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HomeProductsIntegrated Circuits (ICs)Specialized ICsMC56F84452VLH
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MC56F84452VLH - NXP Semiconductors

Manufacturer Part Number
MC56F84452VLH
Manufacturer
NXP Semiconductors
Allelco Part Number
41D-MC56F84452VLH
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
8,530 pcs available, New & Original
Parts Description
LQFP-64(10x10)
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 8530
  • Unit Price: $7.478
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $7.478 $7.48
200+ $2.894 $578.80
500+ $2.793 $1,396.50
1000+ $2.743 $2,743.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

MC56F84452VLH Tech Specifications
NXP Semiconductors - MC56F84452VLH technical specifications, attributes, parameters and parts with similar specifications to NXP Semiconductors - MC56F84452VLH

Product Attribute Attribute Value
Part Number MC56F84452VLH
Package LQFP-64(10x10)
Description LQFP-64(10x10)
Stock Condition Get 8530 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 NXP Semiconductors
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

MC56F84452VLH

Manufacturer

NXP Semiconductors

Introduction

The MC56F84452VLH is a high-performance, 32-bit embedded microcontroller from the 56F8xxx series by NXP Semiconductors. This versatile device features a 56800EX core, offering a robust processing capability with a wide range of connectivity options and peripherals to support diverse industrial and automotive applications.

Product Features and Performance

32-bit single-core processor with a 60MHz operating frequency

Extensive connectivity options including CAN, I2C, LIN, SCI, and SPI interfaces

Advanced peripherals such as Brown-out Detect/Reset, DMA, LVD, POR, PWM, and Watchdog Timer (WDT)

96KB of Flash program memory and 16KB of RAM

2KB of EEPROM for data storage

16-channel, 12-bit ADC and 8-channel, 16-bit ADC for versatile analog signal processing

Internal oscillator for reliable clock generation

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

Product Advantages

Powerful 32-bit processing capabilities for demanding applications

Comprehensive peripheral set to handle a wide range of system requirements

Flexible connectivity options for integration into various system architectures

Robust design with advanced features for reliable operation in harsh environments

Key Reasons to Choose This Product

Exceptional performance and functionality for industrial and automotive applications

Scalable and customizable solution to meet diverse project requirements

Proven reliability and long-term support from a trusted semiconductor manufacturer

Cost-effective solution with a balance of features and performance

Quality and Safety Features

Designed and manufactured to the highest industry standards for quality and reliability

Comprehensive safety features, including brown-out detection and watchdog timer, to ensure system integrity

Extended operating temperature range for use in demanding environments

Compatibility

The MC56F84452VLH is compatible with other 56F8xxx series microcontrollers, allowing for easy system upgrades and design flexibility.

Application Areas

Industrial automation and control systems

Automotive electronics and powertrain applications

Robotics and mechatronics

Motor control and power conversion systems

General-purpose embedded systems

Product Lifecycle

The MC56F84452VLH is an active product in the 56F8xxx series. NXP Semiconductors regularly releases updated and enhanced models within this series, so customers are encouraged to contact our website's sales team for the latest information on equivalent or alternative products that may better suit their specific needs.

Frequently Asked Questions(FAQ)

