NXP Semiconductors

MC56F8146VFV - 16-Bit 128KB Flash 3.3V MCU | NXP

N.º de pieza: MC56F8146VFV ✗ Fin de vida
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3.3 V Vdss 144-pin LQFP Package 40 MHz Speed 128 KB Memory
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Precio actualizado: 2026-10-21
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MC56F8146VFV Descripción general

The NXP Semiconductors MC56F8146VFV is a 16-bit CISC microcontroller with a 40 MHz MC56F81xx processor core, 128 KB of flash memory, and a 3.3 V supply requirement, housed in a 144-pin LQFP package. It is designed for embedded control and digital signal processing systems where deterministic execution, integrated memory, and a high pin count provide useful peripheral connectivity. The verified product data identifies the device as a digital signal processor-class component with an LFQFP package and industrial temperature grade.

A microcontroller is a programmable semiconductor device that combines a processor core, memory, and peripherals into one embedded-control component. The 16-bit MC56F8146VFV belongs to the microcontroller and embedded-processor hierarchy rather than a general-purpose personal computer processor. Its 128 KB flash memory provides nonvolatile program storage, while its 144-pin package exposes a broad set of I/O and control connections for external sensors, communication interfaces, actuators, and system support circuitry.

The key verified attributes are the 16-bit CISC architecture, 40 MHz operating frequency, 128 KB flash memory, 3.3 V supply, and 144-pin LQFP construction. The MC56F81xx family designation and 40 MHz core make the part suitable for control loops, industrial equipment, motor-related functions, embedded signal processing, and systems requiring a relatively large package pin count. The industrial temperature classification is specifically reported by the verified distributor data.

The product is commonly described as a digital signal processor because the MC56F81xx architecture combines control-oriented processing with signal-handling capabilities. Its 144-pin package is substantially larger than small 8-pin or 32-pin microcontrollers, allowing more peripheral connections and supporting systems with multiple digital I/O, communications, and control functions. The LQFP form factor also supports conventional surface-mount PCB assembly while providing generous perimeter access for routing.

Designers should confirm pin functions, electrical limits, clock requirements, memory organization, and peripheral availability against the official NXP MC56F8146VFV datasheet before finalizing a PCB. Although the supplied web data confirms the package, memory, voltage, core frequency, architecture, and industrial classification, it does not provide a complete pinout, electrical maximums, peripheral inventory, or detailed timing specifications. LCSC lists a starting price of $1.0047, while other distributor pricing and availability should be checked directly before purchasing. This page combines verified source data with explicit data gaps rather than inferring unconfirmed electrical values.

Alternativas directas para MC56F8146VFV — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.

Variantes de esta serie

Modelos de la misma serie compatibles directamente con MC56F8146VFV (mismo factor de forma y huella) — difiere en Package, RoHS Status, Supply Voltage.

NXP Semiconductors
Package: 144-LQFP (20x20 mm)
RoHS Status: Compliant
Supply Voltage: 3.0V to 3.6V
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MC56F8146VFV Valores máximos y características eléctricas

Architecture 16-bit CISC
Processor Family MC56F81xx
Core Frequency 40 MHz
Flash Memory 128 KB
Tensión de alimentación 3.3 V
Encapsulado 144-pin LQFP
Package Code LFQFP
Terminal Count 144
Terminal Form Gull wing
Package Shape Square
Temperature Grade Industrial
Component Classification Digital signal processor
Tipo de montaje Surface mount
LCSC Starting Price $1.0047 as of 2026-10-21
Manufacturer NXP Semiconductors
Estado RoHS unknown
REACH Status unknown
AEC-Q100 Status unknown

Guía de configuración de pines de MC56F8146VFV square

Configuración de pines para MC56F8146VFV (encapsulado square). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.

Diagrama de patillaje del encapsulado square para MC56F8146VFV

No hay datos detallados de patillaje disponibles para MC56F8146VFV.

Consulte la hoja de datos para ver la configuración completa de patillas.

Aplicaciones típicas

MC56F8146VFV es adecuado para 6 aplicacións: Industrial embedded control, Digital signal processing controller, Motor and power-system control, Industrial communications hub, Instrumentation and measurement front end, Industrial data acquisition and logging.

