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NXP Semiconductors MC9S12P64CFT
- Part No.:
- MC9S12P64CFT
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 48-TFQFN Exposed Pad
- Datasheet:
-
MC9S12P64CFT.pdf
- Description:
- IC MCU 16BIT 64KB FLASH 48QFN
- Quantity:
- Payment:
- Shipping:
Inventory:1,082
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Product details
Overview
MC9S12P64CFT from NXP (formerly Freescale) is a 16-bit HCS12 microcontroller featuring 64 KB on-chip Flash memory with ECC, 4 KB SRAM, and integrated CAN 2.0A/B controller. It operates at up to 25 MHz core frequency, supports 5V operation, and includes 10-bit ADC (8-channel), 8-channel PWM, and 16-bit timer module. It targets automotive body control modules requiring robust real-time control and CAN network integration.
For engineers reviewing the MC9S12P64CFT datasheet, MC9S12P64CFT pinout, MC9S12P64CFT application, or MC9S12P64CFT equivalent, key selection criteria include its 64 KB Flash size, 5V tolerance, CAN interface compliance, BDM debug support, and TQFP-80 package footprint for automotive ECU designs.
Technical Context
The MC9S12P64CFT implements the S12 CPU12 core with 16-bit data path and 24-bit address bus, executing instructions in single-cycle or multi-cycle modes depending on addressing. Its memory map includes paged Flash, linear RAM, and peripheral register space mapped into fixed addresses.
It integrates S12CPMU for clock generation (XOSC + IRC + IPLL), S12MSCANV3 for CAN communication with message buffering and error handling, and S12PMMCV1 for bank switching and memory protection. All peripherals are accessed via memory-mapped I/O registers with consistent read/write semantics.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CPU with 24-bit addressing, enabling access to 16 MB address space for scalable firmware design. |
| Flash Memory | 64 KB on-chip Flash with ECC and 1K EEPROM emulation, supporting in-application programming and data retention. |
| RAM | 4 KB on-chip SRAM, sufficient for real-time task stacks, CAN message buffers, and sensor data processing. |
| CAN Interface | One MSCAN module compliant with ISO 11898-1 (CAN 2.0A/B), supporting 1 Mbit/s baud rate and 15 message objects. |
| ADC | 10-bit successive-approximation ADC with 8 input channels, 16 µs conversion time, and external trigger capability. |
| PWM | 8-channel 8-bit PWM module (PWM8B6CV1) with independent duty cycle and period control per channel. |
| Operating Voltage | 4.5 V to 5.5 V supply range, ensuring compatibility with automotive battery systems and noise immunity. |
| Package | 80-pin Thin Quad Flat Package (TQFP), 12 × 12 mm body, 0.5 mm pitch - standard for automotive PCB layouts. |
Pinout & Package
MC9S12P64CFT is housed in an 80-pin TQFP (Thin Quad Flat Package) with exposed thermal pad, rated for -40°C to +125°C ambient operation. Pin assignments follow S12P-family signal naming convention (e.g., PORTA–PORTJ, CANRX/CANTX, AD0–AD7).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VDDX | Power Supply | Digital, analog, and external oscillator power domains-must be decoupled independently per datasheet layout guidelines. |
| VSS, VSSA, VSSX | GND Reference | Separate digital, analog, and oscillator ground returns to minimize noise coupling into ADC and CAN circuits. |
| CANRX / CANTX | CAN Physical Layer Interface | Differential receiver and transmitter pins for direct connection to ISO 11898-compliant transceiver (e.g., MC33883). |
| AD0–AD7 | Analog Input Channels | Eight single-ended inputs supporting 0–5 V range; internal multiplexer enables sequential sampling under software or timer trigger. |
| PT0–PT7 | Timer Channel Inputs/Outputs | Eight 16-bit timer input capture/output compare pins supporting quadrature decoding, pulse measurement, and waveform generation. |
| PA0–PA7, PB0–PB7, etc. | General-Purpose I/O Ports | Configurable as input/output with pull-up enable, reduced drive strength, and interrupt-on-change capability per port group. |
| RESET | Asynchronous Reset Input | Active-low input with internal pull-up; asserts hardware reset on falling edge, initializing all registers and peripherals. |
| MODA/MODB | Mode Selection Pins | Strapped at power-up to select operating mode (e.g., Normal, Special Test, Background Debug Mode). |
Key Features
| Feature | Design Value |
|---|---|
| On-Chip Flash with ECC | 64 KB Flash with single-bit error correction and double-bit error detection ensures firmware integrity in electrically noisy automotive environments. |
| Integrated CAN Controller | Full CAN 2.0A/B protocol stack implemented in hardware-reduces CPU overhead and guarantees deterministic message timing. |
| Background Debug Module (BDM) | Single-wire BDM interface enables non-intrusive debugging, flash programming, and real-time register inspection without halting system operation. |
| Multi-Voltage I/O | I/O pins tolerate 5.5 V regardless of VDD level, simplifying interface to legacy sensors and actuators without level-shifting circuitry. |
| Low-Power Stop Modes | Three stop modes (Stop, Pseudo-Stop, Wait) reduce current consumption to <10 µA, extending battery life in always-on vehicle modules. |
| Hardware PWM with Dead-Time Insertion | 8-channel PWM with programmable dead-time control supports motor drive and lighting applications requiring precise phase-shifted outputs. |
Applications
| Body Control Module (BCM) | Door Module |
|---|---|
Use Scenario: Centralized control of lighting, windows, locks, and mirrors in passenger vehicles. IC Role / Device Role / Timing Role: Main MCU executing LIN/CAN gateway logic, sensor polling, and actuator driver sequencing. Use Value: Integrated CAN and 8-channel PWM eliminate external transceivers and motor drivers, reducing BOM count and PCB area. | Use Scenario: Local control unit inside vehicle door managing window lift, mirror adjustment, and anti-pinch detection. IC Role / Device Role / Timing Role: Real-time sensor fusion hub using ADC inputs for potentiometer feedback and PWM outputs for DC motor control. Use Value: 10-bit ADC resolution and 16-bit timer capture enable precise position sensing and smooth motor ramping. |