What are the key performance trade-offs when selecting the MC56F8452VLH for motor control applications compared to a standard 8-bit microcontroller?
The MC56F8452VLH offers significant advantages over 8-bit microcontrollers in motor control due to its 32-bit 56800EX core and 60MHz clock speed, enabling higher-resolution PWM generation and faster signal processing. However, this comes at the cost of increased power consumption—operating at 3V–3.6V with typical current draw in the hundreds of milliamps under load—versus sub-100mA operation common in 8-bit alternatives. Additionally, while the MC56F8452VLH includes integrated ADCs (16x12-bit, 8x16-bit) and PWM peripherals, developers must consider code complexity and memory footprint, as 96KB of FLASH may require careful optimization for advanced control algorithms like field-oriented control.
How does the MC56F8452VLH compare to other devices in the 56F8xxx series in terms of program memory and I/O flexibility for embedded system integration?
The MC56F8452VLH provides 96KB of FLASH program memory, which is larger than earlier 56F8xxx variants such as the MC56F8013 (32KB), making it suitable for more complex firmware. It also supports 54 general-purpose I/O pins, offering greater flexibility for interfacing with sensors, actuators, and communication interfaces. In contrast, some lower-end members of the series have fewer I/Os and less memory, limiting peripheral expansion. This makes the MC56F8452VLH better suited for applications requiring multiple communication protocols (CAN, I2C, SPI, LIN) and real-time data acquisition simultaneously.
Can the MC56F8452VLH reliably operate in industrial environments with temperature fluctuations, and what design precautions should be taken?
Yes, the MC56F8452VLH is rated for operation from -40°C to +105°C, making it suitable for harsh industrial environments. However, thermal derating should be considered near the upper limit, especially when operating at full 60MHz speed under continuous load. Engineers should ensure adequate PCB copper pour and airflow to dissipate heat from the 64-LQFP package. Additionally, voltage regulators supplying the 3.3V rail must maintain stable output within ±5% across the full temperature range to prevent brown-out resets triggered by the integrated BOD circuit.
What is the impact of using internal oscillator versus an external crystal on system timing accuracy when implementing CANbus communication with the MC56F8452VLH?
The MC56F8452VLH includes an internal oscillator that can achieve ±2% accuracy under nominal conditions, sufficient for basic SCI or SPI applications. However, for CANbus at 500 kbps or higher, tighter timing margins are required, and many designs opt for a high-precision external 8 MHz crystal to ensure compliance with CAN protocol specifications. Using the internal oscillator may risk frame errors or bus-off states during prolonged transmission bursts. External crystals also allow frequency trimming for calibration, improving long-term stability in temperature-varying environments.
Is the 96KB FLASH memory of the MC56F8452VLH sufficient for implementing PID-based motor control with encoder feedback, and how should code be structured to avoid wear issues?
Yes, 96KB is typically adequate for PID control with encoder decoding, especially if using fixed-point arithmetic and optimized lookup tables instead of floating-point libraries. To extend FLASH lifespan, developers should minimize write cycles by storing only critical parameters in EEPROM (which has 2K x 8 bytes available). Firmware updates or tuning gains should be written infrequently. Additionally, placing frequently accessed functions in RAM via XIP (execute-in-place) reduces erase/write operations, preserving FLASH endurance over time.
How does the MC56F8452VLH handle interrupt latency during simultaneous ADC conversions and PWM waveform updates, and what peripheral configuration minimizes jitter?
The 56800EX core supports low-latency context switching, but concurrent ADC sampling and PWM updates can introduce timing jitter if not managed properly. For minimal jitter, configure the ADC using hardware triggers synchronized to the PWM period via the DMA controller. The MC56F8452VLH’s DMA allows automatic data transfer from ADC registers to memory without CPU intervention, reducing ISR overhead. Setting up the ADC in burst mode with a sample-and-hold window aligned to PWM edges ensures consistent capture points, essential for accurate sensor feedback in closed-loop systems.
What are the power supply sequencing requirements when integrating the MC56F8452VLH into a mixed-voltage system with analog front ends?
The MC56F8452VLH operates from a single 3V–3.6V supply, so all digital and analog peripherals must share the same voltage domain. Power sequencing is critical: apply VDD before or simultaneously with any I/O signals to prevent latch-up. If interfacing with 5V logic, use level shifters with proper direction control. The device features Power-On Reset (POR) and Brown-Out Detection (BOD), but these assume clean ramp-up. Abrupt power transitions can corrupt FLASH contents; thus, soft-start circuits or bulk capacitance (≥10µF) on the VDD line helps stabilize startup transients.
Why might a developer choose the MC56F8452VLH over ARM Cortex-M based solutions for automotive-grade motor control despite higher development effort?
The MC56F8452VLH offers deterministic execution and rich motor-control peripherals (e.g., enhanced PWM modules with dead-time insertion) tailored for real-time control loops, reducing software burden. While ARM cores provide higher raw throughput, they often require additional middleware for motor algorithms. The MC56F8452VLH’s integrated 12-bit ADCs and dedicated timer channels simplify hardware design. Moreover, its heritage in automotive applications (evidenced by AEC-Q100 qualification paths in related parts) and robust error handling make it preferable where certification and reliability outweigh peak performance.
