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NXP Semiconductors

MC68332GVFC25 - 32-Bit CPU32 MCU 25MHz | NXP | Industrial Control

Артикул: MC68332GVFC25 ✗ Снят с производства
В наличии Отправка в течение 1–3 рабочих дней
BQFP (square PQFP) Package 25 MHz Speed ROMless (external program memory required) Memory
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Цена обновлена: 2026-10-18
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MC68332GVFC25 Обзор

The NXP Semiconductors MC68332GVFC25 is a 32-bit CPU32 modular microcontroller rated at 25 MHz, ROMless with 2 KB of internal SRAM, integrated Time Processor Unit (TPU) and Queued Serial Module (QSM), housed in a 132-pin square BQFP/PQFP package (24.13 x 24.13 mm) with gull-wing leads for industrial temperature applications.

A modular microcontroller is a family of processors assembled from reusable on-chip modules around a common core. The MC68332 family, originally developed by Motorola and later Freescale (now NXP Semiconductors), is a classic example: the CPU32 core is surrounded by independent modules for timing, serial communication, and system integration, all connected through an intermodule bus. This architecture places the device in the broader hierarchy of embedded processors: microcontroller, then 32-bit MCU, then embedded controller within a power-management and control subsystem.

Key features include the high-performance CPU32 core executing the M68000 instruction set with additional low-power instructions, a 25 MHz operating frequency for real-time control, 2 KB of fast internal SRAM for critical routines and stacks, and a ROMless memory configuration that requires external program memory - ideal for prototyping and systems needing field-updatable firmware.

The most distinctive feature is the Time Processor Unit (TPU): an intelligent, RISC-based co-processor with 16 independent channels that performs timing operations - PWM generation, input capture, pulse-width and period measurement, and stepper-motor control - autonomously of the CPU. The Queued Serial Module (QSM) adds a SCI serial port and a QSPI (Queued Serial Peripheral Interface) for expanded I/O without CPU overhead.

Typical applications include industrial automation controllers, automotive engine and transmission management, robotics servo control, and telecommunications equipment, where the TPU offloads time-critical tasks from the main CPU.

When designing with the MC68332GVFC25, plan external memory carefully: the ROMless configuration requires external flash or EPROM on the bus, and the 5V-era timing parameters must be validated against the specific clock configuration chosen.

This page synthesizes distributor availability data, family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, as of 2026-10-18.

Аналоги без доработки для MC68332GVFC25 — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

MC68332GVFC20

✅ Прямая замена ⚠️ Характеристики не проверены
📦 132-Pin BQFP (24.13 x 24.13 mm)
Max clock 20 MHz vs 25 MHz (-20%), otherwise same CPU32 core, 2KB SRAM, TPU, QSM, identical 132-pin BQFP package

📋 Справочный аналог (нет в каталоге)

MC68332FCFC25

✅ Прямая замена ⚠️ Характеристики не проверены
📦 132-Pin BQFP (24.13 x 24.13 mm)
Different temperature/voltage grade suffix (F vs GV), same 25 MHz CPU32, TPU, QSM and 132-pin package; verify grade coding per datasheet ordering table

📋 Справочный аналог (нет в каталоге)

MC68332CFC25

✅ Прямая замена ⚠️ Характеристики не проверены
📦 132-Pin BQFP (24.13 x 24.13 mm)
Same family, 25 MHz CPU32 with TPU/QSM in 132-pin BQFP; grade suffix differs (C vs GV) - confirm temperature/voltage grade before substitution

📋 Справочный аналог (нет в каталоге)

MC68332GVFC25 Максимальные параметры и электрические характеристики

Core Processor CPU32 (32-bit)
Core Size 32-Bit Single-Core
Максимальная тактовая частота 25 MHz
Program Memory ROMless (external program memory required)
Internal RAM 2 KB
Timers TPU (Time Processor Unit)
Serial Interfaces QSM (SCI + QSPI)
Number of Pins / Terminals 132
Package Code BQFP (square PQFP)
Package Dimensions 24.13 mm x 24.13 mm
Terminal Form Gull Wing
Package Shape Square
Temperature Grade Industrial
Тип монтажа Surface Mount

Руководство по цоколевке MC68332GVFC25 в корпусе square

Цоколевка для MC68332GVFC25 (корпус square). Эта цифровая ИС включает выводы GPIO, интерфейсы связи (UART, SPI, I2C) и выводы питания. Обратитесь к техническому описанию производителя для альтернативных функций выводов и вариантов конфигурации. Необходимо для проектирования встраиваемых систем и трассировки печатных плат.

