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NXP Semiconductors MC9S12C32MFUE25
- Part No.:
- MC9S12C32MFUE25
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 80-QFP
- Datasheet:
-
MC9S12C32MFUE25.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 80QFP
- Quantity:
- Payment:
- Shipping:
Inventory:345
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Product details
Overview
MC9S12C32MFUE25 from NXP (formerly Freescale) is a 16-bit HCS12 microcontroller featuring 32 KB on-chip Flash, 2 KB RAM, and integrated CAN 2.0A/B controller, PWM, 10-bit 8-channel ADC, and BDM debug interface. It operates at up to 25 MHz core frequency with internal PLL clock generation and supports automotive-grade temperature range (−40°C to +125°C). It is used in engine control units, body electronics, and industrial motor controllers requiring deterministic real-time response.
For engineers reviewing the MC9S12C32MFUE25 datasheet, MC9S12C32MFUE25 pinout, MC9S12C32MFUE25 application, or MC9S12C32MFUE25 equivalent, key selection criteria include its 80-pin LQFP package, S12 CPU core architecture, 32 KB Flash memory size, CAN bus integration, and qualification for automotive applications per AEC-Q100 Grade 2.
Technical Context
The MC9S12C32MFUE25 implements the HCS12 16-bit CISC CPU core with 16 MB linear address space, banked memory model, and background debug module (BDMV4) for in-circuit emulation. Its clock system includes a PLL with configurable multiplication factor, internal RC oscillator, and external crystal support up to 8 MHz.
It integrates peripheral modules including TIM16B8CV1 (16-bit timer with 8 input capture/output compare channels), S12MSCANV2 (CAN 2.0A/B controller with 15 message buffers), ATD10B8C (10-bit, 8-channel ADC with programmable sample-and-hold), and PWM8B6CV1 (8-bit, 6-channel PWM generator with center-aligned mode).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CISC CPU with 16 MB linear address space and banked memory mapping |
| Flash Memory | 32 KB on-chip Flash (S12FTS32KV1 module) supporting in-application programming and EEPROM emulation |
| RAM Size | 2 KB on-chip RAM for data storage and stack operations |
| Max Core Frequency | 25 MHz (achieved via PLL from 4–8 MHz crystal or external clock) |
| CAN Interface | One S12MSCANV2 module compliant with ISO 11898-1, supporting CAN 2.0A/B with 15 message buffers |
| ADC Resolution & Channels | 10-bit ATD10B8C converter with 8 analog inputs, 8 µs conversion time, and software/hardware trigger options |
| Package | 80-pin LQFP (12 × 12 mm, 0.5 mm pitch), RoHS-compliant, automotive-grade moisture sensitivity level MSL3 |
Pinout & Package
MC9S12C32MFUE25 is housed in an 80-pin LQFP package (12 × 12 mm, 0.5 mm pitch) with exposed thermal pad. Pin functions are defined by PIM9C32 port integration module and support multiplexed I/O, including dedicated CAN_TX/CAN_RX, BKGD debug, and PWM/ADC/TIM signal routing.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual power domains: VDD/VSS for digital logic (3.3 V ± 0.3 V); separate VDDA/VSSA for analog subsystem |
| CANH, CANL | CAN bus differential pair | Direct connection to ISO 11898-compliant transceiver; requires external termination resistor (120 Ω) |
| BKGD | Background debug interface | Single-wire serial interface for BDMV4-based programming, debugging, and flash erase without reset |
| RESET | Active-low reset input | Asynchronous reset assertion clears CPU registers and initiates boot sequence from vector table at 0xFFFE |
| XTAL, EXTAL | Crystal oscillator terminals | Supports 4–8 MHz fundamental-mode crystals; internal oscillator circuitry enables low-jitter clock source |
Key Features
| Feature | Design Value |
|---|---|
| On-chip BDM debug interface | Enables full-speed in-circuit debugging, flash programming, and real-time register inspection without external JTAG adapter |
| Integrated CAN 2.0A/B controller | Reduces BOM cost and PCB area by eliminating external CAN protocol IC; supports bit rates up to 1 Mbps |
| Programmable PLL clock generator | Allows flexible system clock derivation (e.g., 8 MHz crystal → 25 MHz core clock) while maintaining low EMI via spread-spectrum options |
| 10-bit 8-channel ADC with hardware triggers | Supports synchronized sampling across multiple sensors (e.g., throttle position + coolant temp) for closed-loop engine control |
| Automotive qualification | AEC-Q100 Grade 2 qualified (−40°C to +125°C ambient), meeting requirements for under-hood ECUs and transmission control units |
Applications
| Engine Control Unit (ECU) | Body Control Module (BCM) |
|---|---|
|
Use Scenario: Real-time monitoring of crankshaft position, throttle angle, and oxygen sensor signals in gasoline direct injection systems. IC Role / Device Role / Timing Role: Primary MCU executing fuel injection timing, spark advance calculation, and CAN-based diagnostics via S12MSCANV2. Use Value: Deterministic 25 MHz execution ensures sub-millisecond interrupt latency for critical combustion events. |
Use Scenario: Centralized management of door locks, lighting, wipers, and HVAC in mid-tier passenger vehicles. IC Role / Device Role / Timing Role: Host controller coordinating LIN slave nodes and driving relays/LEDs via GPIO and PWM8B6CV1 outputs. Use Value: Integrated 32 KB Flash enables field-upgradable firmware without external memory, reducing system cost. |
| Industrial Motor Drive | Off-Highway Vehicle Telematics |
|
Use Scenario: Closed-loop speed and torque control of 3-phase BLDC motors in agricultural machinery. IC Role / Device Role / Timing Role: Real-time PWM generation (PWM8B6CV1), current sensing (ATD10B8C), and fault detection via TIM16B8CV1 input capture. Use Value: Hardware-triggered ADC conversions synchronize with PWM edges to eliminate sampling jitter in current measurement. |
Use Scenario: GPS-enabled asset tracking and diagnostic reporting in construction equipment using cellular backhaul. IC Role / Device Role / Timing Role: CAN gateway aggregating J1939 messages from engine, transmission, and hydraulics subsystems. Use Value: Single S12MSCANV2 module handles multi-bus arbitration and message filtering, simplifying gateway design. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12C64MFUE25 | 64 KB Flash, same 80-pin LQFP package and peripheral set; identical pinout and register map | Supports larger firmware images and more complex control algorithms without layout change | Select when future firmware expansion or additional feature sets (e.g., enhanced diagnostics) are anticipated |
| S912XDP512F1MFA | Enhanced XGATE co-processor, 512 KB Flash, 32 KB RAM; different pinout (112-pin MAPBGA) and voltage domain | Targeted at high-end powertrain applications requiring parallel processing and advanced safety features (ASIL-B ready) | Choose only if migrating to scalable S12X platform with need for XGATE offload and functional safety compliance |
Compared with MC9S12C32MFUE25, the MC9S12C64MFUE25 offers immediate Flash scalability within identical hardware constraints, while the S912XDP512F1MFA introduces architectural upgrades-co-processing, safety mechanisms, and larger memory-but requires PCB redesign and toolchain migration.
