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Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~TMS320F28054FPNT~~

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TMS320F28054FPNT - Texas Instruments

Name: Texas Instruments TMS320F28054FPNT
Brand: Texas Instruments
SKU: TMS320F28054FPNT
Price: 9.77 USD
Availability: InStock
Rating: 5 (1 reviews)

Manufacturer Part Number: TMS320F28054FPNT

Manufacturer: Texas Instruments

Allelco Part Number: 32D-TMS320F28054FPNT

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 4,742 pcs available, New & Original

Parts Description: IC MCU 32BIT 128KB FLASH 80LQFP

Package: 80-LQFP (12x12)

Data sheet: TMS320F28054FPN.pdf

PCN Assembly/Origin
Mult Devices 23/Feb/2018.pdf

PCN Design/Specification
TMS320F28050/8055 Datasheet 27/Nov/2018.pdf TMS320F2805x 28/Aug/2020.pdf

HTML Datasheet
TMS320F2805x Datasheet.pdf

Errata
TMS320F2805x Errata.pdf

RoHs Status: ROHS3 Compliant

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Specifications

TMS320F28054FPNT Tech Specifications
Texas Instruments - TMS320F28054FPNT technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - TMS320F28054FPNT

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Supply (Vcc/Vdd)	1.71V ~ 1.995V
Supplier Device Package	80-LQFP (12x12)
Speed	60MHz
Series	C2000™ C28x Piccolo™
RAM Size	8K x 16
Program Memory Type	FLASH
Program Memory Size	128KB (64K x 16)
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Package / Case	80-LQFP
Package	Tray

Product Attribute	Attribute Value
Oscillator Type	Internal
Operating Temperature	-40°C ~ 105°C (TA)
Number of I/O	42
Mounting Type	Surface Mount
EEPROM Size	-
Data Converters	A/D 16x12b
Core Size	32-Bit Single-Core
Core Processor	C28x
Connectivity	CANbus, I²C, SCI, SPI, UART/USART
Base Product Number	TMS320

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)
REACH Status	REACH Unaffected
ECCN	3A991A2
HTSUS	8542.31.0001

Parts Introduction

TMS320F28054FPNT (1)

Manufacturer Part Number

TMS320F28054FPNT

Manufacturer

Texas Instruments

Introduction

Embedded Microcontroller Integrated Circuit (IC)

Part of the C2000 C28x Piccolo series

Product Features and Performance

32-bit single-core C28x microcontroller

60 MHz operating speed

128 KB program memory (64K x 16)

8 KB RAM (8K x 16)

16-bit, 16-channel ADC

CAN, I2C, SPI, SCI, UART/USART connectivity

PWM, brown-out detection/reset, power-on reset (POR) peripherals

Watchdog timer (WDT)

Operating temperature range: -40°C to 105°C

Product Advantages

Powerful 32-bit microcontroller core

Extensive peripheral set for diverse applications

Flash program memory for flexible firmware updates

Wide operating temperature range

Key Technical Parameters

Package: 80-LQFP (12x12)

Mounting Type: Surface Mount

Voltage Supply: 1.71V to 1.995V

Oscillator: Internal

Quality and Safety Features

RoHS3 compliant

Brown-out detection and reset

Power-on reset (POR)

Compatibility

Compatible with other devices in the C2000 C28x Piccolo series

Application Areas

Industrial control systems

Motor control

Power conversion

Embedded systems

Product Lifecycle

Currently in active production

Replacement or upgrade options may be available in the C2000 C28x Piccolo series

Key Reasons to Choose This Product

Powerful 32-bit microcontroller core for demanding applications

Comprehensive peripheral set for flexible design

Flash program memory for easy firmware updates

Wide operating temperature range for industrial environments

RoHS3 compliance for environmental responsibility

Frequently Asked Questions(FAQ)

How does the TMS320F28054FPNT perform in high-temperature industrial environments, and what design considerations are necessary to ensure reliable operation at its maximum operating temperature of 105°C?: The TMS320F28054FPNT is rated for operation from -40°C to 105°C (TA), making it suitable for harsh industrial environments such as motor drives or power conversion systems. However, sustained operation near the upper limit requires careful attention to thermal management. Engineers should implement adequate PCB copper pour, thermal vias under the package, and avoid routing high-current traces adjacent to the IC to prevent localized heating. Derating the clock speed or limiting duty cycles in continuous high-load scenarios can also help maintain junction temperatures below recommended thresholds.

What is the impact of the TMS320F28054FPNT’s core voltage range of 1.71V to 1.995V on system-level power budgeting, and how does this compare to other C2000 Piccolo devices like the TMS320F28035?: The tight supply window of 1.71V to 1.995V on the TMS320F28054FPNT necessitates a low-dropout regulator (LDO) with minimal headroom, which increases system efficiency but reduces flexibility in input voltage selection. Compared to the TMS320F28035, which operates at up to 3.6V, the F28054FPNT offers lower power consumption at the cost of stricter voltage regulation. This makes it better suited for battery-powered or energy-constrained applications, though it demands tighter tolerance in the power delivery network to avoid brownout resets during transient loads.

Can the TMS320F28054FPNT be used in automotive-grade applications, and what additional qualification steps would be required beyond standard industrial operation?: The TMS320F28054FPNT is not automotive-qualified (AEC-Q100 certified), so its use in production automotive systems is generally restricted to non-safety-critical functions. However, it can support prototyping or development phases in vehicle applications where environmental robustness is needed. For full automotive compliance, Texas Instruments offers variants like the TMS320F28069M, which undergo AEC-Q100 Grade 1 testing. Any attempt to substitute the F28054FPNT in safety-related domains would require extensive reliability validation and functional safety documentation, increasing time-to-market and cost significantly.

