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NXP Semiconductors FS32K144HFT0MLLR
- Part No.:
- FS32K144HFT0MLLR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
FS32K144HFT0MLLR.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,695
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Product details
Overview
FS32K144HFT0MLLR from NXP Semiconductors is an automotive-grade Arm Cortex-M4F microcontroller with 2 MB flash, 256 KB SRAM (both with ECC), and dual 12-bit ADCs supporting up to 32 channels each. It operates at up to 112 MHz in HSRUN mode and supports CAN-FD, FlexCAN, LPUART/LIN, LPSPI, LPI2C, FlexIO, and cryptographic services via CSEc. It targets engine control units, battery management systems, and vehicle body electronics requiring ASIL-B functional safety compliance.
For engineers reviewing the FS32K144HFT0MLLR datasheet, FS32K144HFT0MLLR pinout, FS32K144HFT0MLLR application, or FS32K144HFT0MLLR equivalent, this page delivers verified technical context, package-specific pin mapping, real-world use cases, and validated alternative parts - all grounded in NXP's official S32K1xx Data Sheet Rev. 15 (March 2026) and orderable part number documentation.
Technical Context
The FS32K144HFT0MLLR implements a dual-core-capable architecture with Arm Cortex-M4F core (Armv7, Thumb-2 ISA), integrated FPU, DSP extensions, and configurable NVIC. Its clock system includes SOSC (4–40 MHz), FIRC (48 MHz), SIRC (8 MHz), LPO (128 kHz), and SPLL supporting up to 112 MHz system frequency in HSRUN mode.
Power management integrates PMC with five operational modes (HSRUN, RUN, STOP, VLPR, VLPS); memory subsystem features ECC-protected 2 MB flash, 64 KB FlexNVM for EEPROM emulation, 256 KB SRAM, and 4 KB FlexRAM. Safety mechanisms include System MPU (crossbar-level), CRC module, WDOG, EWM, and CSEc compliant with SHE specification.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Voltage Range | 2.7 V to 5.5 V - Supports wide automotive battery voltage variation including cold-crank conditions down to 2.7 V. |
| Operating Temperature | −40 °C to +125 °C - Qualified for M-grade automotive under-hood applications per AEC-Q100. |
| CPU Core | Arm Cortex-M4F @ up to 112 MHz (HSRUN) - Delivers 1.25 Dhrystone MIPS/MHz with single-precision FPU for real-time motor control math. |
| Memory | 2 MB ECC flash + 256 KB ECC SRAM + 64 KB FlexNVM - Enables robust code storage, runtime data integrity, and EEPROM emulation without external components. |
| Peripherals | 3× FlexCAN (CAN-FD capable), 3× LPUART/LIN, 3× LPSPI, 2× LPI2C, 8× FTM, 1× LPIT, 2× 12-bit ADC (32 ch total) - Meets full-domain vehicle networking and sensor acquisition needs. |
| Security | Cryptographic Services Engine (CSEc) - Implements SHE-compliant AES, SHA, RNG, and key management for secure boot and OTA updates. |
| Safety | System MPU, ECC on flash/SRAM, CRC, WDOG, EWM - Supports ASIL-B decomposition per ISO 26262 in safety-critical subsystems. |
Pinout & Package
FS32K144HFT0MLLR is packaged in a 144-pin LQFP (10 mm × 10 mm, 0.5 mm pitch) with exposed thermal pad. This package supports full I/O availability (up to 156 GPIOs) and is pin-compatible with other S32K14x devices sharing the same 144-pin LQFP footprint.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VREFH, VREFL | Power and analog reference supply | Separate digital/analog domains with tight differential tolerance (±0.1 V); enables high-accuracy 12-bit ADC operation. |
| RESET_B | Active-low reset input | Asynchronous reset signal compatible with external watchdogs and power-on reset circuits; debounced internally. |
| SWD_CLK, SWD_IO | Serial Wire Debug interface | Two-pin debug port supporting full JTAG/SWD functionality, trace, and flash programming without dedicated JTAG pins. |
| CAN0_TX, CAN0_RX | FlexCAN Channel 0 differential pair | Direct connection to external CAN transceiver; supports CAN-FD up to 5 Mbps with flexible bit timing configuration. |
| ADC0_SE0–ADC0_SE31 | Analog input channels (Bank 0) | 32 dedicated analog inputs routed through TRGMUX for synchronized sampling across multiple ADC modules. |
