MC68332GVFC25 - 32-Bit CPU32 MCU 25MHz | NXP | Industrial Control
부품 번호: MC68332GVFC25 ✗ 단종| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
MC68332GVFC25 개요
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.
드롭인 대체품: MC68332GVFC25 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
MC68332GVFC20
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MC68332FCFC25
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MC68332CFC25
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
MC68332GVFC25 최대 정격 & 전기적 특성
| Core Processor | CPU32 (32-bit) |
| Core Size | 32-Bit Single-Core |
| 최대 클록 주파수 | 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 |
| 실장 유형 | Surface Mount |
MC68332GVFC25 square 핀 구성 가이드
MC68332GVFC25(square 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: MC68332GVFC25.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
MC68332GVFC25 적합 용도: 6 애플리케이션s: 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.
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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.
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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.
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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.
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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.
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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.
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추천 제품 요약
엔지니어링 참조 데이터: MC68332GVFC25 — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | 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 |
주요 차별점
- Highest clock speed in the pin-compatible family (vs MC68332GVFC20)
- Autonomous 16-channel TPU timing co-processor (vs MC68332CFC25)
- ROMless flexibility for field updates (vs Masked-ROM family variants)
설계 노트
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.
규정 준수 정보
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.
