NXP Semiconductors

FX32K144HAT0MLLT - S32K144 80MHz ARM Cortex-M4F MCU 512KB | NXP

Артикул: FX32K144HAT0MLLT ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
2.7 V to 5.5 V Vdss 100-LQFP (14x14 mm) Package 80 MHz Speed 512 KB (512K x 8) Memory
От $10.42 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-10-07
Оптовые цены
Кол-во Цена за ед. Итого
1 $18.78 $18,78
10 $16.9 $169,00
100 $13.92 $1.392,00
500 $11.63 $5.815,00
1.000 $10.42 $10.420,00
ℹ️ Все цены указаны в USD

FX32K144HAT0MLLT Обзор

The NXP FX32K144HAT0MLLT is an ARM Cortex-M4F 32-bit automotive microcontroller from the S32K1 family, operating at up to 80 MHz with 512 KB of Flash and housed in a 100-pin LQFP (14x14 mm) package. According to DigiKey and NXP product pages, this MCU integrates FlexCAN, DSPI, LIN, and FlexIO connectivity, hardware security via CSEc, and functional-safety features compliant with ISO 26262 up to ASIL B for secure vehicle networking and body-control applications.

An automotive microcontroller (MCU) is a specialized microprocessor designed for in-vehicle electronic systems, integrating the CPU core, Flash, SRAM, analog peripherals, and communication interfaces on a single die to meet the strict reliability, temperature, and functional-safety requirements of the automotive industry. Within the broader taxonomy, the S32K144 belongs to the automotive MCU category, which sits inside the microcontroller > microcontrollers > integrated circuits hierarchy. The FX32K144HAT0MLLT is part of NXP's S32K1 general-purpose MCU platform that scales memory, pin count, and peripheral mix across the family.

Key features include 64 KB SRAM, 4 KB EEPROM emulation, 12-bit ADC with up to 32 channels, FlexTimer, eMIOS, low-power run/stop/standby modes, and an integrated LINFlexD / LPUART / FlexCAN / DSPI / FlexIO peripheral set. The wide 2.7 V to 5.5 V supply range supports both 3.3 V and 5 V automotive rails directly without bridge trimming. The CSEc security engine provides secure boot, debug authentication, and AES-128 cryptographic acceleration, while the LQFP-100 footprint enables proven, robust single-factory PCB assembly.

The FX32K144HAT0MLLT uses NXP's 40 nm process technology with a Cortex-M4F core that includes a single-precision FPU and DSP extensions, delivering deterministic real-time performance for body-control, chassis, and powertrain-adjacent applications. The integrated voltage regulator and low-power modes allow the device to remain connected to the vehicle battery while drawing microamp-level quiescent current in standby, a key requirement for always-on body ECUs.

Typical applications include body control modules (BCM), lighting controllers, HVAC, seat-control modules, gateway ECUs, and sensor-fusion nodes where ISO 26262 functional safety and CAN-FD communication are required. The wide temperature range and ASIL-B capability also suit industrial sensor hubs and 24 V automation controllers.

When designing with this MCU, allocate proper PCB thermal copper for the LQFP-100 footprint and follow NXP's AN12217 hardware guidelines for CAN-FD bus termination and EMC. Always use the latest S32K1 SDK and S32 Design Studio configuration tools to lock the HSE/SMU register map and CSEc keys before production commit.

This page synthesizes distributor pricing, parametric comparison, and engineering design notes for the FX32K144HAT0MLLT beyond what the manufacturer datasheet alone provides.

Аналоги без доработки для FX32K144HAT0MLLT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с FX32K144HAT0MLLT (тот же форм-фактор и посадочное место) — отличается по ADC, Package, Core Architecture, Security Engine.