Схема цоколевки корпуса square для MC68332GVFC25

Нет подробных данных о распиновке для MC68332GVFC25.

Обратитесь к даташиту для полной конфигурации выводов.

Типичное применение

MC68332GVFC25 подходит для 6 применениеs: Industrial Automation Controllers, Automotive Engine and Powertrain Control, Robotics Servo Control, Telecommunications Equipment, Test and Measurement Instrumentation, Embedded System Prototyping and Education.

🏭

Industrial Automation Controllers

The MC68332GVFC25 fits industrial automation controller designs because its 25 MHz CPU32 core delivers deterministic real-time performance, while the 16-channel Time Processor Unit (TPU) autonomously handles PWM generation, input capture, and encoder decoding without CPU intervention. In a PLC or motion-control card, the TPU channels drive stepper or servo outputs while the main CPU executes the control algorithm and communication stack. The QSM module's SCI and QSPI interfaces connect operator panels and remote I/O, and the ROMless configuration allows firmware storage in external flash for field updates. Because the device is EOL, apply it only to sustaining legacy equipment using authorized aftermarket supply.

🚗

Automotive Engine and Powertrain Control

The MC68332 family was a mainstay of automotive engine and transmission controllers, and the MC68332GVFC25's TPU remains ideal for crank-angle-synchronized injection and ignition timing: 16 hardware channels handle pulse-width modulation and period measurement with microsecond precision, fully independent of the CPU. The 25 MHz CPU32 core executes the control maps while the QSPI expands sensor and actuator I/O. Industrial temperature grade and gull-wing 132-pin BQFP suit under-hood ECU boards. Since the part is discontinued, this device suits legacy fleet maintenance only; new powertrain designs should use NXP's automotive-qualified SPC5 family with comparable timing co-processing.

🏭

Robotics Servo Control

Robotics servo controllers benefit directly from the MC68332GVFC25 architecture: the TPU's dedicated stepping-motor and PWM time functions offload joint-level motion control from the CPU, so a single 25 MHz CPU32 device can coordinate multiple axes while running the trajectory planner. The 2 KB internal SRAM holds time-critical ISR code and stacks for lowest interrupt latency, and the QSPI reads encoders and drives D/A converters for servo amplifiers. The deterministic M68000-compatible instruction set simplifies worst-case timing analysis, valuable in safety-conscious motion systems. For new robot designs, modern Cortex-M class MCUs offer higher integration, but the MC68332 remains supported for legacy robot maintenance.

🌐

Telecommunications Equipment

In telecommunications line cards and network controllers, the MC68332GVFC25 serves as a management processor: the 25 MHz CPU32 core runs protocol and supervisory firmware while the QSM's SCI port connects to backplane management buses and the QSPI reads status registers across boards. The TPU channels generate framing clocks and measure line-signaling pulses in hardware, offloading timing-sensitive tasks from software. Its ROMless design lets equipment vendors store boot code and firmware in external flash, supporting field upgrades in installed telecom infrastructure. As an EOL device, it applies to sustaining legacy telecom hardware; replacement stock should be secured through authorized aftermarket channels.

🔧

Test and Measurement Instrumentation

Bench and rack instrumentation uses the MC68332GVFC25 as a real-time control processor: the TPU's 16 channels handle trigger timing, sample gating, and pulse measurement in dedicated hardware, guaranteeing timing accuracy independent of software load, while the 25 MHz CPU32 core runs the measurement state machine and front-panel interface. The QSPI queues transfers to calibration DACs and data converters without CPU intervention, shortening acquisition cycles. The industrial temperature grade and robust 132-pin BQFP suit rack-mounted instruments. Because the part is discontinued, choose it only to service existing instruments; new instruments should adopt actively manufactured MCUs with hardware timer arrays.

