NXP Semiconductors MWCT1014SFVLLR

Overview

MWCT1014SFVLLR from NXP Semiconductors is a 32-bit Arm Cortex-M4F microcontroller designed for automotive wireless charging control applications. It operates from 2.7 V to 5.5 V, supports -40 °C to 105 °C ambient temperature in HSRUN mode, delivers up to 112 MHz core frequency, and integrates CSEc cryptographic security engine, FlexCAN with optional CAN-FD, and dual 12-bit ADCs for real-time coil current/voltage monitoring.

For engineers reviewing the MWCT1014SFVLLR datasheet, MWCT1014SFVLLR pinout, MWCT1014SFVLLR application, or MWCT1014SFVLLR equivalent, key selection considerations include its 64-pin LQFP package, HSRUN/RUN power mode switching requirement for CSEc/EEPROM operations, ASIL-B capable safety architecture, and integrated HyperBus™-capable QuadSPI for secure firmware storage.

Technical Context

The MWCT1014SFVLLR implements an Armv7-Architecture-based Cortex-M4F core with single-precision FPU and DSP extensions, paired with a configurable NVIC and DWT/ITM debug infrastructure. Its clock system combines SOSC (4–40 MHz), FIRC (48 MHz), SIRC (8 MHz), LPO (128 kHz), and SPLL (up to 112 MHz) to support deterministic timing across HSRUN, RUN, VLPR, VLPS, and STOP modes.

Memory subsystem includes 512 KB ECC-protected program flash, 64 KB FlexNVM for EEPROM emulation, 256 KB SRAM with ECC, and 4 KB FlexRAM usable as SRAM or EEPROM backup - all governed by NXP's system MPU (not Arm Core MPU) for crossbar-level memory protection across CPU and DMA masters.

Key Specifications

Pinout & Package

64-pin LQFP package (LH suffix), 10 mm × 10 mm body, 0.5 mm pitch, exposed thermal pad. Pinout defined per MWCT101xS Reference Manual IO Signal Description sheets; compatible with MWCT101xS family pin mapping.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with MWCT1015SFVLLR, MWCT1014SFVLLR offers lower BOM cost and smaller flash footprint ideal for cost-sensitive wireless charging pads, while retaining full CSEc security and ASIL-B readiness; versus S32K144, it delivers superior analog timing precision and integrated HyperBus™ for secure external code storage - critical for certified wireless power systems.

Availability

MWCT1014SFVLLR is available at Aetrix Electronics and suitable for automotive wireless charging controllers, EV on-board charger auxiliary modules, and industrial inductive heating systems requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for MWCT1014SFVLLR 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 wireless power, functional safety, and embedded security.

The MWCT101xS product line was developed specifically for automotive-grade wireless charging control, integrating hardened analog front-ends, ASIL-B safety mechanisms, and SHE-compliant cryptography to meet SAE J2954 and ISO/IEC 14443 requirements.

FAQ

What is the maximum operating frequency of the MWCT1014SFVLLR and under what conditions?

The MWCT1014SFVLLR achieves up to 112 MHz in HSRUN mode using the System PLL (SPLL) with a 4–40 MHz external oscillator input. However, CSEc cryptographic operations and FlexNVM EEPROM emulation require switching to RUN mode at 80 MHz - this mode transition is mandatory and enforced by hardware error flags if violated.

Does the MWCT1014SFVLLR support CAN-FD, and how is it enabled?

Yes, the MWCT1014SFVLLR includes three FlexCAN modules with optional CAN-FD support enabled via software configuration and external CAN-FD transceivers. The 'F' in the part number denotes Arm Cortex-M4F core, and 'S' indicates automotive/AUTOSAR support - CAN-FD capability is present but must be activated in firmware per NXP's MCAL stack or bare-metal driver libraries.

What memory protection mechanisms does the MWCT1014SFVLLR implement for functional safety compliance?

The MWCT1014SFVLLR uses NXP's system MPU (not Arm Core MPU) to enforce memory access rights at the Crossbar Switch level for both CPU and DMA masters. Combined with ECC on 512 KB flash and 256 KB SRAM, CRC module, WDOG, and EWM, it meets ASIL-B requirements per ISO 26262 for wireless charging control applications.

How many ADC channels does the MWCT1014SFVLLR support, and what is their real-world sampling capability?

The MWCT1014SFVLLR integrates two independent 12-bit SAR ADC modules, each supporting up to 32 analog inputs and achieving 1 MSPS aggregate sampling rate. In wireless charging use, they enable simultaneous measurement of primary coil current and voltage with hardware-triggered, DMA-offloaded acquisition - critical for real-time foreign object detection algorithms.

Is the MWCT1014SFVLLR pin-compatible with other MWCT101xS family members in the same package?

Yes, all MWCT101xS devices sharing the 64-pin LQFP package (LH suffix) are pin-to-pin compatible per NXP's Feature Comparison documentation. This allows direct substitution between MWCT1014SFVLLR, MWCT1015SFVLLR, and MWCT1016SFVLLR without PCB redesign, provided peripheral usage aligns with the specific variant's feature set.