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NXP Semiconductors FS32K148HFT0MLLR
- Part No.:
- FS32K148HFT0MLLR
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
FS32K148HFT0MLLR.pdf
- Description:
- S32K148 32-BIT MCU, ARM CORTEX-M
- Quantity:
- Payment:
- Shipping:
Inventory:3,333
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Product details
Overview
FS32K148HFT0MLLR from NXP Semiconductors is an automotive-grade 32-bit Arm® Cortex-M4F microcontroller designed for safety-critical body electronics and powertrain control. It operates at up to 112 MHz in HSRUN mode, integrates 2 MB ECC-protected flash, 256 KB SRAM with ECC, and supports CAN-FD, Ethernet (10/100 Mbps), and IEEE 1588 timing-enabling real-time vehicle networking in ECU applications.
For engineers reviewing the FS32K148HFT0MLLR datasheet, FS32K148HFT0MLLR pinout, FS32K148HFT0MLLR application, or FS32K148HFT0MLLR equivalent, this page delivers verified technical context, package-specific pin mapping, functional alternatives, and design-critical constraints-including mandatory RUN-mode switching for CSEc security operations and EEPROM emulation.
Technical Context
The FS32K148HFT0MLLR implements a dual-core capable architecture with Arm Cortex-M4F core (112 MHz HSRUN / 80 MHz RUN) and optional M0+ co-processor support per family spec, featuring integrated FPU, DSP extensions, and configurable NVIC. Its memory subsystem includes 2 MB program flash with ECC, 64 KB FlexNVM for EEPROM emulation, and 256 KB SRAM with ECC-managed via NXP's system-level MPU enforcing ASIL-B–capable memory protection at the crossbar switch.
Peripheral integration targets automotive functional safety: three FlexCAN modules (all with CAN-FD), one 10/100 Mbps Ethernet MAC with IEEE 1588 timestamping, two SAI interfaces, eight FlexTimer modules (64 PWM/IC/OC channels), and Cryptographic Services Engine (CSEc) compliant with SHE specification-all operating within -40 °C to +125 °C ambient range under M-grade qualification.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4F with single-precision FPU and DSP extensions; enables deterministic real-time control with floating-point math acceleration. |
| Max Clock Frequency | 112 MHz in HSRUN mode; requires voltage ≥2.97 V when PLL engaged-critical for high-speed CAN-FD and Ethernet throughput. |
| Flash Memory | 2 MB program flash with ECC; supports over-the-air (OTA) updates with error detection and correction for ASIL-B compliance. |
| SRAM | 256 KB on-chip SRAM with ECC; provides fault-tolerant data storage for safety-critical variables and stack operations. |
| Temperature Grade | M-grade: -40 °C to +125 °C ambient; validated for under-hood automotive environments requiring extended thermal robustness. |
| Security | Cryptographic Services Engine (CSEc) implementing SHE-compliant AES, SHA, RNG, and key management-requires RUN mode (80 MHz) execution. |
| Communication | 3× FlexCAN (CAN-FD), 1× 10/100 Mbps Ethernet with IEEE 1588, 2× SAI, 3× LPSPI, 3× LPI2C, 3× LPUART-supports domain controller and gateway topologies. |
Pinout & Package
FS32K148HFT0MLLR is packaged in a 144-pin LQFP (10 mm × 10 mm, 0.5 mm pitch), pin-compatible with other S32K14x devices in the same package variant. This package supports full peripheral routing including Ethernet RMII, CAN-FD transceivers, and high-channel-count ADC inputs.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VDDA, VREFH | Analog & digital supply rails | Must be shorted on PCB with local decoupling; VDDA/VREFH stability directly impacts 12-bit ADC accuracy and comparator DAC linearity. |
| ENET0_RXD0/1, TXD0/1, CRS_DV, REF_CLK | Ethernet physical interface | Supports 10/100 Mbps RMII; REF_CLK must be 50 MHz source for IEEE 1588 timestamping accuracy. |
| CAN0_TX/RX, CAN1_TX/RX, CAN2_TX/RX | CAN-FD differential signal pairs | Each pair requires external high-speed CAN transceiver; FD operation enabled only on all three modules per S32K148 feature set. |
| SAI0_TX_BCLK/SAI0_RX_BCLK | Synchronous audio clock | Enables TDM/I2S protocol timing for infotainment audio processing; shared pin resources require careful multiplexing configuration. |
| JTAG_TMS/SWD_DIO, JTAG_TCK/SWD_CLK | Debug interface | Shared SWD/JTAG pins support production programming and runtime debugging via Serial Wire Debug (SWD) or JTAG. |
| RTC_CLKIN | Real-time counter external clock input | Accepts 32.768 kHz crystal or buffered oscillator; required for battery-backed RTC operation across low-power modes. |
Key Features
| Feature | Design Value |
|---|---|