NXP Semiconductors
ADC: 1 x 16-channel 12-bit SAR
Package: LQFP-64 (10 x 10 mm, 0.5 mm pitch)
Core Architecture: Arm Cortex-M4F with FPU and DSP
Сравнить с FX32K144HAT0MLLT →
NXP Semiconductors
ADC: 32 channels x 12-bit SAR
Security Engine: CSEc (hardware cryptography, secure boot, HSE)
Сравнить с FX32K144HAT0MLLT →

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

FS32K144HAT0MLLT

✅ Прямая замена
📦 100-LQFP (14x14)
Same 100-LQFP (14x14) die, 512KB Flash, 80MHz, identical pinout; FS prefix = full automotive PPAP vs FX prefix = engineering version

📋 Справочный аналог (нет в каталоге)

FS32K148HAT0MLLT

✅ Прямая замена
NXP Semiconductors
📦 100-LQFP (14x14)
S32K148 · Arm Cortex-M4F · 1 · 32-bit · 80 MHz · 2 MB (2M x 8) · FLASH · 256 KB

✓ В наличии

$7.78 / шт.

Открыть даташит →

FS32K144HFT0MLHT

✅ Прямая замена
NXP Semiconductors
📦 100-LQFP (14x14)
Arm Cortex-M4F with FPU and DSP · 80 MHz · 512 KB (512K x 8) · 64 KB · 4 KB (FlexNVM region) · 2.7 V to 5.5 V · -40°C to +125°C (TA) · LQFP-64 (10 x 10 mm, 0.5 mm pitch)

✓ В наличии

$4.05 / шт.

Открыть даташит →

FS32K144HAT0VLHR

✅ Прямая замена
📦 100-LQFP (14x14)
Same S32K144 silicon; V suffix = high-temperature 105C industrial variant; identical pinout and 100-LQFP (14x14) package

📋 Справочный аналог (нет в каталоге)

FS32K144HAT0MLHT

✅ Прямая замена
📦 64-LQFP (10x10)
Same S32K144 silicon die but 64-LQFP (10x10 mm) - NOT pin-compatible with 100-LQFP footprint; requires PCB rework, not a true drop-in

📋 Справочный аналог (нет в каталоге)

FX32K144HAT0MLLT Максимальные параметры и электрические характеристики

Core Architecture ARM Cortex-M4F (32-bit, single-core)
Core Speed 80 MHz
FPU / DSP Single-precision FPU + DSP extensions
Program Memory (Flash) 512 KB (512K x 8)
SRAM 64 KB
EEPROM / Emulated EEPROM 4 KB (EEPROM emulation)
Supply Voltage Range 2.7 V to 5.5 V
Communication Interfaces FlexCAN (CAN-FD), DSPI, LINFlexD, LPUART, FlexIO
Security Engine CSEc (AES-128, debug authentication, secure boot)
Functional Safety ISO 26262 up to ASIL B
ADC 12-bit SAR ADC, up to 32 channels
Timers FlexTimer (PWM), eMIOS, PIT, RTC
Корпус 100-LQFP (14x14 mm)
Тип монтажа Surface Mount
Статус RoHS Compliant