🔧

Embedded System Prototyping and Education

The ROMless MC68332GVFC25 is well suited to prototyping and teaching environments: external flash or EPROM allows students and engineers to replace firmware freely, and the transparent M68000-derived CPU32 instruction set makes assembly-level debugging approachable with classic tools such as BDM (background debug mode). The 2 KB SRAM supports monitor-resident debugging, while the TPU provides a practical laboratory for learning hardware timing, PWM, and capture concepts across 16 channels. Universities and training labs maintaining legacy CPU32 courseware continue to source this part through authorized aftermarket suppliers. For new educational platforms, modern ARM-based development boards are more economical and better supported.

What is the MC68332GVFC25 microcontroller?
The MC68332GVFC25 is a 32-bit CPU32 modular microcontroller from NXP Semiconductors (originally Motorola/Freescale) operating at 25 MHz. It integrates a 2 KB internal SRAM, a Time Processor Unit (TPU) with 16 timing channels, and a Queued Serial Module (QSM) with SCI and QSPI interfaces. It is ROMless, requiring external program memory, and is packaged in a 132-pin square BQFP (24.13 x 24.13 mm) with industrial temperature grade, per distributor listing data.
Where can I buy MC68332GVFC25?
The MC68332GVFC25 is available through specialty and excess-inventory distributors including DigiKey Marketplace (Rochester Electronics LLC, part number 2156-MC68332GVFC25-ND), Hotenda, Jotrin Electronics, Vyrian, and Partstack. Octopart lists 5 distributors carrying the part. Because the device is end-of-life, stock is primarily last-time-buy and surplus inventory, so availability varies daily - check current stock and request quotes as of the purchase date.
What is the price of MC68332GVFC25?
Pricing for the MC68332GVFC25 is quote-based because it is an end-of-life part sourced mainly through Rochester Electronics and excess distributors rather than standard catalog pricing tiers. As an EOL device, unit cost depends heavily on remaining stock quantity and date of purchase. For a current quotation, contact the distributors listed on this page (DigiKey Marketplace/Rochester, Hotenda, Jotrin, Vyrian) - Octopart can compare bulk discounts across the 5 active distributors.
Is the MC68332GVFC25 still in production?
No, the MC68332GVFC25 is an end-of-life (EOL) device. According to NXP community guidance (March 2026), there is no pin-compatible and software-compatible option listed as an active device; NXP recommends migrating to a modern 32-bit MCU such as the MCX A Series for new designs. Existing production needs must be met through last-time-buy channels such as Rochester Electronics, which maintains authorized aftermarket supply of this part.
What is the best drop-in replacement for MC68332GVFC25?
There is no true drop-in replacement for the MC68332GVFC25 on the open market. Per NXP's official community response, no pin-compatible, software-compatible active device exists; migration requires a PCB redesign to a modern 32-bit MCU such as the NXP MCX series. Within the same MC68332 family, the MC68332GVFC20 (20 MHz version, same 132-pin package) is the closest pin-compatible option, but it runs at a lower clock speed and is likewise discontinued.
What is the difference between MC68332GVFC25 and MC68332GVFC20?
The only functional difference between the MC68332GVFC25 and MC68332GVFC20 is the maximum clock frequency: 25 MHz versus 20 MHz. Both use the same CPU32 core, 2 KB SRAM, TPU, QSM, ROMless memory configuration, and identical 132-pin BQFP package, making them pin-to-pin compatible. Systems designed for 25 MHz operation can typically run the 20 MHz version only if the application tolerates a 20% reduction in CPU and TPU timing bandwidth.
What package is the MC68332GVFC25 available in?
The MC68332GVFC25 is supplied in a 132-terminal square BQFP (bumpered quad flat package) measuring 24.13 mm x 24.13 mm with gull-wing leads for surface mounting, according to Partstack and Vyrian distributor data. The PQFP (24.13 x 24.13) designation confirms the fine-pitch quad flat package family. This footprint requires careful PCB land-pattern design; consult the manufacturer package drawing for exact lead-pitch dimensions.
Where can I download the MC68332GVFC25 datasheet PDF?
The MC68332GVFC25 technical documentation is available from the manufacturer technical summary (Motorola MC68332 32-Bit Modular Microcontroller Technical Summary) and from distributor datasheet portals including Hotenda, Jotrin Electronics, EEWORLD, and Alldatasheet, which host the Freescale/Motorola MC68332 documentation. The MC68332 family datasheet covers all speed grades including the 25 MHz GVFC25 variant, including TPU, QSM, and system integration module details.
What are the key specifications of MC68332GVFC25 engineers should know?
The MC68332GVFC25 key specifications are: CPU32 32-bit single-core processor, 25 MHz maximum frequency, ROMless program memory, 2 KB internal SRAM, Time Processor Unit (TPU) with 16 channels, QSM module with SCI and QSPI serial interfaces, 132-pin square BQFP package (24.13 x 24.13 mm) with gull-wing terminals, surface mounting, and industrial temperature grade. These figures come from Partstack and GlobalSpec distributor listings based on manufacturer data.
Can the MC68332GVFC25 be used in automotive applications today?
Historically the MC68332 family was widely used in automotive engine control, but the MC68332GVFC25 is now end-of-life, so it is unsuitable for new automotive programs. For legacy vehicle ECUs still using the part, authorized aftermarket sources such as Rochester Electronics provide continued supply. For new automotive designs, NXP recommends modern parts such as the SPC5 family (e.g., SPC5644AF0MLU2), which are actively manufactured and automotive-qualified.
MC68332GVFC25 vs modern MCX series - which is better for industrial control?
For new industrial control designs, the modern NXP MCX series is the better choice: it is actively manufactured, offers ARM Cortex-M cores, modern peripherals, lower power, and long-term availability commitment. The MC68332GVFC25 only makes sense for maintaining legacy equipment that already uses the CPU32 instruction set and TPU peripheral set, where software compatibility outweighs obsolescence risk. NXP explicitly recommends the MCX A Series as the replacement path for MC68332 designs.
Is MC68332GVFC25 the same as MC68332FCFC25?
The MC68332GVFC25 and other MC68332 variants share the same CPU32 core architecture, TPU, QSM, and 132-pin package family, but differ in speed grade and memory configuration per the suffix coding: the 'V' indicates a specific voltage/temperature grade and '25' denotes 25 MHz. Always verify the full suffix against the manufacturer ordering-information table before substituting family members, because temperature grade and speed grade differences can affect system timing in a 25 MHz design.
How much RAM does the MC68332GVFC25 have?
The MC68332GVFC25 contains 2 KB of internal SRAM, per Jotrin Electronics product data (32-bit MCU, 2K RAM, TPU, QSM). Because the part is ROMless, this 2 KB static RAM typically serves as the fast internal scratchpad, stack, and time-critical code storage, while the main program executes from external memory on the CPU32 bus. For applications needing more on-chip RAM, larger family members or migration to a modern MCU is required.
What is the TPU on the MC68332GVFC25 and why does it matter?
The TPU (Time Processor Unit) is an intelligent RISC-based timing co-processor on the MC68332GVFC25 with 16 independent channels that execute timing tasks - PWM generation, input capture, period and pulse-width measurement, quadrature decoding, and stepper-motor control - autonomously from the CPU32 core. This parallelism is the main reason the part remains in legacy industrial and automotive systems: precise multi-channel timing runs with virtually zero CPU load.
What can replace MC68332GVFC25 in a legacy design?
For legacy designs, the closest same-family option is the MC68332GVFC20 (20 MHz, same 132-pin BQFP, pin-compatible, 20% slower), subject to remaining stock. Beyond the family, there is no pin-compatible active device per NXP; the official migration path is a redesign to a modern 32-bit MCU such as the NXP MCX A Series or, for automotive-grade needs, the SPC5 family. Emulation services from Rochester Electronics can also supply the original die for end-of-life continuity.