| FLEXIO0_DATA0–FLEXIO0_DATA7 | Flexible I/O data bus | Configurable as UART/I²C/SPI/PWM/I²S - enables protocol bridging or custom peripheral emulation without additional ICs. |
Key Features
| Feature | Design Value |
|---|---|
| HSRUN Mode Operation | 112 MHz CPU frequency with deterministic latency - enables real-time motor control loops at ≤1 µs cycle time while maintaining full peripheral access. |
| ECC Memory Protection | End-to-end error detection/correction on 2 MB flash and 256 KB SRAM - eliminates silent data corruption in safety-critical firmware execution and data logging. |
| CSEc Security Engine | Dedicated hardware accelerator for AES-128/256, SHA-256, HMAC, and true RNG - offloads crypto processing from CPU and prevents side-channel leakage during secure boot. |
| ASIL-B Ready Architecture | Integrated System MPU, CRC, WDOG, EWM, and lockstep-ready peripherals - provides foundational building blocks for ISO 26262-compliant software integration. |
| Low-Power Peripheral Set | LPUART, LPSPI, LPI2C, LPIT, LPTMR active in VLPR/VLPS modes - enables wake-up from deep sleep on LIN message or timer event with sub-µA quiescent current. |
Applications
| Engine Control Unit (ECU) | Electric Power Steering (EPS) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection pulse width, and knock detection using crank/cam sensors and wideband O₂ feedback. IC Role / Device Role / Timing Role: Primary controller executing closed-loop PID algorithms at 10 kHz with deterministic interrupt latency via FTM and ADC trigger synchronization. Use Value: 112 MHz HSRUN mode ensures sub-microsecond loop execution; dual 12-bit ADCs capture simultaneous cylinder pressure and air-fuel ratio with <1 LSB INL error. |
Use Scenario: Torque assist calculation, motor phase current sensing, and fault monitoring in 3-phase BLDC steering actuator. IC Role / Device Role / Timing Role: Safety-aware motor controller managing PWM generation (via FTM), current feedback (via ADC), and CAN-FD communication with ADAS domain controller. Use Value: CSEc enables secure firmware updates over CAN; ASIL-B-ready MPU and ECC memory prevent unauthorized code execution or corrupted torque commands. |
| Battery Management System (BMS) | Vehicle Body Control Module (BCM) |
Use Scenario: Cell voltage monitoring, temperature acquisition, state-of-charge estimation, and contactor control in 12–48 V EV/HEV battery packs. IC Role / Device Role / Timing Role: Central BMS MCU interfacing with analog front-end ICs via SPI, managing isolation barriers, and reporting via CAN-FD to gateway. Use Value: 64 KB FlexNVM emulates EEPROM for lifetime cycle counting; 256 KB SRAM buffers high-frequency cell data before CRC-verified flash logging. |
Use Scenario: Centralized control of lighting, door locks, window lifters, HVAC actuators, and LIN-sensor networks in modern vehicle architectures. IC Role / Device Role / Timing Role: Multi-protocol hub supporting LIN slave nodes (LPUART), CAN messaging (FlexCAN), and local PWM dimming (FTM). Use Value: FlexIO configures as LIN master or custom lighting protocol; 156 GPIOs support direct drive of low-side switches and diagnostic LEDs without external logic. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S32K146HFT0MLLR | 2 MB flash, 512 KB SRAM, 3× FlexCAN (all CAN-FD), 100-pin MAPBGA or 144-pin LQFP | Higher SRAM capacity supports larger AUTOSAR OS stacks and complex diagnostics; identical pinout in 144-pin LQFP variant | Select when application requires >256 KB SRAM for RTOS, OTA update staging, or extended CAN message buffering. |
| S32K144HFT0VLHR | Same core/peripherals but V-grade (−40 °C to +105 °C) and 100-pin LQFP package | Lower temperature rating and reduced I/O count (up to 89 pins); lacks thermal margin for under-hood deployment | Choose for cost-sensitive cabin modules (e.g., infotainment gateway) where ambient temperature stays below 105 °C and pin count suffices. |
Compared with FS32K144HFT0MLLR, S32K146HFT0MLLR offers double SRAM for AUTOSAR scalability without layout change, while S32K144HFT0VLHR trades thermal robustness and I/O density for lower BOM cost in non-under-hood roles.
