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HomeProductsIntegrated Circuits (ICs)Interface - UARTs (Universal Asynchronous Receiver Transmitter)TL16C550DIPFBR
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TL16C550DIPFBR - Texas Instruments

Manufacturer Part Number
TL16C550DIPFBR
Manufacturer
Texas Instruments
Allelco Part Number
32D-TL16C550DIPFBR
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
13,883 pcs available, New & Original
Parts Description
IC ASYNC COMM ELEMENT 48-TQFP
Package
48-TQFP (7x7)
Data sheet
TL16C550DIPFBR.pdf

Datasheets

TL16C550D/DI.pdf

HTML Datasheet

TL16C550D/DI.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 13883
  • Unit Price: $4.061
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $4.061 $4.06
200+ $1.572 $314.40
500+ $1.517 $758.50
1000+ $1.49 $1,490.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

TL16C550DIPFBR Tech Specifications
Texas Instruments - TL16C550DIPFBR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TL16C550DIPFBR

Product Attribute Attribute Value
Manufacturer Texas Instruments
With Modem Control Yes
With IrDA Encoder/Decoder -
With False Start Bit Detection Yes
With Auto Flow Control Yes
Voltage - Supply 2.25V ~ 5.5V
Supplier Device Package 48-TQFP (7x7)
Series -
Protocol -
Product Attribute Attribute Value
Package / Case 48-TQFP
Package Tape & Reel (TR)
Number of Channels 1, UART
Mounting Type Surface Mount
Features -
FIFOs 16 Byte
Data Rate (Max) 1Mbps
Base Product Number TL16C550

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

TL16C550DIPFBR Image
TL16C550DIPFBR (1)

Manufacturer Part Number

TL16C550DIPFBR

Manufacturer

Texas Instruments

Introduction

The TL16C550DIPFBR is an Interface UART by Texas Instruments, designed for efficient communication in embedded systems.

Product Features and Performance

Single-channel UART communication

Integrated 16-byte FIFO for transmit and receive

Up to 1Mbps data rate for high-speed data transmission

Supports 2.25V to 5.5V operation, accommodating various logic levels

Auto flow control to prevent data overruns

False start bit detection to ensure data integrity

Modem control signals for comprehensive serial communication

Product Advantages

Enhanced data buffering reduces CPU overhead

Flexibility with a wide voltage supply range

Automatic flow control for improved reliability in data exchange

Error detection capabilities for secure data transmission

Key Technical Parameters

Number of Channels: 1, UART

FIFO's: 16 Byte

Data Rate (Max): 1Mbps

Voltage - Supply: 2.25V ~ 5.5V

With Auto Flow Control: Yes

With False Start Bit Detection: Yes

With Modem Control: Yes

Mounting Type: Surface Mount

Package / Case: 48-TQFP

Supplier Device Package: 48-TQFP (7x7)

Quality and Safety Features

Designed under Texas Instruments' strict quality control

Reliable data communications with error-detection features

Compatibility

Compatible with various microcontrollers and processors supporting UART

Mountable on surface mount PCBs for integrated circuit designs

Application Areas

Embedded systems

Microcontroller-based projects

Industrial control

Data Communication equipment

Product Lifecycle

Product Status: Active

The TL16C550DIPFBR is currently in production with no indication of discontinuation

Replacements or upgrades should be checked with Texas Instruments for future planning

Several Key Reasons to Choose This Product

High-speed data transfer capability at 1Mbps

Compatibility with a wide range of supply voltages

Error-detection features increasing data integrity

Designed by Texas Instruments, a reputable manufacturer in semiconductor solutions

Suitable for diverse applications from consumer electronics to industrial control systems

Frequently Asked Questions(FAQ)

