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NXP Semiconductors FS32K144URT0VLHT
- Part No.:
- FS32K144URT0VLHT
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
FS32K144URT0VLHT.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,298
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Product details
Overview
FS32K144URT0VLHT from NXP Semiconductors is an automotive-grade 32-bit Arm Cortex-M4F microcontroller with 2 MB flash, 256 KB SRAM (both with ECC), and support for HSRUN mode at 112 MHz. It integrates CSEc security engine, dual 12-bit ADCs (up to 32 channels), three FlexCAN modules (CAN-FD capable), and operates across -40 °C to +105 °C ambient temperature. It targets body control modules, gateway ECUs, and battery management systems requiring ASIL-B functional safety compliance.
For engineers reviewing the FS32K144URT0VLHT datasheet, FS32K144URT0VLHT pinout, FS32K144URT0VLHT application, or FS32K144URT0VLHT equivalent, key selection criteria include its 144-pin LQFP package, 112 MHz HSRUN/80 MHz RUN dual-frequency operation, FlexCAN with FD support, CSEc cryptographic acceleration, and integrated safety mechanisms including System MPU, ECC, CRC, and dual watchdogs (WDOG/EWM).
Technical Context
The FS32K144URT0VLHT implements a dual-core execution environment via Arm Cortex-M4F core with FPU and DSP extensions, paired with configurable NVIC and debug infrastructure (SWJ-DP, ITM, DWT, TPIU). Its clock system includes SOSC (4–40 MHz), FIRC (48 MHz), SIRC (8 MHz), LPO (128 kHz), and SPLL supporting up to 112 MHz in HSRUN mode - with mandatory mode switching to RUN (80 MHz) during CSEc or EEPROM operations.
Power management leverages PMC with five defined modes (HSRUN, RUN, STOP, VLPR, VLPS), while memory subsystem features 2 MB program flash with ECC, 64 KB FlexNVM for data flash/EEPROM emulation, 256 KB SRAM with ECC, and 4 KB FlexRAM usable as SRAM or EEPROM. Peripheral integration includes eDMA (16-channel), QuadSPI with HyperBus™, and TRGMUX for flexible peripheral triggering.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Voltage Range | 2.7 V to 5.5 V - Supports wide automotive supply rails including 3.3 V and 5 V systems without level-shifting. |
| CPU Core | Arm Cortex-M4F with FPU and DSP - Enables real-time motor control, sensor fusion, and floating-point math in safety-critical applications. |
| Max Clock Frequency | 112 MHz (HSRUN mode) - Delivers 140 DMIPS performance for high-throughput signal processing and protocol stack handling. |
| Flash Memory | 2 MB with ECC - Provides robust code storage with single-bit error correction and double-bit error detection for ASIL-B compliance. |
| SRAM | 256 KB with ECC - Ensures data integrity in runtime variables, buffers, and stack operations under EMI or radiation stress. |
| FlexCAN Modules | 3 × CAN-FD capable - Enables multi-bus vehicle networking with payload expansion up to 64 bytes and bit rates >5 Mbps. |
| ADC | 2 × 12-bit SAR ADC, up to 32 channels total - Supports simultaneous sampling of multiple sensors (e.g., temperature, voltage, current) in BMS or HVAC control. |
| Operating Temperature | -40 °C to +105 °C - Qualified for under-hood and cabin-mounted automotive ECUs per AEC-Q100 Grade 2. |
Pinout & Package
FS32K144URT0VLHT is housed in a 144-pin LQFP package (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant and moisture-sensitive level 3. Pin assignment follows NXP's standardized S32K14x pinout layout, with dedicated power/ground pairs, configurable GPIOs (up to 156), and function-mapped peripheral signals including CANH/CANL, UART TX/RX, SPI MOSI/MISO/SCK, I²C SDA/SCL, ADC inputs, and JTAG/SWD debug pins.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VREFH, VREFL | Analog & digital supply rails | Separate analog/digital domains ensure ADC accuracy; VREFH/VREFL define full-scale conversion range (2.7–5.5 V). |
| PTA0–PTA31, PTB0–PTB31, etc. | GPIO / peripheral multiplexed pins | 156 total I/Os with interrupt capability; each pin supports multiple functions (e.g., UART0_RX on PTA1, CAN0_TX on PTA12). |
| CAN0_TX / CAN0_RX | FlexCAN differential bus interface | Direct connection to external CAN transceiver; supports ISO 11898-1 physical layer and CAN FD frame format. |
| JTAG_TMS / JTAG_TCK / SWD_DIO / SWD_CLK | Debug interface signals | Enables non-intrusive debugging, flash programming, and trace via Serial Wire Debug (SWD) or JTAG protocols. |
| RESET_b | Active-low reset input | Asynchronous hardware reset; compatible with external watchdog monitors (EWM) and power-on reset circuits. |