| ASIL-B–capable System MPU | NXP's crossbar-level memory protection unit enforces access rights per master (CPU, DMA, Ethernet), preventing unauthorized memory access without Arm Core MPU dependency. |
| Flexible Power Management | Five power modes (HSRUN/RUN/STOP/VLPR/VLPS) with clock gating and peripheral retention control-enables <1 µA STOP current and fast wake-up for event-driven ECUs. |
| QuadSPI with HyperBus™ | Enables direct XIP execution from external HyperFlash/HyperRAM; not supported in 100-pin LQFP but available in 144-pin LQFP variant of FS32K148. |
| Dual ADC with 32-channel mux | Two independent 12-bit SAR ADCs (1 Msps each) with hardware trigger synchronization-supports simultaneous sampling for motor phase current and voltage monitoring. |
| FlexIO for protocol emulation | Configurable logic block supporting UART, I²C, SPI, LIN, PWM, and I²S waveforms-replaces discrete glue logic and reduces BOM count in legacy interface adaptation. |
Applications
| Body Control Module (BCM) | Electric Power Steering (EPS) |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and seat position memory in modern vehicles. IC Role / Device Role / Timing Role: Main MCU executing ASW and BSW layers per AUTOSAR; manages LIN/CAN communication, PWM motor drivers, and ADC-based sensor fusion. Use Value: 156 GPIOs and 3× CAN-FD enable scalable I/O expansion; CSEc secures firmware updates and anti-theft algorithms against tampering. |
Use Scenario: Real-time torque assist calculation and motor phase control in steer-by-wire systems with functional safety requirements. IC Role / Device Role / Timing Role: Safety-certified controller running ISO 26262 ASIL-D software partitions; uses FPU for vector-oriented motor control and LPIT for precise PWM dead-time insertion. Use Value: 112 MHz HSRUN mode ensures sub-100 µs control loop latency; ECC memory prevents silent data corruption during high-voltage transients. |
| Vehicle Gateway | Advanced Driver Assistance Systems (ADAS) Sensor Hub |
Use Scenario: Protocol translation and firewall between high-speed Ethernet backbone and legacy CAN/LIN domains in zonal architectures. IC Role / Device Role / Timing Role: Network bridge with time-synchronized packet forwarding using IEEE 1588 PTP and hardware timestamping in Ethernet MAC. Use Value: Dual SAI and 3× CAN-FD allow concurrent audio streaming and multi-bus diagnostics; FlexIO offloads protocol conversion from main CPU. |
Use Scenario: Aggregation and preprocessing of radar, camera, and ultrasonic sensor data before transmission to central ADAS domain controller. IC Role / Device Role / Timing Role: Preprocessing node performing sensor fusion, time alignment, and CAN-FD message packaging with deterministic jitter control. Use Value: Eight FlexTimers provide synchronized trigger generation for multi-sensor capture; 2 MB flash stores multiple sensor calibration profiles and OTA update images. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S32K144HFT0VLHR | Same core, package, and peripheral set-but V-grade (-40 °C to +105 °C) and 1 MB flash; lacks Ethernet and second SAI. | Targeted at non-gateway body control units where Ethernet and audio are unnecessary; lower cost for thermally less demanding locations. | Select when Ethernet, IEEE 1588, or dual SAI are not required-and ambient temperature stays ≤105 °C. |
| S32K148UFT0MLLR | Identical package and memory, but U1-speed grade (112 MHz) with M-temp grade; differs only in speed option 'U1' vs 'H'-both support 112 MHz HSRUN. | No functional difference; 'U1' denotes mask revision and wafer fab identifier per NXP ordering convention-not performance or feature variation. | Not a functional alternative; verify exact orderable part number compatibility with NXP's S32K1xx_Orderable_Part_Number_List.xlsx before substitution. |
Compared with FS32K148HFT0MLLR, the S32K144HFT0VLHR reduces flash size and removes Ethernet/SAI to lower cost for non-networked ECUs, while the S32K148UFT0MLLR reflects a wafer fab/mask variant with identical electrical and functional behavior-neither offers pin-to-pin or drop-in replacement guarantees without validation against current schematic and layout.
Availability
FS32K148HFT0MLLR is available at Aetrix Electronics and suitable for automotive electronic control units, vehicle gateways, and electric power steering systems requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for FS32K148HFT0MLLR 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 expertise in functional safety and automotive-grade silicon.
