportive of my small orders, but very glad easy to work with. Hard to see how it could be any more efficient!

Jane*****Clark

March 5, 2023

★ ★ ★ ★ ★

SN74LS191D arrived in great condition, very happy, Would buy again. A++ . thank you!!

Jane*****Brooks

March 1, 2023

★ ★ ★ ★ ★

Always meet my expectations with order and questions.

Itz*****Klein

February 23, 2023

★ ★ ★ ★ ★

Great communication. A pleasure to do business with.

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SN74LS191D Packaging

SN74LS191D FAQ

1. How to order SN74LS191D 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 SN74LS191D is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SN74LS191D. All suppliers must pass our qualification reviews before they can publish their products including SN74LS191D on Heisener; we pay more attention to the channels and quality of SN74LS191D products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SN74LS191D price and inventory displayed accurate?

The price and inventory of SN74LS191D 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 SN74LS191D?

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 SN74LS191D we delivered, we will accept the replacement or return of the SN74LS191D 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 SN74LS191D.

(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 SN74LS191D pin diagram, SN74LS191D datasheet?

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

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SN74LS191D 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

SN74LS191D

D# V36:1790_07345614

Texas Instruments

Counter Single 4-Bit Async Binary UP/Down 16-Pin SOIC Tube

RoHS: Compliant

SN74LS191DR

D# V36:1790_07345616

Texas Instruments

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

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

2258

SN74LS191D

Texas Instruments

Part Number	Manufacturer	Description	Stock
SN74LS191DG4	Texas Instruments	4 BIT BINARY UP/DOWN COUNTER, SOIC-16, Counter Type:Binary, Up / Down, Clock Frequency:25MHz, Count Maximum:15, Supply Voltage Min:4.75V, Supply Voltage Max:5.25V, Logic Case Style:SOIC, No. of Pins:16, Operating Temperature Min:0C , RoHS Compliant: Yes	0
SN74LS191D	Texas Instruments	Min Qty 6	35555
SN74LS191DR	Texas Instruments	Min Qty 6	35555
SN74LS191DE4	Texas Instruments	IC SYNC 4-BIT UP/DN CNTR 16-SOIC	0

Part Number	Manufacturer	Description	Stock
SN74LS191DE4 D# SN74LS191DE4-ND	Texas Instruments	IC SYNC 4-BIT UP/DN CNTR 16-SOIC	0
SN74LS191DR D# 296-SN74LS191DRCT-ND	Texas Instruments	IC SYNC 4-BIT UP/DN CNTR 16-SOIC	2451
SN74LS191D D# 296-33974-5-ND	Texas Instruments	IC SYNC 4-BIT UP/DN CNTR 16-SOIC	344

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

In stock shipping within 2days

2325

Part Number	Manufacturer	Description	Stock
SN74LS191D	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	2618
SN74LS191DR	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	3635
SN74LS191DR2	Motorola Semiconductor Products	OEM/CM QUOTES ONLY \| NO BROKERS	2975
SN74LS191DRG4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	138

Part Number	Manufacturer	Description	Stock
SN74LS191DSO16	Texas Instruments	OEM/CM ONLY	795
SN74LS191DRE4	Texas Instruments	OEM/CM ONLY	279
SN74LS191DR	Texas Instruments	OEM/CM ONLY	749
SN74LS191DRG4	Texas Instruments	OEM/CM ONLY	195
SN74LS191DE4	Texas Instruments	OEM/CM ONLY	178

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

In stock

2258

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

OEM/CM Immediate delivery

3068

Part Number

Manufacturer

Description

Stock

SN74LS191D

D# 595-SN74LS191D

Texas Instruments

Counter ICs 4-Bit Sync Up/Down

RoHS: Compliant

293

SN74LS191DE4

D# 595-SN74LS191DE4

Texas Instruments

Counter ICs 4-Bit Sync Up/Down

RoHS: Compliant

620

Part Number	Manufacturer	Description	Stock
SN74LS191DRE4 D# NS-SN74LS191DRE4	Texas Instruments	OEM/CM ONLY	7993
SN74LS191DRG4 D# NS-SN74LS191DRG4	Texas Instruments	OEM/CM ONLY	4537
SN74LS191DG4 D# NS-SN74LS191DG4	Texas Instruments	OEM/CM ONLY	4917
SN74LS191D D# NS-SN74LS191D	Texas Instruments	OEM/CM ONLY	6585
SN74LS191DE4 D# NS-SN74LS191DE4	Texas Instruments	OEM/CM ONLY	9231
SN74LS191DR D# NS-SN74LS191DR	Texas Instruments	OEM/CM ONLY	6866
N74LS191D D# NS-N74LS191D	VARIOUS	OEM/CM ONLY	5741

Part Number	Manufacturer	Description	Stock
SN74LS191D	Signetics	Counter, Up/Down, 4 Bit Binary, 16 Pin, Plastic, SOP	139
SN74LS191DR2	Motorola Semiconductor Products	LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16	2500
SN74LS191DR	Texas Instruments		250

Part Number

Manufacturer

Description

Stock

SN74LS191D

D# SN74LS191D

Motorola Semiconductor Products

Semiconductor

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

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

RoHS: Compliant

5000

SN74LS191D

ON Semiconductor

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

RoHS: Compliant

2728

Part Number	Manufacturer	Description	Stock
SN74LS191DR2	Motorola Semiconductor Products	OEM/CM ONLY	3429
SN74LS191DRG4	Texas Instruments	OEM/CM ONLY	132
SN74LS191D	Texas Instruments	OEM/CM ONLY	4582
SN74LS191DR	Texas Instruments	OEM/CM ONLY	9004

Part Number

Manufacturer

Description

Stock

SN74LS191DR

Texas Instruments

IN stock Immediate delivery

3083

Part Number

Manufacturer

Description

Stock

SN74LS191D

Texas Instruments

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

961

Part Number

Manufacturer

Description

Stock

SN74LS191D

mfr

RFQ

5408

Quick Inquiry

SN74LS191D

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