Availability
MC9S12C32MFUE25 is available at Aetrix Electronics and suitable for engine control units, body electronics modules, and industrial motor drives requiring stable component supply across extended product lifecycles.
Supply support for MC9S12C32MFUE25 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
NXP Semiconductors is a global semiconductor leader focused on secure connectivity solutions for automotive, industrial, and IoT markets, with deep heritage in microcontroller innovation.
The MC9S12C32MFUE25 belongs to the HCS12 family designed specifically for cost-sensitive, high-reliability automotive applications where deterministic real-time performance, CAN integration, and long-term supply stability are critical.
FAQ
What is the maximum operating frequency of the MC9S12C32MFUE25?
The MC9S12C32MFUE25 achieves a maximum core frequency of 25 MHz using its internal PLL, which multiplies an external 4–8 MHz crystal or clock source. This frequency is sustained across the full automotive temperature range (−40°C to +125°C) and supports deterministic interrupt latency required for engine timing control. The MC9S12C32MFUE25's PLL lock time and stability are specified in the CRGV4 module documentation.
Does the MC9S12C32MFUE25 support in-circuit debugging without external tools?
Yes, the MC9S12C32MFUE25 includes a built-in Background Debug Module (BDMV4) accessible via the single BKGD pin. This allows full-speed debugging, flash programming, and register inspection directly through a standard BDM interface cable-no JTAG adapter or external emulator is required. The MC9S12C32MFUE25 retains debug capability even during low-power STOP modes.
Is the MC9S12C32MFUE25 qualified for automotive use?
Yes, the MC9S12C32MFUE25 is AEC-Q100 Grade 2 qualified (−40°C to +125°C ambient), with tested reliability for under-hood environments. It meets automotive requirements for ESD immunity (±2 kV HBM), latch-up robustness, and long-term data retention in Flash memory. The MC9S12C32MFUE25 is widely deployed in production ECUs and BCMs across Tier-1 suppliers.
How many CAN message buffers does the MC9S12C32MFUE25 support?
The MC9S12C32MFUE25 integrates one S12MSCANV2 controller supporting 15 individually configurable message buffers-8 transmit and 7 receive-with programmable acceptance filtering and priority-based arbitration. This buffer count enables concurrent handling of multiple CAN identifiers (e.g., engine, transmission, chassis) without host CPU intervention. The MC9S12C32MFUE25's CAN module complies fully with ISO 11898-1.
What development tools are officially supported for the MC9S12C32MFUE25?
NXP officially supports CodeWarrior Development Studio for HCS12 (v5.x), S32DS for S12 (legacy), and standalone P&E Micro BDM interfaces. The MC9S12C32MFUE25 is compatible with evaluation boards such as the DEMO9S12C32 and third-party CAN analysis tools like Vector CANoe. All toolchains provide full register-level access and flash programming support for the MC9S12C32MFUE25.
MC9S12C32MFUE25 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 80-QFP
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- HCS12
- Core Size:
- 16-Bit
- Speed:
- 25MHz
- Connectivity:
- CANbus, EBI/EMI, SCI, SPI
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 60
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.35V ~ 5.5V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC9S12C32MFUE25 FAQ
1.How can I place an order for MC9S12C32MFUE25 through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S12C32MFUE25 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MC9S12C32MFUE25 reliable?
The price and inventory of MC9S12C32MFUE25 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S12C32MFUE25 is usually 5 days.
3.What payment methods are accepted for MC9S12C32MFUE25?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S12C32MFUE25 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S12C32MFUE25?
MC9S12C32MFUE25 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S12C32MFUE25 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MC9S12C32MFUE25?
For technical support, including MC9S12C32MFUE25 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S12C32MFUE25 requirements.
6.How does Aetrix verify that MC9S12C32MFUE25 is sourced from the original manufacturer or authorized distributors?
All MC9S12C32MFUE25 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MC9S12C32MFUE25 meets industry standards.
7.What is the process for return or replacement of MC9S12C32MFUE25?
All MC9S12C32MFUE25 units undergo pre-shipment inspection (PSI). If there is an issue with MC9S12C32MFUE25, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MC9S12C32MFUE25 part is unused and in its original packaging.
Return procedure for MC9S12C32MFUE25:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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