The S32K1xx series was developed specifically for ASIL-B–compliant automotive body electronics and chassis applications, emphasizing robust real-time performance, integrated safety mechanisms, and seamless AUTOSAR support.
FAQ
What is the maximum operating frequency of the FS32K148HFT0MLLR and under what conditions?
The FS32K148HFT0MLLR achieves up to 112 MHz in HSRUN mode, but this requires VDD ≥2.97 V when the System PLL is active. At lower voltages (e.g., 2.7 V), operation is limited to 48 MHz using the FIRC oscillator. The device automatically transitions between RUN (80 MHz) and HSRUN modes based on voltage and safety state-FS32K148HFT0MLLR must drop to RUN mode for CSEc or EEPROM operations.
Does the FS32K148HFT0MLLR support CAN-FD, and how many instances are available?
Yes, the FS32K148HFT0MLLR integrates three fully independent FlexCAN modules, all supporting CAN-FD (ISO 11898-1:2015) with bit rates up to 5 Mbps. Each module includes dedicated message RAM, flexible filtering, and hardware timestamping-enabling concurrent FD communication on multiple vehicle networks without CPU overhead. FS32K148HFT0MLLR's pinout in 144-pin LQFP exposes all three CAN transceiver interfaces.
What safety certifications and hardware features does the FS32K148HFT0MLLR include for ASIL-B compliance?
The FS32K148HFT0MLLR incorporates multiple hardware safety mechanisms aligned with ISO 26262 ASIL-B: ECC on flash and SRAM, system-level MPU enforcing memory access rights per bus master, CRC module for data integrity, dual watchdogs (WDOG and EWM), and lockstep-capable peripherals. Its M-grade qualification (-40 °C to +125 °C) and built-in diagnostic libraries in S32DS SDK further support systematic safety analysis-FS32K148HFT0MLLR is pre-qualified for use in body control and chassis applications.
Can the FS32K148HFT0MLLR execute cryptographic operations while running at 112 MHz?
No. The FS32K148HFT0MLLR's Cryptographic Services Engine (CSEc) cannot operate in HSRUN mode (112 MHz); attempting CSEc commands or EEPROM write/erase triggers error flags. The device must transition to RUN mode (80 MHz) before initiating any CSEc operation or FlexNVM programming-this constraint is enforced in hardware and documented in the S32K1xx Data Sheet Rev. 15. FS32K148HFT0MLLR's firmware must implement explicit mode-switching logic prior to security operations.
What is the purpose of the FlexRAM and FlexNVM blocks in the FS32K148HFT0MLLR?
FlexRAM (4 KB) can be configured as general-purpose SRAM or EEPROM emulation storage, while FlexNVM (64 KB) provides dedicated data flash with ECC and EEPROM emulation capability-enabling wear-leveling and atomic updates for calibration data, odometer values, or configuration parameters. Both blocks are accessible only in RUN mode for write/erase; FS32K148HFT0MLLR uses these resources to meet automotive EEPROM replacement requirements without external components.
FS32K148HFT0MLLR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 100-LQFP
- Series:
- S32K
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M4F
- Core Size:
- 32-Bit
- Speed:
- 80MHz
- Connectivity:
- CANbus, EBI/EMI, Ethernet, FlexIO, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, I2S, LVD, LVR, POR, PWM, WDT
- Number of I/O:
- 156
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 256K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 32x12b SAR; D/A 1x8b
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
FS32K148HFT0MLLR FAQ
1.How can I place an order for FS32K148HFT0MLLR through Aetrix?
Please submit a Request for Quotation (RFQ) for FS32K148HFT0MLLR 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 FS32K148HFT0MLLR reliable?
The price and inventory of FS32K148HFT0MLLR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for FS32K148HFT0MLLR is usually 5 days.
3.What payment methods are accepted for FS32K148HFT0MLLR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for FS32K148HFT0MLLR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for FS32K148HFT0MLLR?
FS32K148HFT0MLLR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your FS32K148HFT0MLLR 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 FS32K148HFT0MLLR?
For technical support, including FS32K148HFT0MLLR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your FS32K148HFT0MLLR requirements.
6.How does Aetrix verify that FS32K148HFT0MLLR is sourced from the original manufacturer or authorized distributors?
All FS32K148HFT0MLLR 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 FS32K148HFT0MLLR meets industry standards.
7.What is the process for return or replacement of FS32K148HFT0MLLR?
All FS32K148HFT0MLLR units undergo pre-shipment inspection (PSI). If there is an issue with FS32K148HFT0MLLR, 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 FS32K148HFT0MLLR part is unused and in its original packaging.
Return procedure for FS32K148HFT0MLLR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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