What are the key electrical and functional advantages of the TL16C550DIPFBR in a 3.3V industrial control system with intermittent communication bursts?
The TL16C550DIPFBR operates reliably across a 2.25V to 5.5V supply range, making it well-suited for 3.3V industrial environments where voltage fluctuations are common. Its 16-byte FIFO buffers help manage intermittent data bursts by reducing CPU interrupt frequency—approximately one interrupt per 16 bytes at 115.2 kbps, assuming typical polling intervals. Combined with auto flow control, this minimizes buffer overflow risks during peak transmission periods without requiring constant processor oversight.
How does the TL16C550DIPFBR handle false start bit detection, and why is this relevant in noisy RS-232 environments?
The TL16C550DIPFBR incorporates false start bit detection circuitry that validates incoming signal transitions before committing to full-byte reception. In electrically noisy RS-232 links—such as those near motor drives or unshielded cabling—this feature prevents misinterpretation of transient glitches as valid start bits, thereby reducing framing errors and improving data integrity without additional software filtering overhead.
Can the TL16C550DIPFBR sustain 1 Mbps data rates over long cable runs without external line drivers?
While the TL16C550DIPFBR supports a maximum data rate of 1 Mbps, sustained performance at this speed over extended distances (beyond 1–2 meters) typically requires external RS-232 line drivers due to signal degradation and capacitance effects. At shorter ranges or with low-capacitance cabling, the internal drivers may suffice, but signal integrity should be verified through eye-diagram analysis or empirical testing under actual load conditions.
What design considerations apply when using the auto flow control feature of the TL16C550DIPFBR in a half-duplex wireless module interface?
When interfacing the TL16C550DIPFBR with half-duplex wireless modules (e.g., certain LoRa or legacy RF transceivers), the auto RTS/CTS flow control must be synchronized with the module’s transmit/receive switching timing. Delays in CTS assertion can cause data loss if the host transmits before the remote side is ready. Properly tuning the FIFO threshold levels and ensuring modem control signal latency is accounted for in the protocol stack prevents underutilization or buffer overruns.
How does the TL16C550DIPFBR compare to the TL16C750 in terms of FIFO depth and interrupt efficiency for low-power embedded systems?
The TL16C550DIPFBR provides a 16-byte FIFO per channel, whereas the TL16C750 offers 64 bytes. For low-power systems where CPU wake-up frequency directly impacts energy consumption, the TL16C750 reduces interrupt density by a factor of four at high data rates. However, for moderate-throughput applications (e.g., <57.6 kbps), the TL16C550DIPFBR’s smaller FIFO is sufficient and may simplify PCB layout due to its lower pin count and smaller package footprint.
Is the TL16C550DIPFBR suitable for battery-powered devices requiring extended sleep modes, given its supply voltage range and modem control capabilities?
Yes, the TL16C550DIPFBR’s 2.25V minimum operating voltage aligns well with single-cell Li-ion or 2xAA battery configurations down to end-of-life thresholds. Its modem control signals (DTR, DSR, etc.) can be used to gate power to peripheral communication modules, enabling deep sleep states. However, the quiescent current during active reception must be evaluated against system-level power budgets—typically in the low mA range—to ensure compatibility with ultra-low-power architectures.
What layout and decoupling practices are recommended for the TL16C550DIPFBR in a mixed-signal environment with high-speed digital buses nearby?
Place decoupling capacitors (100 nF ceramic + 1–10 µF bulk) as close as possible to the VCC and GND pins of the TL16C550DIPFBR to suppress high-frequency noise from adjacent digital traces. Route UART signal lines away from clock or switching regulator paths, and use ground planes beneath the 48-TQFP package to minimize loop area. Since the device lacks internal ESD protection beyond standard CMOS levels, external TVS diodes on I/O lines are advised in exposed connector applications.
How does the TL16C550DIPFBR’s surface-mount 48-TQFP package affect rework feasibility and thermal performance in compact enclosures?
The 7x7 mm 48-TQFP package of the TL16C550DIPFBR enables high-density layouts but requires precision during hand rework due to fine 0.5 mm pitch leads. Thermal dissipation is modest under normal operation (typically <100 mW), but in tightly enclosed designs with elevated ambient temperatures (>70°C), ensure adequate airflow or thermal vias beneath the package to maintain junction temperature within the specified operating range.
Can the TL16C550DIPFBR be used in multi-drop configurations without additional hardware, and what limitations apply?
The TL16C550DIPFBR is designed for point-to-point UART communication and does not include multi-drop addressing or differential signaling. Attempting multi-drop operation without external transceivers (e.g., RS-485 drivers) risks bus contention and signal integrity issues. If multi-drop is required, pair the TL16C550DIPFBR with a compatible line driver and implement software-based addressing or token-passing protocols.
What verification steps should be taken to ensure reliable operation of the TL16C550DIPFBR at the upper end of its voltage range (5.5V) with long-term reliability?
At 5.5V, verify that all connected I/O devices tolerate the higher logic-high levels to avoid overstress. Monitor junction temperature during extended high-throughput operation, as power dissipation increases slightly with supply voltage. Additionally, confirm that the PCB’s moisture sensitivity level (MSL 2) handling procedures were followed during assembly to prevent popcorning or latent defects that could compromise long-term reliability under thermal cycling.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TL16C550DIPFBR

Product Attribute TL16C550DIPFBRG4 TL16C550DIPFB TL16C550DIPTR TL16C550DIRHBR
Part Number TL16C550DIPFBRG4 TL16C550DIPFB TL16C550DIPTR TL16C550DIRHBR
Manufacturer Luminary Micro / Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Base Product Number - DAC34H84 MAX500 ADS62P42
FIFOs - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Series - - - -
With Modem Control - - - -
Data Rate (Max) - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Mounting Type - Surface Mount Through Hole Surface Mount
With False Start Bit Detection - - - -
Voltage - Supply - - - -
With IrDA Encoder/Decoder - - - -
Number of Channels - - - -
Features - - - Simultaneous Sampling
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
With Auto Flow Control - - - -
Protocol - - - -

TL16C550DIPFBR Datasheet PDF

Download TL16C550DIPFBR pdf datasheets and Texas Instruments documentation for TL16C550DIPFBR - Texas Instruments.

Datasheets
TL16C550D/DI.pdf
HTML Datasheet
TL16C550D/DI.pdf

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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

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  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.
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TL16C550DIPFBR Image

TL16C550DIPFBR

Texas Instruments
32D-TL16C550DIPFBR

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

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