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NXP Semiconductors FS32K144UAT0VLHT
- Part No.:
- FS32K144UAT0VLHT
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
FS32K144UAT0VLHT.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,355
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Product details
Overview
FS32K144UAT0VLHT from NXP Semiconductors is an automotive-grade 32-bit Arm Cortex-M4F microcontroller designed for real-time control in safety-critical ECUs. It operates at up to 112 MHz (HSRUN mode), features 2 MB program flash with ECC, 256 KB SRAM with ECC, and supports -40 °C to 105 °C ambient operation. Used in body control modules, gateway controllers, and battery management systems requiring ASIL-B compliance.
For engineers reviewing the FS32K144UAT0VLHT datasheet, FS32K144UAT0VLHT pinout, FS32K144UAT0VLHT application, or FS32K144UAT0VLHT equivalent, this page delivers verified technical context, package-specific pin mapping, functional alternatives, and supply-chain support tailored to automotive embedded design cycles.
Technical Context
The FS32K144UAT0VLHT implements a dual-core capable architecture with Arm Cortex-M4F core (112 MHz HSRUN / 80 MHz RUN) and integrated FPU, DSP, and NVIC - enabling deterministic real-time execution for motor control and sensor fusion. Its memory subsystem includes 2 MB ECC-protected flash, 64 KB FlexNVM for EEPROM emulation, and 256 KB ECC-protected SRAM with 4 KB FlexRAM configurable as SRAM or EEPROM.
Power management is handled by the PMC supporting five low-power modes (HSRUN, RUN, STOP, VLPR, VLPS), with clock gating and dynamic voltage scaling. Safety features include CSEc cryptographic engine, System MPU, CRC module, dual watchdogs (WDOG/EWM), and ECC on all memories - all qualified per ISO 26262 up to ASIL-B.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4F @ 112 MHz (HSRUN) / 80 MHz (RUN); enables high-precision motor control and real-time signal processing |
| Flash Memory | 2 MB with ECC; ensures data integrity and fault containment in automotive safety applications |
| SRAM | 256 KB with ECC + 4 KB FlexRAM; supports robust runtime data handling and EEPROM emulation |
| Operating Voltage | 2.7 V to 5.5 V; compatible with 12 V automotive battery systems including cold-crank conditions |
| Temperature Range | -40 °C to 105 °C (V-grade); certified for under-hood and cabin ECU deployment |
| Safety Certification | ISO 26262 ASIL-B capable; includes System MPU, dual watchdogs, and memory ECC for fault detection/mitigation |
| Peripherals | 3× FlexCAN (CAN-FD), 3× LPUART/LIN, 3× LPSPI, 2× LPI2C, 8× FTM, 1× LPIT, 2× 12-bit ADC (32 ch total); enables full vehicle network integration |
Pinout & Package
FS32K144UAT0VLHT is housed in a 144-pin LQFP package (10 mm × 10 mm, 0.5 mm pitch), pin-compatible with other S32K14x devices in the same footprint. This package supports full peripheral routing for automotive gateway and domain controller use cases.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VREFH | Power & Reference Supply | Separate analog/digital rails with tight coupling required; enables stable ADC conversion and noise-immune operation |
| PTA0–PTA31, PTB0–PTB31, etc. | GPIO / Multiplexed I/O | Up to 156 GPIOs with interrupt capability; supports LIN/CAN transceiver enable, wake-up, and diagnostic signaling |
| CAN0_TX / CAN0_RX | FlexCAN Interface | Dedicated differential pair for CAN-FD communication; supports 5 Mbps data phase and protocol-compliant arbitration |
| SWD_CLK / SWD_IO | Debug Interface | 2-pin Serial Wire Debug port; enables non-intrusive firmware update and real-time trace without JTAG pins |
| RTC_CLKIN | Real-Time Counter Input | 32 kHz external crystal input; provides autonomous timekeeping during STOP/VLPS modes for alarm/wake-up |
Key Features
| Feature | Design Value |
|---|---|
| Cryptographic Services Engine (CSEc) | Hardware-accelerated SHE-compliant crypto (AES-128, SHA-256, RNG); enables secure boot and OTA updates without CPU overhead |
| FlexNVM with EEPROM Emulation | 64 KB data flash with wear-leveling and ECC; eliminates need for external EEPROM in calibration storage and NV memory logging |
| QuadSPI with HyperBus™ Support | External memory interface supporting x8/x16 HyperBus NOR flash; enables seamless code execution from external memory for scalable firmware |
| System MPU (Memory Protection Unit) | NXP's crossbar-level MPU enforcing access rights per master (CPU/DMA/Ethernet); prevents unauthorized memory access across safety domains |
| Low-Power Timer Suite | LPIT (4-channel), LPTMR, PDB, RTC - all active in VLPS/STOP; enables precise wake-up scheduling and power-state coordination |
Applications
| Body Control Module (BCM) | Automotive Gateway |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and HVAC actuators in modern vehicles. IC Role / Device Role / Timing Role: Primary MCU executing real-time PWM generation, LIN slave communication, and diagnostic monitoring. Use Value: Integrated 3× LPUART/LIN, 8× FTM, and 156 GPIOs eliminate external logic and reduce BOM count while meeting ASIL-B requirements. |
Use Scenario: Protocol translation and message routing between CAN FD, LIN, and Ethernet domains in zonal architectures. IC Role / Device Role / Timing Role: Network bridge MCU managing time-synchronized frame forwarding and security policy enforcement. Use Value: Dual FlexCAN (CAN-FD), 10/100 Mbps Ethernet MAC with IEEE 1588, and CSEc enable secure, low-latency inter-domain communication. |
| Battery Management System (BMS) | Electric Power Steering (EPS) |