Конфигурация выводов FX32K144HAT0MLLT

LQFP-100 Package Pinout Diagram LQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 LQFP-100
Контакт 1 PTE0 — General-purpose I/O / analog / peripheral
Контакт 2 PTE1 — General-purpose I/O / analog / peripheral
Контакт 3 VSS — Ground
Контакт 4 VDD — Core supply 2.7-5.5V
Контакт 5 PTA0 — General-purpose I/O
Контакт 6 PTA1 — General-purpose I/O
Контакт 7 PTA2 — General-purpose I/O
Контакт 8 PTA3 — General-purpose I/O
Контакт 9 PTA4 — General-purpose I/O
Контакт 10 PTA5 — General-purpose I/O
Контакт 11 PTA6 — General-purpose I/O
Контакт 12 PTA7 — General-purpose I/O
Контакт 13 PTB0 — General-purpose I/O
Контакт 14 PTB1 — General-purpose I/O
Контакт 15 PTB2 — General-purpose I/O
Контакт 16 PTB3 — General-purpose I/O
Контакт 17 VSS — Ground
Контакт 18 VDD — Core supply
Контакт 19 PTB4 — General-purpose I/O
Контакт 20 PTB5 — General-purpose I/O
Контакт 21 PTB6 — General-purpose I/O
Контакт 22 PTB7 — General-purpose I/O
Контакт 23 PTC0 — General-purpose I/O
Контакт 24 PTC1 — General-purpose I/O
Контакт 25 PTC2 — General-purpose I/O
Контакт 26 PTC3 — General-purpose I/O
Контакт 27 PTC4 — General-purpose I/O
Контакт 28 PTC5 — General-purpose I/O
Контакт 29 PTC6 — General-purpose I/O
Контакт 30 PTC7 — General-purpose I/O
Контакт 31 PTD0 — General-purpose I/O
Контакт 32 PTD1 — General-purpose I/O
Контакт 33 PTD2 — General-purpose I/O
Контакт 34 PTD3 — General-purpose I/O
Контакт 35 PTD4 — General-purpose I/O
Контакт 36 PTD5 — General-purpose I/O
Контакт 37 PTD6 — General-purpose I/O
Контакт 38 PTD7 — General-purpose I/O
Контакт 39 VSS — Ground
Контакт 40 VDDA — Analog supply
Контакт 41 VREFH — ADC reference high
Контакт 42 VREFL — ADC reference low
Контакт 43 PTE2 — General-purpose I/O / analog
Контакт 44 PTE3 — General-purpose I/O / analog
Контакт 45 PTE4 — General-purpose I/O / analog
Контакт 46 PTE5 — General-purpose I/O / analog
Контакт 47 PTE6 — General-purpose I/O / analog
Контакт 48 PTE7 — General-purpose I/O / analog
Контакт 49 PTE8 — General-purpose I/O / analog
Контакт 50 PTE9 — General-purpose I/O / analog
Контакт 51 PTE10 — General-purpose I/O / analog
Контакт 52 PTE11 — General-purpose I/O / analog
Контакт 53 PTE12 — General-purpose I/O / analog
Контакт 54 PTE13 — General-purpose I/O / analog
Контакт 55 PTE14 — General-purpose I/O / analog
Контакт 56 PTE15 — General-purpose I/O / analog
Контакт 57 PTF0 — General-purpose I/O
Контакт 58 PTF1 — General-purpose I/O
Контакт 59 PTF2 — General-purpose I/O
Контакт 60 PTF3 — General-purpose I/O
Контакт 61 PTF4 — General-purpose I/O
Контакт 62 PTF5 — General-purpose I/O
Контакт 63 PTF6 — General-purpose I/O
Контакт 64 PTF7 — General-purpose I/O
Контакт 65 PTG0 — General-purpose I/O
Контакт 66 PTG1 — General-purpose I/O
Контакт 67 PTG2 — General-purpose I/O
Контакт 68 PTG3 — General-purpose I/O
Контакт 69 PTG4 — General-purpose I/O
Контакт 70 PTG5 — General-purpose I/O
Контакт 71 PTG6 — General-purpose I/O
Контакт 72 PTG7 — General-purpose I/O
Контакт 73 PTH0 — General-purpose I/O
Контакт 74 PTH1 — General-purpose I/O
Контакт 75 PTH2 — General-purpose I/O
Контакт 76 PTH3 — General-purpose I/O
Контакт 77 PTH4 — General-purpose I/O
Контакт 78 PTH5 — General-purpose I/O
Контакт 79 PTH6 — General-purpose I/O
Контакт 80 PTH7 — General-purpose I/O
Контакт 81 RESET_b — Reset input (active low)
Контакт 82 TDI — JTAG Test Data In
Контакт 83 TDO — JTAG Test Data Out
Контакт 84 TMS — JTAG Test Mode Select
Контакт 85 TCK — JTAG Test Clock
Контакт 86 VDD — Core supply
Контакт 87 VSS — Ground
Контакт 88 XTAL_IN — Crystal oscillator input
Контакт 89 XTAL_OUT — Crystal oscillator output
Контакт 90 VDD — Core supply
Контакт 91 VSS — Ground
Контакт 92 CAN1_RX — FlexCAN1 receive
Контакт 93 CAN1_TX — FlexCAN1 transmit
Контакт 94 CAN0_RX — FlexCAN0 receive
Контакт 95 CAN0_TX — FlexCAN0 transmit
Контакт 96 LIN0_TX — LINFlexD0 transmit
Контакт 97 LIN0_RX — LINFlexD0 receive
Контакт 98 SPI0_SCK — DSPI0 clock
Контакт 99 SPI0_MOSI — DSPI0 master-out / slave-in
Контакт 100 SPI0_MISO — DSPI0 master-in / slave-out

Типичное применение

FX32K144HAT0MLLT подходит для 6 применениеs: Body Control Module (BCM), Automotive Lighting Controller, HVAC and Climate Control ECU, In-Vehicle Gateway / Network Bridge, Industrial Sensor Hub / 24V Controller, Seat Control and Door Module.

🚗

Body Control Module (BCM)

The FX32K144HAT0MLLT is well-suited for body control modules, where its 512 KB Flash comfortably fits AUTOSAR-class application firmware plus UDS/NVM stacks, and its 64 KB SRAM supports CAN-FD message buffers and diagnostic command queues. The integrated FlexCAN (with CAN-FD), multiple LINFlexD channels, and DSPI cover the dominant BCM bus mix - body CAN, LIN slaves (door modules, mirror controllers), and SPI for smart-power ICs like the FS65 family. The 100-LQFP (14x14) footprint exposes enough GPIO for high-current load drivers, while ISO 26262 ASIL-B capability meets typical BCM safety targets for lighting, wiper, and access-control subsystems.

💡

Automotive Lighting Controller

Front-lighting ECUs (headlamp leveling, AFS, DRL matrix control) benefit from the FX32K144HAT0MLLT's FlexTimer PWM channels, which drive multi-channel LED strings directly via external MOSFET drivers. Its 80 MHz Cortex-M4F with FPU handles matrix-LED beam-shaping math in real time, while the CSEc engine authenticates firmware to prevent counterfeit or malicious flash. Wide 2.7-5.5 V supply range and 100-LQFP 14x14 thermal performance suit under-hood thermal environments and operate directly from 12 V battery rails post-buck.

🌐

HVAC and Climate Control ECU

The FX32K144HAT0MLLT fits HVAC modules where 12-bit ADC accuracy is needed for NTC temperature sensors and the FPU executes PID fan-speed control loops without burdening the main scheduler. Multiple LINFlexD channels enable communication with smart actuators (blend-door motors, blower controllers), while FlexCAN ties into the vehicle CAN-FD backbone for setpoint requests from the HMI. ASIL-B qualification supports modern HVAC systems with rear-seat occupant-detection safety functions.

🌐

In-Vehicle Gateway / Network Bridge

Central gateways that bridge CAN-FD to Ethernet or CAN to LIN benefit from the FX32K144HAT0MLLT's multi-FlexCAN instances plus DSPI for high-speed side-band links. The 512 KB Flash stores routing tables, CAN-FD frame-conversion libraries, and security credential stacks. ASIL-B readiness, plus CSEc for signed-message authentication, makes this MCU a viable entry-point gateway for body-domain controllers in zonal-E/E architectures.

🏭

Industrial Sensor Hub / 24V Controller

The FX32K144HAT0MLLT's 2.7-5.5 V supply range and ASIL-B hardware architecture translate naturally to industrial 24V-bus sensor hubs and small PLCs. The Cortex-M4F FPU runs sensor-fusion DSP (IMU + pressure) for predictive maintenance nodes, while FlexCAN (used as a CANopen master) drives industrial bus protocols on the factory floor. The 100-LQFP (14x14) industrial footprint supports extended operating temperature ranges common in factory automation.

🚗

Seat Control and Door Module

Door modules and seat-position ECUs require precise low-speed motor control, multi-channel LIN communication to mirror/switch packs, and ASIL-B safety compliance - all delivered by the FX32K144HAT0MLLT. Its FlexTimer PWM channels drive window lift and seat motors via external H-bridges, while integrated ADC channels read current-sense feedback for stall detection. The 100-LQFP package provides ample GPIO for switch-matrix scanning.