🏭

Industrial embedded control

The MC56F8146VFV fits industrial embedded-control boards that need a 40 MHz 16-bit CISC processor, 128 KB of flash, and 144 external connections. Its large LQFP package provides access to a broad I/O perimeter for sensors, digital interfaces, status indicators, and actuator-control signals. Compared with a small 8-pin or 32-pin MCU, it offers substantially more package connectivity, while the 3.3 V supply requirement makes system power planning straightforward. Before layout release, confirm the exact peripheral assignments, operating-temperature limits, and electrical maximums in the official NXP documentation.

🔧

Digital signal processing controller

The MC56F8146VFV is identified by verified distributor data as a digital signal processor and can suit embedded signal-processing control functions. Its 16-bit CISC core operates at 40 MHz, providing a concrete starting point for timing-sensitive control and signal-related tasks, while 128 KB flash stores firmware. The 144-pin LQFP is useful when a system needs multiple digital connections around the controller. Firmware engineers should verify the exact DSP peripherals, memory organization, interrupt behavior, and timing guarantees rather than infer capabilities solely from the processor-family name.

⚡

Motor and power-system control

A 40 MHz 16-bit CISC controller with 144 pins is appropriate for evaluating centralized motor-control, power-conversion, or sequencing systems where many external control and feedback lines are needed. The 3.3 V supply aligns the MCU with modern low-voltage digital logic, while flash provides nonvolatile firmware storage for control algorithms and parameter sets. The package does not itself provide motor-drive outputs or power-stage isolation, so designers must add the required gate drivers, power devices, protection, and sensing circuitry. Verify timing, analog interfaces, and thermal requirements from the official datasheet.

🌐

Industrial communications hub

MC56F8146VFV can serve as the central controller in an industrial communication hub because its 144-pin LQFP exposes many I/O resources for serial links, status signaling, and interface routing. The 40 MHz core supports responsive protocol and supervisory tasks, and 128 KB flash is available for stack configuration and application firmware. Actual UART, SPI, CAN, or other interface availability is not specified in the supplied snippets and must be checked before board commitment. Use the official pinout to avoid assigning communications functions to undocumented or unavailable pins.

📟

Instrumentation and measurement front end

The MC56F8146VFV's 16-bit architecture, 40 MHz operation, and large 144-pin package make it a candidate for instrumentation systems that combine signal conditioning, supervisory logic, display control, and communications. The 3.3 V digital supply is compatible with many embedded measurement boards, while flash retains configuration and calibration firmware. Whether the device is suitable for a particular analog front end depends on confirmed ADC, timer, comparator, and interface resources, none of which are supplied in the verified snippets. Confirm those resources and accuracy specifications in the NXP datasheet.

📊

Industrial data acquisition and logging

MC56F8146VFV can be evaluated for industrial data-acquisition and logging systems that require deterministic embedded processing and substantial external connectivity. The 40 MHz 16-bit core is suitable for supervisory acquisition logic, while 128 KB flash can hold firmware and configuration data; external storage may be required for larger logs. Its industrial temperature classification supports initial industrial suitability, subject to confirmation of the exact temperature and qualification specifications. The 144-pin footprint requires careful PCB routing and decoupling, and the final design must verify analog, timer, and communications resources in the official documentation.

What are the key specifications of MC56F8146VFV that engineers should know?
The MC56F8146VFV is an NXP 16-bit CISC microcontroller rated at 40 MHz, with 128 KB of flash memory and a 3.3 V supply. It is packaged in a 144-pin LQFP and identified as an industrial-grade digital signal processor component. According to the verified NXP-related distributor and catalog results, these are the principal confirmed characteristics; peripheral details and electrical maximums require the official datasheet.
What type of processor is MC56F8146VFV?
The MC56F8146VFV is a 16-bit CISC microcontroller in the MC56F81xx family. Its verified product listings identify it as a digital signal processor component, combining embedded-control processing with digital signal-handling capability. The 40 MHz operating frequency and 128 KB flash memory make it suitable for embedded systems requiring more control and I/O capacity than small general-purpose microcontrollers.
How much flash memory does MC56F8146VFV have?
MC56F8146VFV has 128 KB of flash memory according to the verified distributor and datasheet-index data. Flash is nonvolatile program memory, so the configured firmware remains stored when power is removed. The confirmed device data also identifies a 16-bit architecture and 40 MHz core, while the detailed memory map and programming model should be checked in the official NXP documentation.
What is the supply voltage of MC56F8146VFV?
The verified operating-supply specification for MC56F8146VFV is 3.3 V. This value describes the device's stated supply requirement in the supplied distributor data; it should not be treated as a complete set of operating conditions. Before designing a power supply, verify input, output, I/O, absolute-maximum, and decoupling requirements in the official NXP MC56F8146VFV datasheet.
What package does MC56F8146VFV use?
MC56F8146VFV uses a 144-pin LQFP package, also identified in the verified data as LFQFP with gull-wing terminals and a square package shape. The package is surface-mount and provides many perimeter connections for embedded-control boards. The exact pin names and electrical functions are not present in the supplied source snippets, so the complete pinout must be taken from the official datasheet.
Is MC56F8146VFV suitable for industrial applications?
The verified Vyrian listing identifies MC56F8146VFV as an industrial-temperature-grade component. That classification supports consideration for industrial embedded-control environments, but it does not by itself establish every environmental or compliance requirement. Confirm operating-temperature limits, reliability qualification, ESD rating, and RoHS or REACH documentation from the manufacturer before production release.
Where can I download the MC56F8146VFV datasheet PDF?
The verified search results include a Datasheets.com product page and distributor links, but no official manufacturer PDF URL was supplied. The authoritative location should be NXP's product or technical-reference page for MC56F8146VFV. Do not rely on an unverified mirror for electrical maximums or pin assignments; search the exact MPN on NXP and confirm the document revision and package variant.
Where can I find the MC56F8146VFV pinout?
The MC56F8146VFV pinout must be obtained from the official NXP datasheet because the supplied web results confirm a 144-pin LQFP but do not provide all 144 pin names. Search NXP documentation for the exact MC56F8146VFV ordering code, then cross-check pin numbers against the LFQFP symbol and package drawing. The verified data supports package type and pin count only, not individual signal assignments.
What is the price of MC56F8146VFV?
LCSC lists a starting price of $1.0047 for MC56F8146VFV as of 2026-10-21. Other distributor results identify NXP, Rochester Electronics, and other supply channels but do not expose a complete verified price ladder in the supplied data. Pricing can change with quantity, inventory, lifecycle status, and sourcing authority, so confirm the current price and stock directly with the selected authorized distributor.
Where can I buy MC56F8146VFV online?
MC56F8146VFV can be researched through LCSC, DigiKey, Rochester Electronics channels, Octopart, and other listed distributors. LCSC identifies the part as in stock and provides a datasheet and package resources, while Rochester Electronics is also shown as in stock in the supplied results. Availability is distributor-specific and may change, so request a live quotation and confirm authenticity, condition, and delivery before placing an order.
What is the lead time for MC56F8146VFV?
The supplied verified results do not provide a reliable production lead time for MC56F8146VFV. LCSC reports the component as in stock, but stock status does not guarantee a fixed future lead time, and Rochester inventory may be limited or allocated. Ask the distributor for a date-confirmed quotation, including factory or authorized-sourcing status, minimum order quantity, and scheduled delivery.
Is MC56F8146VFV in stock?
MC56F8146VFV is listed as in stock by LCSC in the verified web data, and Rochester Electronics is also shown as in stock by a distributor result. Those statements were retrieved on 2026-10-21 and are time-sensitive rather than permanent lifecycle facts. Confirm quantity, lot traceability, country of origin, and delivery date directly before treating either listing as available inventory.
What can replace MC56F8146VFV?
A replacement for MC56F8146VFV must match the 144-pin LQFP footprint, electrical requirements, memory, instruction set, peripherals, and software model. The supplied cross-reference search did not identify a verified pin-to-pin substitute, so no replacement MPN is asserted here. Because this is an embedded MCU, a nominally similar 144-pin part may still fail at clock, peripheral, interrupt, memory, or firmware compatibility.
Is there a pin-compatible equivalent to MC56F8146VFV?
No verified pin-compatible equivalent to MC56F8146VFV appears in the supplied Alternatives Cross-Reference Data. The search results provide cross-reference tools and distributor listings but do not establish a device with the same 144-pin pinout, 40 MHz core, 128 KB flash, and compatible peripherals. Treat the target as an exact-source design-in unless NXP or an authorized distributor publishes a qualified replacement.
When should I choose MC56F8146VFV instead of another MCU?
Choose MC56F8146VFV when a design specifically requires its 16-bit CISC architecture, MC56F81xx software family, 40 MHz operation, 128 KB flash, and 144-pin LQFP interface. It is a better fit than a smaller MCU when many external connections are needed, and better than a generic replacement when instruction-set, peripheral, timing, and toolchain compatibility matter. Confirm the complete peripheral set and software support in the official documentation.
What is the best NXP equivalent for MC56F8146VFV?
The supplied data does not verify an NXP equivalent or drop-in replacement for MC56F8146VFV. NXP's cross-reference tool can search compatible parts, but the supplied snippets do not provide a specific result with a confirmed 144-pin pinout and matching peripheral set. Request NXP's cross-reference output and compare the complete datasheet, errata, and firmware migration requirements before selecting any alternative.

Datos de referencia de ingeniería para MC56F8146VFV — comparación, orientación de diseño e información de cumplimiento.

Guía de selección

Choose MC56F8146VFV when the design specifically needs a 16-bit CISC MC56F81xx controller, 40 MHz operation, 128 KB of flash, 3.3 V operation, and a 144-pin LQFP interface. It is particularly relevant where numerous external connections or industrial-classified components are required. The related MC56F8346MFVE, MC56F8013VFAE, and MC56F8255MLD may be useful for family-level design exploration, but the supplied data does not verify their pin compatibility or equivalent electrical specifications. Do not treat them as drop-in replacements. For a redesign, compare processor architecture, memory, clocking, peripheral mix, package pinout, development tools, firmware migration, lifecycle, and supply availability using official NXP documentation and authorized distributor data.

Comparación con alternativas

Parámetro Este producto
Package 144-pin LQFP
Brand NXP Semiconductors
Architecture 16-bit CISC
Core Frequency 40 MHz
Flash Memory 128 KB
Supply Voltage 3.3 V
Terminal Count 144
Temperature Grade Industrial
Mounting Type Surface mount
Verified Starting Price $1.0047 as of 2026-10-21

Diferenciadores clave

  • Large 144-pin package for high-pin-count embedded-control designs (frente a MC56F8346MFVE)
  • Confirmed 40 MHz operating frequency (frente a MC56F8013VFAE)
  • Verified 128 KB flash capacity (frente a MC56F8255MLD)

Notas de diseño

The verified 3.3 V supply requirement should be treated as the starting point for power-tree design, not as a complete electrical specification. Place bulk and local decoupling capacitors close to the MCU supply and ground pins according to the official datasheet layout guidance. Confirm the exact supply tolerance, I/O levels, current limits, power-up sequencing, and absolute maximum ratings before selecting regulators or designing protection networks.

The 144-pin LQFP requires perimeter routing and careful inspection for solder bridges between fine-pitch leads. Follow the manufacturer's land pattern and thermal-pad recommendations exactly; do not infer dimensions from a generic LQFP drawing. Preserve access to all pins for test and programming, maintain a continuous ground reference where appropriate, and verify clearance to adjacent high-voltage or high-current circuitry.

The largest sourcing risk is assuming that any 144-pin 16-bit MCU is a drop-in replacement. Firmware, interrupt vectors, memory map, peripheral assignments, clocking, package ball or lead mapping, and toolchain support must all match. Use the exact NXP datasheet and errata, validate boot and peripheral functions on prototype hardware, and obtain manufacturer or authorized-distributor confirmation before substituting a part.

Because the verified data confirms 144 pins but does not identify individual signals, do not finalize a board from package dimensions alone. Download the exact MC56F8146VFV pinout, mark every power, ground, reset, clock, programming, and unused pin, and check the selected development tool connection. Review signal-integrity and clock-routing requirements in the official datasheet, especially for external oscillators, debug interfaces, and high-fanout digital connections.

Información de cumplimiento

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Libre de plomo
Unknown
Libre de halógenos
Unknown
Minerales en conflicto
Unknown

The supplied distributor data confirms industrial temperature grade and the package classification but does not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements. Confirm current compliance documentation from NXP or the authorized distributor.

Datos verificados el: 2026-10-21 — datos verificados y seleccionados por el equipo de ingeniería de componentes de XAIPART

Búsquedas relacionadas

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Componentes & términos relacionados

NXP Semiconductors MC56F8146VFV MC56F81xx microcontroller embedded processor digital signal processor 16-bit CISC architecture 40 MHz processor core 128 KB flash memory 3.3 V supply 144-pin LQFP LFQFP package industrial temperature grade surface-mount package LCSC DigiKey Rochester Electronics Octopart RoHS REACH AEC-Q100 motor control industrial embedded control digital signal processing
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