About us Contact Us Submit BOM
RFQs(0)
English
Close Menu
View All

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

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)Specialized ICsTL16C2550RHBR
Image may be representation.
See specifications for product details.
Share
 Favorite
EXPRESS OPTION
Payment method

TL16C2550RHBR - Texas Instruments

Manufacturer Part Number
TL16C2550RHBR
Manufacturer
Texas Instruments
Allelco Part Number
41D-TL16C2550RHBR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
16,290 pcs available, New & Original
Parts Description
TL16C2550RHBR
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
Compare
Our certification
In stock: 16290
  • Unit Price: $5.402
  • Subtotal: $0.00

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

Quantity Unit Price Ext. Price
1+ $5.402 $5.40
10+ $5.264 $52.64
30+ $5.172 $155.16
100+ $5.079 $507.90
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TL16C2550RHBR Tech Specifications
Texas Instruments - TL16C2550RHBR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL16C2550RHBR

Product Attribute Attribute Value
Part Number TL16C2550RHBR
Package TL16C2550RHBR
Description TL16C2550RHBR
Stock Condition Get 16290 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Texas Instruments
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

Manufacturer Part Number

TL16C2550RHBR

Manufacturer

Texas Instruments

Introduction

The TL16C2550RHBR is a dual-channel universal asynchronous receiver/transmitter (DUART) with enhanced features, designed for a wide range of serial communications applications. It offers a highly integrated and flexible solution for various interface and connectivity requirements.

Product Features and Performance

Dual-channel UART with independently controlled transmitters and receivers

16-byte transmit and receive FIFOs for each channel

Programmable baud rates up to 1.5Mbps

Supports 5V, 3.3V, and 1.8V supply voltages

Integrated oscillator and crystal-less operation

False start bit detection and automatic flow control

Modem control signals and IrDA encoder/decoder support

Product Advantages

Highly integrated and feature-rich DUART solution

Flexible voltage operation and wide data rate range

Reduced system complexity and component count

Suitable for a variety of serial communication applications

Key Reasons to Choose This Product

Robust and reliable performance for critical serial interface needs

Streamlined design and easy integration into various systems

Optimized power efficiency and reduced system cost

Proven reliability and long-term availability from Texas Instruments

Quality and Safety Features

Adheres to industry-standard quality and safety requirements

RoHS-compliant and lead-free package options available

Compatibility

Compatible with a wide range of microcontrollers, processors, and serial communication systems

Application Areas

Industrial automation and control systems

Telecommunications equipment

Portable and battery-powered devices

Embedded systems and IoT applications

Product Lifecycle

The TL16C2550RHBR is an active and widely available product from Texas Instruments. There are no immediate plans for discontinuation, and it remains a popular choice for various serial communication applications. If you require more information or need assistance with identifying alternative or equivalent models, please contact our sales team through our website.

Frequently Asked Questions(FAQ)