Use Scenario: Monitoring cell voltages, temperatures, and state-of-charge in 48 V mild-hybrid and EV battery packs. IC Role / Device Role / Timing Role: Safety-critical data acquisition MCU interfacing with analog front-ends and isolators. Use Value: Two 12-bit ADCs (32 channels total), ECC memory, and ASIL-B qualification ensure accurate, fault-tolerant measurement and logging. |
Use Scenario: Real-time torque calculation, motor commutation, and fault response in steer-by-wire and EPS ECUs. IC Role / Device Role / Timing Role: High-performance control MCU running FOC algorithms with sub-microsecond timing precision. Use Value: 112 MHz HSRUN mode, FPU, DSP, and 8× FTM with dead-time insertion support deterministic motor control loop execution. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| FS32K144UAT0MLHT | M-grade (-40 °C to 125 °C), 80 MHz max (RUN mode only); no HSRUN mode support | Suitable for under-hood applications requiring higher temperature tolerance but lower performance | Select when thermal environment exceeds 105 °C ambient and 112 MHz operation is not required |
| FS32K146UAT0VLHT | 2 MB flash, 512 KB SRAM, 3× FlexCAN (all with FD), additional LPI2C and LPSPI channels | Targeted at higher-complexity gateways or ADAS domain controllers needing expanded peripheral bandwidth | Choose when larger RAM, extra CAN-FD interfaces, or enhanced serial connectivity justify cost premium |
Compared with FS32K144UAT0VLHT, the M-grade variant trades peak frequency for extended temperature range, while the K146 offers greater memory and peripheral headroom - both retain identical pinout, software compatibility, and safety architecture.
Availability
FS32K144UAT0VLHT is available at Aetrix Electronics and suitable for automotive body control, gateway, and battery management applications requiring stable component supply, long lifecycle assurance, and ASIL-B compliant sourcing.
Supply support for FS32K144UAT0VLHT 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 functional safety and automotive-grade MCUs.
The S32K1xx family - including FS32K144UAT0VLHT - was engineered specifically for automotive electronic control units demanding ASIL-B compliance, real-time determinism, and long-term reliability in harsh environments.
FAQ
What is the maximum operating frequency of the FS32K144UAT0VLHT?
The FS32K144UAT0VLHT operates at up to 112 MHz in HSRUN mode and 80 MHz in RUN mode. HSRUN mode enables highest performance for compute-intensive tasks like motor control, while RUN mode is required for CSEc security operations and EEPROM emulation to avoid error flag generation.
Does the FS32K144UAT0VLHT support CAN-FD?
Yes, the FS32K144UAT0VLHT integrates three FlexCAN modules, each supporting CAN-FD protocol per ISO 11898-1:2015. All three modules support data rates up to 5 Mbps in the data phase and maintain full backward compatibility with classical CAN 2.0B.
What safety certifications apply to the FS32K144UAT0VLHT?
The FS32K144UAT0VLHT is ISO 26262 ASIL-B capable, with hardware safety mechanisms including ECC on flash/SRAM, System MPU, dual watchdogs (WDOG/EWM), CRC module, and lockstep-capable peripherals. Functional safety documentation and FMEDA reports are available through NXP's S32K144 safety package.
Can the FS32K144UAT0VLHT execute from external memory?
Yes, the FS32K144UAT0VLHT supports QuadSPI with HyperBus™ interface, enabling XIP (execute-in-place) from external HyperBus NOR flash. This allows scalable firmware deployment and reduces reliance on internal flash for large application images.
What is the purpose of the FlexRAM in the FS32K144UAT0VLHT?
The 4 KB FlexRAM in the FS32K144UAT0VLHT can be configured either as general-purpose SRAM or as EEPROM emulation memory. When used for EEPROM emulation, it provides wear-leveling and atomic write/erase operations - eliminating the need for external EEPROM in calibration storage and event logging.
FS32K144UAT0VLHT 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:
FS32K144UAT0VLHT FAQ
1.How can I place an order for FS32K144UAT0VLHT through Aetrix?
Please submit a Request for Quotation (RFQ) for FS32K144UAT0VLHT 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 FS32K144UAT0VLHT reliable?
The price and inventory of FS32K144UAT0VLHT are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for FS32K144UAT0VLHT is usually 5 days.
3.What payment methods are accepted for FS32K144UAT0VLHT?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for FS32K144UAT0VLHT transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for FS32K144UAT0VLHT?
FS32K144UAT0VLHT orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your FS32K144UAT0VLHT 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 FS32K144UAT0VLHT?
For technical support, including FS32K144UAT0VLHT datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your FS32K144UAT0VLHT requirements.
6.How does Aetrix verify that FS32K144UAT0VLHT is sourced from the original manufacturer or authorized distributors?
All FS32K144UAT0VLHT 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 FS32K144UAT0VLHT meets industry standards.
7.What is the process for return or replacement of FS32K144UAT0VLHT?
All FS32K144UAT0VLHT units undergo pre-shipment inspection (PSI). If there is an issue with FS32K144UAT0VLHT, 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 FS32K144UAT0VLHT part is unused and in its original packaging.
Return procedure for FS32K144UAT0VLHT:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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