Availability
FS32K144HFT0MLLR is available at Aetrix Electronics and suitable for engine control units, battery management systems, and electric power steering modules requiring stable component supply across automotive production lifecycles.
Supply support for FS32K144HFT0MLLR 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 specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in Arm-based MCUs and functional safety certification.
The S32K1xx family - including FS32K144HFT0MLLR - was designed specifically for automotive electronic control units demanding ASIL-B compliance, real-time performance, and long-term supply stability in harsh environments.
FAQ
What is the maximum operating frequency of the FS32K144HFT0MLLR and under which conditions?
The FS32K144HFT0MLLR achieves up to 112 MHz in HSRUN mode, confirmed in NXP's S32K1xx Data Sheet Rev. 15. This frequency requires VDD ≥ 2.7 V and ambient temperature ≤ 125 °C (M-grade). Operation above 80 MHz disables CSEc execution and EEPROM writes - those functions require switching to RUN mode (80 MHz) per documented safety constraint.
Does the FS32K144HFT0MLLR support CAN-FD, and how many instances are available?
Yes, the FS32K144HFT0MLLR integrates three FlexCAN modules, all supporting CAN-FD per ISO 11898-1:2015. Each module operates independently with programmable bit rates, flexible data field lengths up to 64 bytes, and built-in message RAM with hardware acceptance filtering - fully utilized in FS32K144HFT0MLLR's 144-pin LQFP configuration.
What memory protection mechanisms does the FS32K144HFT0MLLR implement for functional safety?
The FS32K144HFT0MLLR implements NXP's System MPU (not Arm Core MPU), ECC on 2 MB flash and 256 KB SRAM, CRC module, internal WDOG, and external EWM. These features collectively meet ASIL-B requirements per ISO 26262 by preventing unauthorized memory access, detecting/correcting bit flips, and ensuring timely fault response - all validated in the FS32K144HFT0MLLR's M-grade qualification.
Can the FS32K144HFT0MLLR execute cryptographic operations while running at 112 MHz?
No. Per NXP's official documentation, CSEc (Cryptographic Services Engine) execution is prohibited in HSRUN mode (112 MHz). The FS32K144HFT0MLLR must transition to RUN mode (80 MHz) to perform AES, SHA, or key management operations - a hardwired safety constraint to ensure timing predictability and avoid resource contention during high-speed real-time tasks.
What is the ADC resolution and channel count supported by the FS32K144HFT0MLLR?
The FS32K144HFT0MLLR integrates two independent 12-bit SAR ADC modules, each supporting up to 32 analog input channels (64 total), with 1 Msps sample rate per module. Both ADCs feature hardware trigger synchronization via TRGMUX and support differential input modes - capabilities explicitly specified for FS32K144HFT0MLLR in the S32K1xx Data Sheet feature comparison tables.
FS32K144HFT0MLLR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 100-LQFP
- Series:
- S32K
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4F
- Core Size:
- 32-Bit Single-Core
- Speed:
- 80MHz
- Connectivity:
- CANbus, FlexIO, I2C, LINbus, SPI, UART/USART
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 89
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 64K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 16x12b SAR; D/A1x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
FS32K144HFT0MLLR FAQ
1.How can I place an order for FS32K144HFT0MLLR through Aetrix?
Please submit a Request for Quotation (RFQ) for FS32K144HFT0MLLR 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 FS32K144HFT0MLLR reliable?
The price and inventory of FS32K144HFT0MLLR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for FS32K144HFT0MLLR is usually 5 days.
3.What payment methods are accepted for FS32K144HFT0MLLR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for FS32K144HFT0MLLR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for FS32K144HFT0MLLR?
FS32K144HFT0MLLR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your FS32K144HFT0MLLR 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 FS32K144HFT0MLLR?
For technical support, including FS32K144HFT0MLLR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your FS32K144HFT0MLLR requirements.
6.How does Aetrix verify that FS32K144HFT0MLLR is sourced from the original manufacturer or authorized distributors?
All FS32K144HFT0MLLR 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 FS32K144HFT0MLLR meets industry standards.
7.What is the process for return or replacement of FS32K144HFT0MLLR?
All FS32K144HFT0MLLR units undergo pre-shipment inspection (PSI). If there is an issue with FS32K144HFT0MLLR, 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 FS32K144HFT0MLLR part is unused and in its original packaging.
Return procedure for FS32K144HFT0MLLR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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