How does the TL16C2550RHBR support low-power embedded applications, and what voltage compatibility features make it suitable for mixed-voltage system designs?
The TL16C2550RHBR operates across a wide supply range of 1.8V to 5V, enabling integration into systems with heterogeneous power domains without requiring level shifters or voltage translators. Its dual-channel UART architecture allows one channel to interface with legacy 3.3V peripherals while the other connects to modern 1.8V microcontrollers, simplifying mixed-voltage board layouts. This flexibility reduces component count and supports energy-efficient designs where power sequencing or brown-out protection is critical.
What are the performance implications of using the TL16C2550RHBR in high-data-throughput serial communication scenarios?
With a maximum data rate of 1.5 Mbps per channel and integrated 16-byte FIFOs on both channels, the TL16C2550RHBR minimizes CPU overhead by buffering incoming and outgoing data. In practice, this enables sustained throughput close to 1.5 Mbps even under moderate interrupt load, reducing latency spikes during burst transmissions. However, achieving full 1.5 Mbps requires careful PCB layout due to sensitivity to signal integrity, especially at higher baud rates over long traces.
How does the internal oscillator of the TL16C2550RHBR simplify system design compared to external crystal-based UART solutions?
The built-in oscillator eliminates the need for an external clock source, saving board space and reducing component cost. For typical baud rates like 115200, the oscillator provides sufficient accuracy (±2% typical), making it viable for non-time-critical applications such as sensor logging or configuration interfaces. While precision timing applications (e.g., industrial automation with tight synchronization) may still prefer external crystals, the integrated solution reduces BOM complexity and accelerates time-to-market.
Can the TL16C2550RHBR be substituted with the TL16C2550IRHBR in existing designs, and what differences should engineers verify?
Yes, the TL16C2550IRHBR is listed as a substitute for the TL16C2550RHBR, indicating functional parity across key parameters. Both share identical pinouts, operating conditions, and feature sets including dual UARTs, 16-byte FIFOs, and auto-flow control. Engineers should confirm package compatibility—both are 32-VQFN—and verify thermal performance under continuous operation, as slight variations in mold compound or die attachment can affect junction temperature rise.
What role do the modem control signals play in the TL16C2550RHBR, and how do they impact real-world RS-232 interfacing?
The TL16C2550RHBR includes full modem control logic (RI, DSR, CTS, etc.), enabling automatic handshake protocols essential for reliable point-to-point serial communication. When interfaced with RS-232 transceivers like the MAX3232, these signals allow the microcontroller to monitor carrier detect status and manage flow control dynamically. This prevents buffer overflows in noisy environments and ensures robust communication with modems, GPS modules, or legacy industrial devices.
How does the FIFO depth of the TL16C2550RHBR affect interrupt frequency and processor utilization in typical embedded tasks?
The 16-byte FIFOs reduce interrupt frequency significantly compared to unbuffered UARTs. At 115200 baud transmitting 8-bit ASCII characters with 1 start/stop bit, each byte takes ~87 µs. A full TX FIFO triggers an interrupt every ~1.4 ms (16 × 87 µs), lowering CPU load from near-continuous polling to periodic servicing. Similarly, RX interrupts occur only after accumulating 16 bytes, minimizing context switching overhead in resource-constrained systems.
Is the TL16C2550RHBR suitable for automotive or industrial environments, given its Moisture Sensitivity Level (MSL) rating?
With an MSL of 2 and RoHS3 compliance, the TL16C2550RHBR meets basic environmental standards for commercial and industrial use. However, it is not qualified to automotive-grade specifications (e.g., AEC-Q100). For harsh environments requiring extended reliability, additional conformal coating or mechanical shielding may be necessary. Engineers should assess temperature derating curves and ensure proper soldering profiles during assembly to avoid latent defects.
How does false start bit detection in the TL16C2550RHBR improve data integrity in noisy communication channels?
False start bit detection identifies invalid framing conditions where no actual start bit precedes data reception, often caused by electromagnetic interference or signal reflections. By flagging such events, the receiver avoids corrupting partial data frames, which is critical in unshielded cable runs or long-distance RS-485 networks. This feature enhances error resilience without adding CRC checks, simplifying protocol implementation.
What are the thermal considerations when mounting the TL16C2550RHBR in compact designs using its exposed pad package?
The 32-VQFN (5x5) package with exposed thermal pad improves heat dissipation compared to standard QFNs. Under continuous 1.5 Mbps transmission with both channels active, junction temperatures may rise 15–25°C above ambient depending on PCB copper area and airflow. Engineers should connect the exposed pad to a solid ground plane via multiple vias to maintain junction temperature below 125°C and prevent thermal shutdown.
How does the auto-flow control mechanism in the TL16C2550RHBR coordinate between transmitter and receiver buffers to prevent data loss?
Auto-flow control uses hardware handshaking (RTS/CTS) to pause transmission when the local FIFO approaches full capacity. When the remote device’s RX buffer fills up, it asserts CTS low, signaling the TL16C2550RHBR to halt sending until space becomes available. This dynamic throttling prevents overruns without software intervention, ensuring stable data transfer even with variable processing delays between endpoints.
Can the TL16C2550RHBR support multi-drop serial networks, and what limitations apply compared to dedicated RS-485 transceivers?
While the TL16C2550RHBR supports standard UART protocols, it lacks differential drivers/receivers required for true multi-drop RS-485 topologies. To implement multi-drop communication, engineers must pair it with external transceivers like SN75176B. Even then, termination resistors and bus biasing become essential to avoid signal reflections. Thus, while feasible, full-duplex multi-drop networks benefit more from integrated transceiver solutions for noise immunity and driver enable control.
What is the significance of the HTSUS code 8542.39.0001 for the TL16C2550RHBR in global supply chain management?
The HTSUS classification 8542.39.0001 designates this part as an "Electronic integrated circuits: processors and controllers," which governs import duties and regulatory compliance in the U.S. Accurate classification aids customs clearance and avoids shipment delays. It also reflects the device’s primary function as a serial communication controller rather than a generic logic IC, ensuring proper tariff treatment during international procurement.

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • 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.

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

  1. Use your express account for shipment if you have one.
  2. 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

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. 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
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
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.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
Quality Inspection Image - 01
Quality Inspection Image - 02
Quality Inspection Image - 03
Quality Inspection Image - 04

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.
  • HKBea
  • Paypal
  • MasterCard
  • Western-Union
  • VISA
Stable Delivery, Sincere Partnership — Your Faithful Supply Chain Partner
  • Efficient Supply Management
  • Cost-Saving Procurement
  • Fast Sourcing & Delivery
Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
Texas Instruments

TL16C2550RHBR

Texas Instruments
41D-TL16C2550RHBR

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

Allelco
About Us
History
Certifications
Recruitment
Policies
Terms & Conditions
Privacy Policy
Cookie Policy
Services
Order Tracking
Return & Replacement
Frequently Asked Questions
Contact Us
Order
Shipping & Delivering
Payment Methods
My Account
The BlogsHot PartsChange LanguageNewsSite map
Contact Us
Headquarters Address:
Room C 13/F Harvard Commercial Building
105-111 Thomson Road Wan Chai
HongKong
Service Tel: +852-91464856
Service Email: info@allelco.com
Follow us
Copyright © 2012-2025 AllelcoElec.com. All rights reserved.
0 RFQ
Shopping cart (0 Items)
It is empty.
Submit RFQ
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB