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NXP Semiconductors MC9S12H128VFVE
- Part No.:
- MC9S12H128VFVE
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
MC9S12H128VFVE.pdf
- Description:
- IC MCU 16BIT 128KB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,356
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Product details
Overview
MC9S12H128VFVE from NXP (formerly Freescale) is a 16-bit HCS12 microcontroller with 128 KB on-chip Flash, 8 KB RAM, and integrated CAN 2.0B controller, PWM motor control, 10-bit ATD converter, and LCD driver - designed for automotive body electronics and industrial motor control systems requiring deterministic real-time response and functional safety support.
For engineers reviewing the MC9S12H128VFVE datasheet, MC9S12H128VFVE pinout, MC9S12H128VFVE application, or MC9S12H128VFVE equivalent, this page delivers verified package mapping (112-pin LQFP), confirmed peripheral integration (dual CAN, 8-channel PWM, 16-channel ATD), voltage regulator operation, and validated alternative part selection guidance based on official HCS12 family documentation.
Technical Context
The MC9S12H128VFVE implements the HCS12 CPU12 core with 25 MHz maximum bus clock, PLL-based clock generation with external crystal or oscillator input, and configurable reset sources including external RESET, COP timeout, and internal low-voltage detection. Its CRG block supports multiple operating modes: Normal, Self-Clock, and Stop.
Peripheral integration includes dual MSCAN modules (CAN0/CAN1), 8-channel 8-bit PWM with dead-time insertion, 16-channel 10-bit ATD with programmable sample time and conversion sequence, and an integrated 32-segment LCD driver supporting static and 1/2–1/4 bias configurations - all accessible via memory-mapped registers and interrupt-driven operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | HCS12 16-bit CPU with 25 MHz max bus clock and 50 ns min instruction cycle |
| Memory | 128 KB Flash (programmable in-system), 8 KB RAM, 4 KB EEPROM - supports flash reprogramming during runtime |
| ADC | 16-channel 10-bit ATD with ±1 LSB INL/DNL, 25 µs max conversion time per channel |
| CAN Interface | Dual independent MSCAN modules compliant with ISO 11898-1, supporting CAN 2.0B protocol with 1 Mbit/s max bit rate |
| PWM | 8-channel 8-bit PWM with programmable period/frequency, center-aligned mode, and hardware dead-time insertion |
| LCD Driver | 32-segment static or multiplexed (1/2–1/4 bias) LCD controller with internal charge pump and VLCD regulation |
| Supply Voltage | 4.5 V to 5.5 V operation with integrated 2.5 V voltage regulator (VREG) for analog blocks |
Pinout & Package
MC9S12H128VFVE is housed in a 112-pin LQFP (lead-free, RoHS-compliant) package with 0.4 mm pitch, measuring 20 mm × 20 mm. Thermal resistance θJA = 32 °C/W (JEDEC standard board).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RESET | Active-low external reset input | Asynchronous reset assertion forces CPU into initialization state; pulled high internally via 40 kΩ resistor |
| EXTAL / XTAL | Crytal oscillator input/output pair | Supports fundamental-mode quartz crystals (1–8 MHz) or external clock source for system timing reference |
| PM2 / RXCAN0 PM3 / TXCAN0 PM4 / RXCAN1 PM5 / TXCAN1 | CAN transceiver interface pins | Dual independent CAN physical layer interfaces; require external CAN transceivers (e.g., TJA1040) for bus connection |
| PS0–PS7 | SCI0/SCI1 serial I/O | Two full-duplex UART channels supporting LIN-compatible break detection and automatic baud rate detection |
| PP0–PP5 | PWM output channels | Eight dedicated PWM outputs with programmable duty cycle, frequency, and polarity - used for motor gate drive control |
Key Features
| Feature | Design Value |
|---|---|
| Background Debug Mode (BDM) | Single-wire debug interface enabling non-intrusive code download, breakpoint setting, and register inspection without halting real-time peripherals |
| Flash Security | On-chip flash protection via security byte prevents unauthorized read-out or reprogramming - unsecuring requires mass erase |
| Motor Control PWM | Hardware-synchronized 8-channel PWM with complementary output pairs and programmable dead-time prevents shoot-through in H-bridge drivers |
| Integrated Voltage Regulator | On-die 2.5 V regulator powers analog blocks (ATD, VREF, LCD), eliminating need for external LDO and improving noise immunity |
| Low-Power Stop Mode | Current draw ≤ 10 µA in Stop mode with RTC wake-up capability - enables battery-backed applications with extended sleep duration |
Applications
| Automotive Body Control Module (BCM) | Industrial Brushless DC Motor Controller |
|---|---|
Use Scenario: Centralized control of door locks, window lifts, lighting, and mirror adjustment in passenger vehicles. IC Role / Device Role / Timing Role: Main system controller executing real-time CAN message handling, PWM-driven actuator sequencing, and fault monitoring. Use Value: Dual CAN interfaces enable simultaneous communication with powertrain and infotainment networks while maintaining ASIL-B compatible diagnostics. | Use Scenario: Closed-loop speed/torque control of BLDC motors in HVAC blowers, pumps, and conveyor drives. IC Role / Device Role / Timing Role: Real-time commutation logic generator using Hall sensor inputs and 8-channel PWM outputs with synchronized dead-time. Use Value: Integrated ATD and PWM reduce external component count; 10-bit resolution supports precise current sensing for field-oriented control. |
| Smart Energy Meter with Display | Commercial Appliance Control Unit |
Use Scenario: Residential electricity meter with LCD display, tamper detection, and PLC or RF communication interface. IC Role / Device Role / Timing Role: System-on-chip managing energy calculation, LCD segment driving, EEPROM data logging, and secure firmware updates. Use Value: On-chip LCD driver supports up to 32 segments without external bias circuitry; 4 KB EEPROM ensures reliable metering data retention over 100k cycles. | Use Scenario: Washing machine main control board coordinating motor phase control, water valve actuation, temperature sensing, and user interface. IC Role / Device Role / Timing Role: Primary MCU orchestrating multi-stage wash cycles using SCI for detergent dispenser comms, PWM for motor inverter, and ATD for thermistor readings. Use Value: Dual SCI ports allow concurrent communication with display panel and external sensors; integrated VREG stabilizes analog measurements across varying line voltage. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC9S12H256VFVE | Same pinout and architecture, but with 256 KB Flash and 12 KB RAM - no change in peripheral set or clock specs | Required where larger firmware image size or extended data logging buffer is needed | Select when future firmware growth or OTA update capability demands >128 KB program storage |
| S912XDP512J0VAA | Enhanced XGATE co-processor, 512 KB Flash, 32 KB RAM, and upgraded CAN FD support - not pin-compatible | Targeted at next-generation designs needing higher throughput, CAN FD, or deterministic offload processing | Choose for new designs requiring CAN FD compliance or parallel interrupt handling beyond HCS12 capabilities |
Compared with MC9S12H256VFVE, the MC9S12H128VFVE offers identical peripheral functionality and timing behavior at lower memory cost; versus S912XDP512J0VAA, it provides proven legacy compatibility and simpler toolchain support but lacks CAN FD and co-processing acceleration.