How does the moisture sensitivity level (MSL 3) of the MC56F8452VLH affect manufacturing handling, and what reflow profile should be used?
As an MSL 3 component with a floor life of 168 hours, the MC56F8452VLH must be stored in dry packaging after removal from original tray. Exposure to ambient humidity above 60% RH can cause popcorn cracking during reflow. During assembly, bake the part if shelf life exceeds 168 hours at 125°C for 24 hours prior to soldering. For reflow, follow JEDEC J-STD-020 guidelines: peak temperature ≤260°C, time above liquidus ≤60 seconds, and cooling rate <4°C/s to protect the 64-LQFP package integrity.
What debugging capabilities are supported for the MC56F8452VLH, and how do they influence real-world validation workflows?
The MC56F8452VLH supports background debug mode (BDM) via a single-wire interface, allowing flash programming and register inspection without removing the IC. This enables rapid iteration during firmware development and fault analysis in production units. Combined with NXP’s CodeWarrior or MCUXpresso IDE, engineers can set breakpoints, trace execution, and monitor variable values in real time. However, BDM access requires physical probe attachment, limiting post-deployment diagnostics unless boundary-scan (JTAG) is implemented externally.
Given its 16-channel 12-bit ADC, how should input signal conditioning be designed when using the MC56F8452VLH for current sensing in BLDC motors?
For accurate current measurement, use a precision shunt resistor with differential amplifiers feeding into the MC56F8452VLH’s 12-bit ADCs. Since the ADC resolution is ~3 mV per LSB at 3.3V reference, ensure amplifier gain and offset errors stay below half-LSB to maintain accuracy. Shielding and layout isolation prevent noise coupling, especially near high-frequency PWM lines. Calibration routines should compensate for offset drift over temperature, leveraging the internal reference if higher precision is needed beyond the 1% external reference requirement.
What are the limitations of the MC56F8452VLH’s internal oscillator for USB-to-SCI bridge applications, and what alternative should be considered?
The internal oscillator (±2%) lacks the precision required for reliable USB-to-SCI bridging, which demands tighter timing margins for UART baud rate generation. Even with fractional baud rate generators, cumulative errors over long messages degrade communication integrity. Instead, use an external crystal oscillator (e.g., 16 MHz) and configure the PLL accordingly to derive precise baud rates. This approach aligns better with industrial communication standards and reduces retransmission overhead in noisy environments.
How does the MC56F8452VLH support overcurrent protection in motor drives, and what role do its watchdog and reset peripherals play?
The MC56F8452VLH itself does not include hardware overcurrent detection, but developers can implement it using external comparators monitoring shunt voltages, triggering an interrupt to disable PWM outputs via software. The integrated Watchdog Timer (WDT) then monitors whether the ISR executes correctly, ensuring timely response. If the system hangs during fault handling, the WDT forces a reset, restoring safe state. This layered approach leverages both application logic and built-in safety features to meet functional safety requirements.
What factors determine whether the MC56F8452VLH can support sensorless FOC (Field-Oriented Control) without additional hardware accelerators?
Implementing sensorless FOC demands fast ADC sampling, real-time trigonometric computations, and precise PWM timing—tasks feasible on the MC56F8452VLH at reduced speeds. However, the absence of a hardware multiplier or FPU increases cycle counts for sine/cosine calculations, potentially pushing the 60MHz limit. Without dedicated math accelerators, execution may exceed 100 µs per loop, limiting maximum motor RPM. Thus, while possible with optimized C code and lookup tables, performance degrades compared to Cortex-M7 or DSP-enhanced platforms.
How does RoHS compliance and REACH status of the MC56F8452VLH influence global market deployment strategies?
RoHS3 and REACH unaffected status indicate full compliance with EU directives, eliminating lead, mercury, and SVHC concerns. This simplifies certification for automotive and medical applications in Europe and North America. Manufacturers avoid costly material substitution efforts and reduce regulatory risk during product lifecycle management. However, supply chain transparency remains critical—engineers must verify supplier declarations, as non-compliant batches could delay homologation even if the device itself meets specifications.
What considerations apply when cascading multiple MC56F8452VLH units in a distributed control network using CANbus?
In a multi-node CAN network, each MC56F8452VLH requires a unique arbitration ID and proper termination resistors at bus ends to prevent reflections. The MC56F8452VLH’s CAN module supports standard (11-bit) and extended (29-bit) frames, enabling flexible addressing. However, clock skew between nodes—especially if relying on internal oscillators—can cause bit errors at high data rates (>250 kbps). Synchronization via external clocks or using high-stability crystals improves robustness. Also, ensure stack size allocation in each unit accommodates message buffering and task scheduling without overflow.

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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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NXP Semiconductors

MC56F84452VLH

NXP Semiconductors
41D-MC56F84452VLH

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

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