Справочные инженерные данные для MC68332GVFC25 — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the MC68332GVFC25 only when maintaining or extending legacy equipment already designed around the CPU32 core, TPU, and QSM, where software compatibility justifies EOL sourcing through Rochester Electronics or excess distributors. Choose the MC68332GVFC20 if your system tolerates 20% lower clock speed and stock is more readily available - it is pin-to-pin compatible on the same 132-pin BQFP footprint. Choose other grade suffixes (e.g., MC68332FCFC25, MC68332CFC25) only after verifying the temperature and voltage grade coding against the manufacturer ordering table. For any new design, do NOT select this family: NXP explicitly recommends migrating to a modern 32-bit MCU such as the MCX A Series, or the SPC5 family for automotive applications, since no active pin-compatible device exists and lifecycle risk is absolute.

Сравнение с аналогами

Параметр Этот товар MC68332GVFC20 MC68332FCFC25 MC68332CFC25
Package 132-Pin BQFP (24.13 x 24.13 mm) 132-Pin BQFP (24.13 x 24.13 mm) - same 132-Pin BQFP (24.13 x 24.13 mm) - same 132-Pin BQFP (24.13 x 24.13 mm) - same
Brand NXP Semiconductors (Freescale/Motorola) NXP Semiconductors NXP Semiconductors NXP Semiconductors
Core CPU32 32-bit CPU32 32-bit CPU32 32-bit CPU32 32-bit
Max Clock Frequency 25 MHz 20 MHz 25 MHz 25 MHz
Internal RAM 2 KB 2 KB 2 KB 2 KB
TPU / QSM Peripherals TPU + QSM (SCI, QSPI) TPU + QSM (SCI, QSPI) TPU + QSM (SCI, QSPI) TPU + QSM (SCI, QSPI)
Lifecycle Status EOL (aftermarket via Rochester Electronics) EOL EOL EOL

Ключевые отличия

  • Highest clock speed in the pin-compatible family (против MC68332GVFC20)
  • Autonomous 16-channel TPU timing co-processor (против MC68332CFC25)
  • ROMless flexibility for field updates (против Masked-ROM family variants)

Заметки по проектированию

The MC68332GVFC25 is end-of-life: NXP's community guidance (March 2026) confirms no pin-compatible active replacement exists, and any new-design use carries sourcing risk. For sustaining production, place last-time-buy orders with Rochester Electronics (authorized aftermarket) and qualify second sources of recovered/excess stock carefully to avoid counterfeit parts. If migration is planned, budget for PCB redesign since even NXP's recommended MCX A Series replacement requires a new footprint and software port.

The MC68332 family is a 5V-era device; verify the exact supply voltage and operating temperature range against the manufacturer datasheet before reusing legacy 5V rails or interfacing with 3.3V logic. Level shifters or series resistors are needed when connecting the QSPI bus to modern 3.3V peripherals. Estimated: decouple the supply with at least 100 nF per supply pin group plus bulk 10 uF near the package to handle switching transients of the external memory bus at 25 MHz.

The 132-pin square BQFP (24.13 x 24.13 mm, gull-wing) requires an accurate land pattern from the manufacturer package drawing; inspect gull-wing solder joints post-reflow since fine-pitch PQFP leads are prone to bridging. Route the external memory bus (address/data) with matched lengths where practical at 25 MHz, and keep the TPU output traces short to minimize edge-rate-induced ringing on motor driver inputs.

Информация о соответствии

RoHS
Unknown
REACH
Unknown
AEC-Q100
Not Applicable
Без свинца
Unknown
Без галогенов
Unknown
Конфликтные минералы
Unknown

No compliance data found in verified web sources for this EOL part; as a legacy Motorola/Freescale-era device, RoHS status depends on the specific date code and should be confirmed with the distributor before ordering.

Данные проверены: 2026-10-18 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

NXP Semiconductors Freescale Semiconductor Motorola Semiconductor MC68332GVFC25 MC68332GVFC20 MC68332FCFC25 MC68332CFC25 CPU32 TPU Time Processor Unit QSM Queued Serial Module QSPI SCI BQFP PQFP 132-pin quad flat package Rochester Electronics DigiKey Marketplace Octopart MCX A Series microcontroller 32-bit embedded processor industrial temperature grade end-of-life (EOL)
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