Data sheet: 1.TRS3221ECPW.pdf ...

PCN Assembly/Origin
2.73KHz.pdf

HTML Datasheet
TRS3221E.pdf

PCN Obsolescence/ EOL
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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Specifications

TRS3221ECPW Tech Specifications
Texas Instruments - TRS3221ECPW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TRS3221ECPW

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Supply	3V ~ 5.5V
Type	Transceiver
Supplier Device Package	16-TSSOP
Series	-
Receiver Hysteresis	500 mV
Protocol	RS232
Package / Case	16-TSSOP (0.173', 4.40mm Width)

Product Attribute	Attribute Value
Package	Tube
Operating Temperature	0°C ~ 70°C
Number of Drivers/Receivers	1/1
Mounting Type	Surface Mount
Duplex	Full
Data Rate	250kbps
Base Product Number	TRS3221

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

TRS3221ECPW

Manufacturer

Texas Instruments

Introduction

The TRS3221ECPW is a single channel, full-duplex, RS232 transceiver with a data rate up to 250 kbps. It operates on a wide range of supply voltages from 3V to 5.5V, making it suitable for a variety of applications.

Product Features and Performance

Single channel, full-duplex RS232 transceiver

Data rate up to 250 kbps

Wide supply voltage range of 3V to 5.5V

Receiver hysteresis of 500 mV

Operating temperature range of 0°C to 70°C

Surface mount package (16-TSSOP)

Product Advantages

Wide voltage range operation provides flexibility for different system requirements

High data rate enables faster data transfer

Small surface mount package saves valuable board space

Key Reasons to Choose This Product

Cost-effective solution for RS232 communication needs

Reliable performance with robust receiver hysteresis

Ease of integration with small surface mount package

Quality and Safety Features

ESD protection on all pins

Undervoltage lockout to prevent improper operation

Compatibility

RS232 interface standard

Application Areas

Industrial control systems

Embedded systems

Portable devices

Data communication equipment

Product Lifecycle

The TRS3221ECPW is an obsolete product, meaning it is no longer in active production. However, there are alternative models available that may provide similar or improved functionality. Customers are advised to contact our website's sales team for more information on current product offerings and suitable replacements.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TRS3221ECPW

Product Attribute
Part Number	TRS3221ECPWR-LI	TRS3221ECPWR	TRS3221CPW	TRS3221EIPWRG4
Manufacturer	Luminary Micro / Texas Instruments	Texas Instruments	Texas Instruments	Luminary Micro / Texas Instruments
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Voltage - Supply	-	-	-	-
Number of Drivers/Receivers	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Protocol	-	-	-	-
Duplex	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Receiver Hysteresis	-	-	-	-
Series	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Type	-	-	-	-
Data Rate	-	-	-	-

TRS3221ECPW Datasheet PDF

Download TRS3221ECPW pdf datasheets and Texas Instruments documentation for TRS3221ECPW - Texas Instruments.

PCN Assembly/Origin: 2.73KHz.pdf
HTML Datasheet: TRS3221E.pdf
PCN Obsolescence/ EOL: Cylindrical Battery Holders.pdf

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.

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Contact us if you have any questions.

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+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

TRS3221ECPW

Texas Instruments
32D-TRS3221ECPW

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

TRS3221ECPW - 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

TRS3221ECPW Datasheet PDF

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

TRS3221ECPW

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.