| Roof Module | Seat Control Unit |
Use Scenario: Sunroof and panoramic roof actuation with obstacle detection and soft-stop functionality. IC Role / Device Role / Timing Role: Safety-critical motion controller interfacing with Hall-effect sensors and bidirectional DC motors. Use Value: Hardware PWM dead-time insertion prevents shoot-through in H-bridge drivers, meeting ISO 26262 ASIL-B requirements. | Use Scenario: Power seat positioning with memory presets, heating, and lumbar support control. IC Role / Device Role / Timing Role: Multi-function ECU coordinating CAN commands, analog seat position feedback, and PWM-driven heater elements. Use Value: 4 KB SRAM accommodates multiple seat profile buffers and real-time PID loop execution for smooth actuation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12P96CFT | 96 KB Flash, same package and peripheral set; higher memory for extended diagnostics and OTA update support. | Preferred where bootloader, secure boot, or multi-language UI require >64 KB code space. | Select when future firmware growth or ASAM-compliant diagnostics mandate larger Flash. |
| S912ZVL64F0MLFR | NXP S12Z core, 64 KB Flash, enhanced CAN FD support, and integrated voltage regulator; pin-compatible but requires layout review for VREG bypass. | Enables migration to CAN FD networks while retaining existing software architecture and toolchain. | Choose for new designs targeting CAN FD upgrade paths without changing PCB footprint. |
Compared with MC9S12P64CFT, MC9S12P96CFT offers headroom for complex diagnostics and calibration data, while S912ZVL64F0MLFR provides forward compatibility with CAN FD and simplified power design-both retain identical I/O mapping and debug interface behavior.
Availability
MC9S12P64CFT is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor control, and embedded CAN gateway applications requiring stable component supply across long production lifecycles.
Supply support for MC9S12P64CFT 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 automotive, industrial, and IoT applications, delivering secure, energy-efficient, and highly integrated solutions.
The MC9S12P64CFT belongs to the S12P family-designed specifically for cost-sensitive, high-reliability automotive body electronics where CAN connectivity, Flash endurance, and extended temperature operation are mandatory.
FAQ
What is the maximum operating frequency of the MC9S12P64CFT?
The MC9S12P64CFT features an HCS12 CPU core with a maximum internal bus frequency of 25 MHz. This is achieved using the internal PLL (IPLL) driven by either the external crystal oscillator (up to 32 MHz) or internal RC oscillator. The core executes most instructions in one or two bus cycles, enabling deterministic real-time response for automotive control loops.
Does the MC9S12P64CFT support CAN FD?
No, the MC9S12P64CFT integrates the legacy MSCAN module compliant only with CAN 2.0A/B (ISO 11898-1) up to 1 Mbit/s. It does not support CAN FD frame format, bit-rate switching, or increased payload size. For CAN FD capability, consider the S912ZVL64F0MLFR or S32K144 as functional alternatives.
What debug interface does the MC9S12P64CFT use?
The MC9S12P64CFT uses the Background Debug Module (BDM) interface-a single-wire, low-pin-count debug protocol standardized across HCS12 devices. It supports full read/write memory access, register inspection, breakpoint setting, and flash programming without requiring JTAG pins or dedicated debug headers.
Is the MC9S12P64CFT qualified for automotive applications?
Yes, the MC9S12P64CFT is AEC-Q100 Grade 2 qualified (−40°C to +105°C ambient) and designed for automotive body electronics. Its 5V operation, CAN controller, EEPROM emulation, and robust reset architecture meet stringent automotive reliability and functional safety requirements for non-safety-critical ECUs.
How much user-accessible RAM does the MC9S12P64CFT provide?
The MC9S12P64CFT provides 4 KB of on-chip SRAM, fully accessible to the user application for variables, stack, heap, and peripheral buffers. This includes no reserved regions for debug or boot ROM-entire 4 KB is available for firmware use when configured in standard expanded mode.
MC9S12P64CFT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 48-TFQFN Exposed Pad
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- HCS12
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- CANbus, SCI, SPI
- Peripherals:
- LVD, POR, PWM, WDT
- Number of I/O:
- 34
- Program Memory Size:
- 64KB (64K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.72V ~ 5.5V
- Data Converters:
- A/D 10x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC9S12P64CFT FAQ
1.How can I place an order for MC9S12P64CFT through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S12P64CFT 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 MC9S12P64CFT reliable?
The price and inventory of MC9S12P64CFT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S12P64CFT is usually 5 days.
3.What payment methods are accepted for MC9S12P64CFT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S12P64CFT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S12P64CFT?
MC9S12P64CFT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S12P64CFT 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 MC9S12P64CFT?
For technical support, including MC9S12P64CFT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S12P64CFT requirements.
6.How does Aetrix verify that MC9S12P64CFT is sourced from the original manufacturer or authorized distributors?
All MC9S12P64CFT 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 MC9S12P64CFT meets industry standards.
7.What is the process for return or replacement of MC9S12P64CFT?
All MC9S12P64CFT units undergo pre-shipment inspection (PSI). If there is an issue with MC9S12P64CFT, 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 MC9S12P64CFT part is unused and in its original packaging.
Return procedure for MC9S12P64CFT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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