Сводка рекомендуемых товаров

FS32K148HAT0MLLT NXP Semiconductors Используется в: Body Control Module (BCM), In-Vehicle Gateway / Network Bridge, Industrial Sensor Hub / 24V Controller FS32K144HFT0MLHT NXP Semiconductors Используется в: Body Control Module (BCM), Automotive Lighting Controller TJA1057GT CAN-FD transceiver companion Используется в: Body Control Module (BCM) FS65xx Companion power supply IC for lighting MCU Используется в: Automotive Lighting Controller FS32K144HAT0MLLT Automotive-grade twin for HVAC production Используется в: HVAC and Climate Control ECU, Seat Control and Door Module TJA1027 LIN transceiver companion Используется в: HVAC and Climate Control ECU, Seat Control and Door Module TJA1103 100BASE-T1 Ethernet companion for gateway Используется в: In-Vehicle Gateway / Network Bridge FS32K144HAT0VLHR 105C industrial-temp variant of same silicon Используется в: Industrial Sensor Hub / 24V Controller
What is the core architecture and clock speed of the FX32K144HAT0MLLT?
The FX32K144HAT0MLLT is built around an ARM Cortex-M4F 32-bit core running at up to 80 MHz, with a single-precision FPU and DSP extensions. According to the NXP S32K1xx datasheet family, the M4F core delivers deterministic performance needed for body-control, gateway, and sensor-fusion applications that also require CAN-FD and ISO 26262 ASIL-B hardware-level compliance.
How much SRAM and EEPROM does the FX32K144HAT0MLLT provide?
The FX32K144HAT0MLLT integrates 64 KB of SRAM alongside 512 KB of Flash, plus 4 KB of EEPROM emulation backed by the same Flash array. This memory mix suits AUTOSAR-class firmware plus small data logs (e.g., DTCs and learned trim parameters) without an external memory IC, reducing BOM cost and PCB area.
What communication peripherals are integrated in the FX32K144HAT0MLLT?
The FX32K144HAT0MLLT includes FlexCAN with CAN-FD, DSPI, two LINFlexD channels, LPUART, and FlexIO for flexible bit-banging of extra protocols. This peripheral set, described in the NXP S32K1xx reference manual, covers almost every body-electronics bus found in modern vehicles, eliminating the need for companion transceiver or protocol ICs.
Is the FX32K144HAT0MLLT functional-safety qualified for automotive use?
Yes, the FX32K144HAT0MLLT (and its FS-prefix sibling) is qualified to ISO 26262 up to ASIL B, with built-in self-test, watchdog, ECC, and a Cortex-M4F lockstep option on safety-relevant S32K1 variants. The integrated CSEc engine adds secure boot and AES-128 cryptographic support, as documented in the NXP S32K1xx product family datasheet.
What is the supply voltage range of the FX32K144HAT0MLLT?
The FX32K144HAT0MLLT operates from 2.7 V to 5.5 V, which covers both 3.3 V and 5 V automotive rails directly without an external regulator. This wide input range is specified in the NXP S32K1xx datasheet family and is particularly useful for body ECUs that share a common 12 V battery rail post-buck conversion.
Where can I buy the FX32K144HAT0MLLT online and what is the unit price?
You can buy the FX32K144HAT0MLLT from authorized distributors including DigiKey, Mouser, LCSC, Newark, and JAK Electronics, with the qty-1 unit price starting at approximately $18.78 as of 2026-10-08 per DigiKey and JAK listings. Octopart aggregates current stock and bulk pricing across 7 distributors for real-time comparison.
What is the lead time for the FX32K144HAT0MLLT?
The FX32K144HAT0MLLT lead time is currently factory stock with same-day shipping from major authorized distributors like DigiKey and Mouser as of 2026-10-08. For automotive-grade volumes (1000+ units), the typical factory lead time is 12-26 weeks; verify current availability with your franchised distributor before committing to a production schedule.
Is the FX32K144HAT0MLLT in stock at major distributors?
Yes, as of 2026-10-08 the FX32K144HAT0MLLT is in stock at DigiKey, Mouser, JAK Electronics (2700 units), LCSC, and Newark. Total aggregated inventory across authorized channels is in the multi-thousand-unit range per Octopart, although long-term production orders should still be placed through NXP franchised distributors.
What is the difference between the FX32K144HAT0MLLT and the FS32K144HAT0MLLT?
The FX32K144HAT0MLLT and FS32K144HAT0MLLT share the same S32K144 die, 100-LQFP (14x14) package, 512 KB Flash, 80 MHz core, and pinout. The 'F' prefix on FS32K144HAT0MLLT denotes NXP's standard automotive screening tier with full ASIL-B documentation; the 'FX' variant is the engineering / non-screened version typically offered for early design or development. Both parts are drop-in compatible on the same PCB land pattern.
What is the difference between the FX32K144HAT0MLLT and the FS32K144HAT0MLHT?
The FX32K144HAT0MLLT comes in a 100-LQFP (14x14 mm) package, while the FS32K144HAT0MLHT uses the smaller 64-LQFP (10x10 mm) package. Both share the same Cortex-M4F 80 MHz core, 512 KB Flash, and 64 KB SRAM, but the 100-pin variant exposes more ADC channels, more FlexTimer channels, and additional GPIO. They are NOT drop-in compatible due to the package size difference; choose by your PCB real-estate constraints.
When should I choose the FX32K144HAT0MLLT over the FS32K144HAT0MLLT?
Choose the FX32K144HAT0MLLT for engineering development, prototyping, or pre-production builds where you need the full S32K144 100-pin feature mix but not yet require full automotive PPAP documentation. Choose the FS32K144HAT0MLLT for production automotive designs that require NXP's standard PPAP, ASIL-B paperwork, and full traceability for OEM customer releases.
Is the FX32K144HAT0MLLT a drop-in replacement for the FS32K144HAT0MLLT?
Yes, the FX32K144HAT0MLLT is a drop-in replacement for the FS32K144HAT0MLLT on the same 100-LQFP (14x14 mm) PCB land pattern. Pin-to-pin compatibility is verified through NXP's S32K144 datasheet family and NXP community cross-reference discussions. Designers should verify firmware works with the non-automotive-screened silicon revision only in development contexts, not for production automotive PPAP.
What is the best drop-in replacement for the FX32K144HAT0MLLT?
The best drop-in replacement for the FX32K144HAT0MLLT is the FS32K144HAT0MLLT (same 100-LQFP 14x14 package, same Flash/RAM/core, same peripherals) - this is NXP's standard automotive-screened version of the same silicon. For engineering or early-design use, the FX-prefix variant offers identical pin compatibility while the FS prefix provides full automotive PPAP documentation.
Where can I download the FX32K144HAT0MLLT datasheet PDF?
The official S32K1xx family datasheet (covering FX32K144HAT0MLLT and related variants) is hosted on NXP's website at nxp.com under the S32K1xx product family page. The S32K1xx reference manual and S32K1 SDK are also available from NXP's product page; engineering samples and FAE support require registration on the NXP secure-document portal per standard NXP policy.
Where can I find the FX32K144HAT0MLLT pinout diagram?
The pinout diagram for the FX32K144HAT0MLLT (100-LQFP 14x14) is published in the NXP S32K1xx datasheet family and the S32K1xx reference manual, accessible via the NXP product page. Engineers can also generate pin mux / pinout views dynamically using NXP's PinsTool for S32K1xx, which exports the exact signal map for each package option including the 100-LQFP variant.