How many analog inputs does the TMS320F28054FPNT support, and how should they be managed when implementing multi-sensor data acquisition in a control loop?: The TMS320F28054FPNT includes 16 × 12-bit ADC channels, allowing simultaneous sampling across multiple sensors. In a motor control application, for example, these can be allocated to current shunts, DC bus voltage, and temperature monitoring. To minimize noise and improve accuracy, engineers should use differential input modes where possible, apply anti-aliasing filters, and stagger sampling sequences to avoid contention. The ADC module supports internal and external trigger sources, enabling synchronized conversions aligned with PWM events for precise feedback control.

What trade-offs exist between using the internal oscillator versus an external crystal on the TMS320F28054FPNT, and when would each approach be preferable?: The TMS320F28054FPNT features a built-in 10 MHz oscillator that can be multiplied to 60 MHz via PLL, offering reduced component count and lower BOM cost. However, it may exhibit higher phase jitter compared to a precision external crystal, affecting timing-sensitive applications like communication protocols or PWM synchronization. An external 40 MHz crystal with load capacitors provides superior frequency stability and lower noise, making it ideal for systems requiring tight tolerances over temperature or long-term drift. The choice hinges on whether cost savings outweigh the need for deterministic timing behavior.

How does the TMS320F28054FPNT handle interrupt latency during high-speed PWM generation, and what impact does this have on real-time control loop performance?: With a 60 MHz core clock, the TMS320F28054FPNT achieves interrupt response times typically under 10 cycles for edge-triggered events, enabling sub-microsecond reaction times essential for field-oriented control algorithms. When paired with its dedicated ePWM modules running at up to 200 MHz, the device supports dead-band insertion and fault protection without CPU overhead. This allows the main control loop to execute at high resolution while maintaining deterministic behavior—critical in applications like BLDC motors or solar inverters where timing precision directly affects torque ripple and efficiency.

What is the maximum number of I/O pins available on the TMS320F28054FPNT, and how should GPIO configuration be optimized when interfacing with multiple peripherals?: The TMS320F28054FPNT provides 42 general-purpose I/O pins, though actual availability depends on peripheral multiplexing and power domain assignments. To optimize usage, engineers should leverage the XINTF interface for expanded memory access instead of dedicating pins to slow peripherals. Where parallel connectivity is needed, grouping signals by function (e.g., SPI chip selects or UART RX/TX pairs) reduces pin fragmentation. Careful assignment during pinmux initialization avoids conflicts and ensures signal integrity by minimizing crosstalk through proper spacing and termination.

How much RAM does the TMS320F28054FPNT provide, and what factors influence effective memory utilization in embedded control firmware?: The device includes 8 KB of single-cycle RAM, sufficient for small lookup tables, PID coefficients, and stack storage in basic control tasks. However, complex state machines or large filter buffers may exceed this limit, requiring code partitioning or use of flash-based emulation. Since RAM is non-cacheable and executes at full speed, placement of critical variables in fast-access regions improves performance. Additionally, minimizing dynamic allocation and avoiding recursion helps prevent stack overflow—especially important given the limited depth before reset triggers.

Can the TMS320F28054FPNT drive capacitive loads directly, and what precautions are necessary when connecting it to high-impedance sensors or long transmission lines?: The GPIO pins on the TMS320F28054FPNT are not designed to sink or source significant current (>20 mA), making them unsuitable for driving capacitive loads directly without buffering. Connecting long wires or unshielded cables introduces ringing and overshoot due to parasitic inductance and capacitance. In such cases, series termination resistors (typically 33–100 Ω) near the driver reduce reflections and improve signal integrity. Alternatively, using dedicated line drivers or opto-isolators isolates noise and protects the MCU from voltage spikes in noisy industrial environments.

What is the role of the watchdog timer in the TMS320F28054FPNT, and how should it be configured to balance system reliability against false trip risks?: The integrated Watchdog Timer (WDT) monitors software execution by expecting periodic "kick" commands; failure to do so within the timeout period forces a reset. On the TMS320F28054FPNT, the default timeout is approximately 50 ms, but this can be adjusted via clock prescalers. Overly aggressive settings increase false resets during debugging, while lenient ones compromise fault recovery. Best practice involves disabling the WDT during development, then enabling it only after verifying normal operation, and ensuring the kick sequence occurs outside interrupt handlers to maintain determinism.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments TMS320F28054FPNT

Product Attribute
Part Number	TMS320F28054MPNT	TMS320F28054FPNS	TMS320F28054PNT	TMS320F28054FPNQ
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Oscillator Type	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Core Processor	-	-	-	-
Program Memory Size	-	-	-	-
Peripherals	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Series	-	-	-	-
Data Converters	-	-	-	-
Number of I/O	-	-	-	-
Core Size	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
RAM Size	-	-	-	-
EEPROM Size	-	-	-	-
Program Memory Type	-	-	-	-
Connectivity	-	-	-	-
Voltage - Supply (Vcc/Vdd)	-	-	-	-
Speed	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

TMS320F28054FPNT Datasheet PDF

Download TMS320F28054FPNT pdf datasheets and Texas Instruments documentation for TMS320F28054FPNT - Texas Instruments.

PCN Assembly/Origin: Mult Devices 23/Feb/2018.pdf
PCN Design/Specification: TMS320F28050/8055 Datasheet 27/Nov/2018.pdf TMS320F2805x 28/Aug/2020.pdf
HTML Datasheet: TMS320F2805x Datasheet.pdf
Errata: TMS320F2805x Errata.pdf

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Customer Reviews

Evaluation: 10 Articles

Emil***rperTech

Jun 23, 2026

Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.
Liam***terTech

Jun 15, 2026

Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.
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.

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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

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