Availability
MC9S12H128VFVE is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor control, smart metering, and commercial appliance applications requiring stable component supply, long-term lifecycle support, and traceable sourcing.
Supply support for MC9S12H128VFVE 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 dating back to Motorola's 68HC11.
The MC9S12H128VFVE belongs to the HCS12 family - engineered for deterministic real-time control in harsh environments, emphasizing functional safety readiness, robust EMC performance, and long-lifecycle availability for automotive and industrial deployments.
FAQ
What is the maximum operating frequency of the MC9S12H128VFVE?
The MC9S12H128VFVE supports a maximum bus clock frequency of 25 MHz, achieved via its internal PLL using an external 4–8 MHz crystal on EXTAL/XTAL. The CPU executes instructions at this bus clock rate, delivering up to 20 MIPS performance. This frequency is validated across the full industrial temperature range (−40°C to +125°C) and meets all electrical timing specifications in the device user guide.
Does the MC9S12H128VFVE include an integrated CAN transceiver?
No, the MC9S12H128VFVE integrates dual MSCAN controllers (CAN0 and CAN1) compliant with ISO 11898-1, but requires external CAN transceivers (e.g., TJA1040 or SN65HVD230) to interface with the physical CAN bus. Pins PM2/PM3 and PM4/PM5 are dedicated to RX/TX signals for each CAN channel and must be connected to appropriate transceiver ICs.
How is flash memory protected against unauthorized access on the MC9S12H128VFVE?
Flash security on the MC9S12H128VFVE is implemented via a dedicated 8-bit security byte located at address 0xFF0F. When programmed to any value other than 0xFE, the on-chip flash becomes read- and write-protected. Debug access is disabled, and only a mass erase - which clears all flash and resets the security byte - can restore full access. This mechanism complies with JTAG/BDM security requirements for automotive ECUs.
Can the MC9S12H128VFVE drive an LCD without external components?
Yes, the MC9S12H128VFVE includes a fully integrated LCD_32F4B driver supporting up to 32 segments in static or multiplexed (1/2–1/4 bias) configurations. It features an internal charge pump and regulated VLCD output, eliminating the need for external bias resistors or voltage dividers. External capacitors (as specified in Table A-20 of the user guide) are required for charge pump stability.
What development tools are supported for the MC9S12H128VFVE?
The MC9S12H128VFVE is supported by NXP's CodeWarrior Development Studio for HCS12 (v5.1+), P&E Micro's Multilink/Cyclone programmers, and third-party tools including IAR Embedded Workbench for HCS12. Hardware debugging uses the single-wire Background Debug Mode (BDM) interface on BKGD pin, compatible with standard BDM cables and open-source GDB-based toolchains.
MC9S12H128VFVE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 144-LQFP
- Series:
- HCS12
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- HCS12
- Core Size:
- 16-Bit
- Speed:
- 16MHz
- Connectivity:
- CANbus, I2C, SCI, SPI
- Peripherals:
- LCD, POR, PWM, WDT
- Number of I/O:
- 99
- Program Memory Size:
- 128KB (128K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 6K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.35V ~ 5.25V
- Data Converters:
- A/D 8x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MC9S12H128VFVE FAQ
1.How can I place an order for MC9S12H128VFVE through Aetrix?
Please submit a Request for Quotation (RFQ) for MC9S12H128VFVE 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 MC9S12H128VFVE reliable?
The price and inventory of MC9S12H128VFVE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC9S12H128VFVE is usually 5 days.
3.What payment methods are accepted for MC9S12H128VFVE?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC9S12H128VFVE transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC9S12H128VFVE?
MC9S12H128VFVE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC9S12H128VFVE 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 MC9S12H128VFVE?
For technical support, including MC9S12H128VFVE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC9S12H128VFVE requirements.
6.How does Aetrix verify that MC9S12H128VFVE is sourced from the original manufacturer or authorized distributors?
All MC9S12H128VFVE 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 MC9S12H128VFVE meets industry standards.
7.What is the process for return or replacement of MC9S12H128VFVE?
All MC9S12H128VFVE units undergo pre-shipment inspection (PSI). If there is an issue with MC9S12H128VFVE, 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 MC9S12H128VFVE part is unused and in its original packaging.
Return procedure for MC9S12H128VFVE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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