Справочные инженерные данные для FX32K144HAT0MLLT — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the FX32K144HAT0MLLT for prototype or pre-production development builds where you need the full S32K144 100-pin feature set (5 FlexCAN-FD ports, 32 ADC channels, FlexTimer/PWM) but do not yet need full NXP automotive PPAP documentation. Choose the FS32K144HAT0MLLT for production automotive designs requiring ASIL-B paperwork. Choose the FS32K148HAT0MLLT (same 100-LQFP footprint) when firmware exceeds 512 KB Flash. Choose the FS32K144HAT0VLHR for 105 C high-temperature industrial environments. Choose the FS32K144HFT0MLHT when secure boot or OTA firmware updates require the HSM engine. All variants share the same S32K1 SDK and S32 Design Studio toolchain, simplifying code reuse across product tiers.

Сравнение с аналогами

Параметр Этот товар FS32K144HAT0MLLT FS32K148HAT0MLLT FS32K144HFT0MLHT FS32K144HAT0VLHR FS32K144HAT0MLHT
Package 100-LQFP (14x14) 100-LQFP (14x14) - same 100-LQFP (14x14) - same 100-LQFP (14x14) - same 100-LQFP (14x14) - same 64-LQFP (10x10) - smaller package
Brand NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors NXP Semiconductors
Core Architecture ARM Cortex-M4F 80 MHz ARM Cortex-M4F 80 MHz ARM Cortex-M4F 80 MHz ARM Cortex-M4F 80 MHz ARM Cortex-M4F 80 MHz ARM Cortex-M4F 80 MHz
Flash Memory 512 KB 512 KB 1 MB 512 KB 512 KB 512 KB
SRAM 64 KB 64 KB 128 KB 64 KB 64 KB 64 KB
Automotive Grade (ASIL-B) FX = engineering variant (not full PPAP) Yes - standard automotive PPAP Yes - standard automotive PPAP Yes - with HSM security Yes - 105C high-temp variant Yes - smaller package
Pin Count 100 100 100 100 100 64
CAN-FD Support Yes (FlexCAN with FD) Yes Yes Yes Yes Yes

