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Home Products Integrated Circuits (ICs)Interface - Drivers, Receivers, Transceivers~~SN75ALS191PS~~

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SN75ALS191PS - Texas Instruments

Name: Texas Instruments SN75ALS191PS
Brand: Texas Instruments
SKU: SN75ALS191PS
Availability: InStock
Rating: 5 (10 reviews)

Manufacturer Part Number: SN75ALS191PS

Manufacturer: Texas Instruments

Allelco Part Number: 32D-SN75ALS191PS

Warranty: 1 Year Allelco Warranty - Find out more

Parts Description: LINE DRIVER

Package: Bulk

Data sheet: -

RoHs Status: ROHS3 Compliant

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In stock: 27605

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Specifications

SN75ALS191PS Tech Specifications
Texas Instruments - SN75ALS191PS technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - SN75ALS191PS

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Series	*

Product Attribute	Attribute Value
Package	Bulk

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Parts Introduction

Manufacturer Part Number

SN75ALS191PS

Manufacturer

Texas Instruments

Introduction

The SN75ALS191PS is a high-speed, low-power RS422 line driver from Texas Instruments. It features differential line drivers capable of driving long transmission lines in industrial, commercial, and military applications.

Product Features and Performance

Supports data rates up to 20Mbaud

Operates on 4.75V to 5.25V power supply

Provides differential line drivers with high-impedance outputs

Designed for RS422 interface standards

Includes two independent driver channels

Offers high-speed switching and low propagation delay

Product Advantages

Reliable and high-performance RS422 line driving

Efficient power consumption for energy-conscious applications

Robust differential signaling for noise-prone environments

Flexible interface for diverse system architectures

Key Reasons to Choose This Product

Industry-leading performance and reliability from Texas Instruments

Comprehensive feature set for versatile RS422 communication needs

Cost-effective solution for high-speed, low-power interface requirements

Proven track record in a wide range of industrial and commercial applications

Quality and Safety Features

Designed and manufactured to Texas Instruments' high quality standards

Ensures safe and reliable operation within the specified temperature range

Compatibility

Suitable for applications requiring an RS422 interface

Can be integrated into various industrial, commercial, and military systems

Application Areas

Industrial automation and control systems

Telecommunications equipment

Medical instrumentation

Military and aerospace electronics

Transportation systems

Product Lifecycle

["The SN75ALS191PS is an active product and currently available for purchase.","There are no direct equivalents or alternative models from Texas Instruments at this time.","For the latest product information or assistance, please contact our website's sales team."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments SN75ALS191PS

Product Attribute
Part Number	SN75ALS191PSR	SN75ALS191P	SN75ALS191PE4	SN75ALS191PG4
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Series	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.
Kevi***.

Mar 17, 2026

Fast switching and stable output. Very satisfied with this IC
Daou***hekebkeb

Jun 16, 2024

I had a great experience purchasing items from Allelcoelec, I recommend
Uri ***al

Jun 19, 2024

Good comunication,
Transpnt regarding the process and price.
Yaqu***l Ali

Jun 19, 2024

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.
Lea ***

Jun 19, 2024

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Your Email address will not be published.

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

Use your express account for shipment if you have one.
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

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
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
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	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 -

Efficient Supply Management
Cost-Saving Procurement
Fast Sourcing & Delivery

Contact us if you have any questions.

Phone
+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

SN75ALS191PS

Texas Instruments
32D-SN75ALS191PS

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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Please refer to the English Version as our Official Version.Return

SN75ALS191PS - Texas Instruments

Specifications

Environmental & Export Classifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Reasons to Choose This Product

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Parts with Similar Specifications

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Very good. No issue after long time testing.

Fast switching and stable output. Very satisfied with this IC

I had a great experience purchasing items from Allelcoelec, I recommend

Good comunication,Transpnt regarding the process and price.

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

Morrey was very helpful and right on top of things!He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

Payment Support

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

Certifications & Memberships

SN75ALS191PS

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.

Good comunication,
Transpnt regarding the process and price.

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.