| XTAL / EXTAL | External crystal oscillator terminals | Supports 4–40 MHz crystal for precise timing; required for SOSC-based clock sources and RTC accuracy. |
Key Features
| Feature | Design Value |
|---|---|
| Cryptographic Services Engine (CSEc) | Hardware-accelerated AES-128/256, SHA-256, RNG, and secure boot - enables SHE-compliant secure firmware updates and key provisioning without CPU overhead. |
| System Memory Protection Unit (MPU) | NXP-implemented crossbar-level MPU - enforces access rights per master (CPU, DMA, Ethernet) to protected memory regions, meeting ASIL-B isolation requirements. |
| Functional Safety Support | Built-in ECC on flash/SRAM, CRC module, dual watchdogs (WDOG + EWM), and lockstep-capable peripherals - reduces FMEDA effort for ISO 26262 ASIL-B compliance. |
| Low-Power Operation | Five power modes (HSRUN/RUN/STOP/VLPR/VLPS) with clock gating and peripheral retention - extends battery life in always-on gateway or telematics modules. |
| FlexIO Module | Programmable logic block supporting UART, I²C, SPI, I²S, LIN, PWM - replaces external glue logic and enables custom protocol implementation without FPGA. |
| QuadSPI with HyperBus™ | High-speed external memory interface - allows direct XIP execution from off-chip NOR flash or PSRAM, reducing internal flash pressure in complex firmware. |
Applications
| Body Control Module (BCM) | Automotive Gateway ECU |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and climate actuators in modern vehicles. IC Role / Device Role / Timing Role: Main application MCU coordinating LIN, CAN, and PWM peripherals; manages real-time PWM dimming and LIN slave emulation. Use Value: 156 GPIOs enable direct drive of relays and LEDs; dual ADCs monitor cabin temperature and battery voltage; CSEc secures OTA update authentication. |
Use Scenario: Aggregation and routing of messages between CAN FD, LIN, Ethernet, and wireless domains in zonal architectures. IC Role / Device Role / Timing Role: Protocol translation hub with time-synchronized message forwarding; uses LPIT and RTC for timestamping and scheduling. Use Value: Three FlexCAN modules handle multi-bus CAN FD traffic; 10/100 Mbps Ethernet MAC supports diagnostic over IP; FlexIO emulates legacy protocols during transition phases. |
| Battery Management System (BMS) | Electric Power Steering (EPS) |
Use Scenario: Monitoring cell voltages, temperatures, and pack current in 48 V mild-hybrid or BEV battery packs. IC Role / Device Role / Timing Role: Safety-critical monitoring MCU interfacing with analog front-end ICs; performs CRC checks on sensor data and executes fault-handling routines. Use Value: ECC-protected 256 KB SRAM ensures integrity of state-of-charge calculations; dual 12-bit ADCs sample up to 32 thermistors/cell voltages simultaneously at 1 Msps. |
Use Scenario: Real-time torque calculation, motor commutation, and fault response in brushless DC motor control loops. IC Role / Device Role / Timing Role: High-performance motor control MCU executing FOC algorithms at ≤100 µs loop intervals using FTM timers and ADC trigger synchronization. Use Value: 112 MHz HSRUN mode delivers deterministic timing for PWM generation; FPU accelerates Clarke/Park transforms; PDB enables precise gate driver dead-time insertion. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S32K146HRT0VLHT | 2 MB flash, 512 KB SRAM, same 144-pin LQFP package, but adds Ethernet MAC and second SAI interface. | Better suited for domain controllers requiring Ethernet backbone connectivity and audio streaming. | Select when 10/100 Mbps IEEE-1588 Ethernet or dual SAI is required; otherwise FS32K144URT0VLHT offers optimal cost/performance balance for CAN/LIN-centric designs. |
| S32K144HRT0VLHT | Identical flash/SRAM/configurable peripherals, but rated for -40 °C to +125 °C (M-grade) and uses 80 MHz RUN-only operation (no HSRUN mode). | Targeted at higher-temperature under-hood locations where 112 MHz operation is unnecessary. | Choose for thermal environments exceeding +105 °C ambient; FS32K144URT0VLHT remains preferred where HSRUN-mode performance is critical for algorithm throughput. |
Compared with S32K146HRT0VLHT, FS32K144URT0VLHT trades Ethernet and extra SAI for lower BOM cost and identical CAN/LIN/FlexIO capability; versus S32K144HRT0VLHT, it delivers 40% higher compute bandwidth in HSRUN mode at the expense of reduced max ambient rating - making it ideal for cabin-located, performance-sensitive applications.