Ключевые отличия

  • Engineering-tier variant of full automotive S32K144 (против FS32K144HAT0MLLT)
  • Pin-to-pin scalability within S32K1xx family (против FS32K148HAT0MLLT)
  • CSEc security engine on-board (против FS32K144HFT0MLHT)

Заметки по проектированию

The FX32K144HAT0MLLT requires a clean 2.7 V to 5.5 V supply; place a 100 nF decoupling capacitor as close as possible to each VDD pin (8 pins on 100-LQFP) plus a bulk 4.7 uF to 10 uF tantalum or ceramic on the main VDD trace. Use a ferrite bead or pi-filter between the 12 V automotive rail and the MCU's VDD if the upstream regulator is shared with noisy loads (motors, solenoids). The VDDA and VREFH pins each require their own low-ESR 100 nF + 1 uF capacitor pair to guarantee ADC accuracy within 1 LSB.

Place the 100-LQFP (14x14 mm) on a 4-layer PCB with continuous ground plane under the package to ensure thermal dissipation and minimize EMI. Keep the XTAL_IN/XTAL_OUT trace length below 5 mm, route over a continuous ground pour, and surround them with a ground guard ring to avoid coupling from adjacent noisy traces (CAN, LIN, PWM). Keep CAN-FD bus stubs below 50 mm and route differential CANH/CANL pairs as 100 ohm differential impedance to meet CAN-FD signal integrity requirements.

Do not assume FX-prefix parts are automotive PPAP-equivalent - the FX variant is the engineering / non-screened product typically used in development, while the FS prefix denotes NXP's standard automotive screening tier with full ISO 26262 ASIL-B documentation. For production automotive designs, always migrate to the corresponding FS-prefix MPN before customer release. Also confirm the part's security mode (CSEc vs HSM) matches your secure-boot design - FS32K144HFT0MLHT adds an HSM for higher-grade cryptography.

Estimated: the FX32K144HAT0MLLT in 100-LQFP (14x14) with a standard JEDEC 4-layer test board has a theta_JA of approximately 45-50 C/W. With the 80 MHz core fully active at 5 V drawing ~80 mA (estimated 0.4 W dissipation), the junction temperature rises 18-20 C above ambient. For under-hood applications near 85 C ambient, derate to 90% core utilization or up-clock only when needed. Add a 1 cm x 1 cm copper pour on top and bottom layers under the LQFP to drop theta_JA by ~5-8 C/W.

Информация о соответствии

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
Без свинца
Yes
Без галогенов
Yes
Конфликтные минералы
Compliant

FX32K144HAT0MLLT is the engineering variant - NOT AEC-Q100 qualified. For AEC-Q100/ASIL-B production, use the FS32K144HAT0MLLT sibling. All variants in S32K1xx family are RoHS and REACH compliant per NXP product page.

Данные проверены: 2026-10-08 — данные проверены и курируются командой компонентной инженерии XAIPART

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Связанные компоненты & термины

NXP Semiconductors FX32K144HAT0MLLT FS32K144HAT0MLLT FS32K148HAT0MLLT FS32K144HFT0MLHT FS32K144HAT0VLHR FS32K144HAT0MLHT ARM Cortex-M4F Cortex-M4 FlexCAN CAN-FD DSPI LINFlexD FlexIO LPUART CSEc HSM AES-128 ISO 26262 ASIL-B 100-LQFP LQFP-100 LQFP-64 RoHS REACH automotive microcontroller MCU body control module BCM automotive lighting HVAC gateway ECU sensor hub industrial 24V functional safety secure boot AEC-Q100 12-bit ADC FlexTimer eMIOS AUTOSAR JTAG S32K1xx S32K1 SDK S32 Design Studio NXP S32K1xx datasheet TJA1057 TJA1027 FS65xx
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