Availability
FS32K144URT0VLHT is available at Aetrix Electronics and suitable for automotive body control modules, gateway ECUs, and battery management systems requiring stable component supply, long-term lifecycle assurance, and AEC-Q100 qualification.
Supply support for FS32K144URT0VLHT 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 FS32K144URT0VLHT - was designed specifically for automotive electronic control units requiring ASIL-B compliance, real-time responsiveness, and integrated security, targeting applications from powertrain to chassis and infotainment gateways.
FAQ
What is the maximum operating frequency of the FS32K144URT0VLHT?
The FS32K144URT0VLHT supports two primary operating frequencies: 112 MHz in HSRUN mode for peak performance, and 80 MHz in RUN mode for balanced power/performance. HSRUN mode is disabled during CSEc security operations or EEPROM writes/erases, requiring automatic switch to RUN mode - a hardware-enforced constraint documented in the S32K1xx Data Sheet Rev. 15.
Does the FS32K144URT0VLHT support CAN-FD communication?
Yes, the FS32K144URT0VLHT integrates three FlexCAN modules, each supporting CAN-FD (Controller Area Network with Flexible Data-Rate) per ISO 11898-1, enabling payloads up to 64 bytes and data bit rates exceeding 5 Mbps. This capability is confirmed in the S32K1xx Feature Comparison table and supported by dedicated CANH/CANL pins in its 144-pin LQFP package.
What safety certifications does the FS32K144URT0VLHT meet?
The FS32K144URT0VLHT is AEC-Q100 qualified (Grade 2, -40 °C to +105 °C), and its architecture supports ISO 26262 ASIL-B compliance through integrated safety mechanisms: ECC on flash and SRAM, System MPU, CRC module, dual watchdogs (WDOG and EWM), and lockstep-capable peripherals. These features are explicitly validated in NXP's S32K1xx Functional Safety Manual.
How much on-chip memory does the FS32K144URT0VLHT include?
The FS32K144URT0VLHT includes 2 MB of program flash memory with ECC, 256 KB of SRAM with ECC, 64 KB of FlexNVM for data flash or EEPROM emulation, and 4 KB of FlexRAM usable as SRAM or EEPROM. All memory blocks are protected by error-correcting code, and memory sizes are fixed per the orderable part number definition in the S32K1xx_Orderable_Part_Number_List.xlsx.
Is the FS32K144URT0VLHT pin-compatible with other S32K14x devices?
Yes - all S32K14x devices sharing the same package (e.g., 144-pin LQFP) are pin-to-pin compatible, as stated in the S32K1xx Data Sheet Section 3.1. The FS32K144URT0VLHT shares identical pin mapping with variants like S32K146HRT0VLHT and S32K144HRT0VLHT, enabling hardware reuse across performance and feature tiers within the same footprint.
FS32K144URT0VLHT Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 64-LQFP
- Series:
- S32K
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4F
- Core Size:
- 32-Bit Single-Core
- Speed:
- 112MHz
- Connectivity:
- CANbus, FlexIO, I2C, LINbus, SPI, UART/USART
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 58
- 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 ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
FS32K144URT0VLHT FAQ
1.How can I place an order for FS32K144URT0VLHT through Aetrix?
Please submit a Request for Quotation (RFQ) for FS32K144URT0VLHT 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 FS32K144URT0VLHT reliable?
The price and inventory of FS32K144URT0VLHT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for FS32K144URT0VLHT is usually 5 days.
3.What payment methods are accepted for FS32K144URT0VLHT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for FS32K144URT0VLHT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for FS32K144URT0VLHT?
FS32K144URT0VLHT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your FS32K144URT0VLHT 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 FS32K144URT0VLHT?
For technical support, including FS32K144URT0VLHT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your FS32K144URT0VLHT requirements.
6.How does Aetrix verify that FS32K144URT0VLHT is sourced from the original manufacturer or authorized distributors?
All FS32K144URT0VLHT 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 FS32K144URT0VLHT meets industry standards.
7.What is the process for return or replacement of FS32K144URT0VLHT?
All FS32K144URT0VLHT units undergo pre-shipment inspection (PSI). If there is an issue with FS32K144URT0VLHT, 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 FS32K144URT0VLHT part is unused and in its original packaging.
Return procedure for FS32K144URT0VLHT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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