NXP Semiconductors MWCT1015SFVLL

Overview

MWCT1015SFVLL 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, integrates 2 MB ECC-protected flash and 256 KB ECC SRAM, and features FlexCAN with optional CAN-FD support.

For engineers reviewing the MWCT1015SFVLL datasheet, MWCT1015SFVLL pinout, MWCT1015SFVLL application, or MWCT1015SFVLL equivalent, key selection considerations include its ASIL-B-capable safety architecture, CSEc cryptographic engine, dual 12-bit ADCs with 32-channel input capability, low-power timer suite (LPTMR, LPIT, PDB), and support for HyperBus™ via QuadSPI interface.

Technical Context

The MWCT1015SFVLL implements an Armv7-Architecture-based Cortex-M4F core with integrated DSP extensions and single-precision FPU, enabling deterministic real-time control and signal processing for resonant wireless power transfer algorithms. 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 strict mode separation enforced for security operations.

Power management is structured around five distinct modes (HSRUN, RUN, STOP, VLPR, VLPS), where CSEc execution and EEPROM emulation are explicitly prohibited in HSRUN mode and require transition to RUN mode (80 MHz). Memory subsystem includes 2 MB program flash with ECC, 64 KB FlexNVM for data flash/EEPROM emulation, and 4 KB FlexRAM configurable as SRAM or EEPROM backup - all protected by System MPU and CRC modules.

Key Specifications

Pinout & Package

Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MWCT1015SFVLL, MWCT1016SFVLL extends thermal range without sacrificing feature set, while S32K144HAT0MLHT trades security and high-speed memory interface for broader automotive qualification - making MWCT1015SFVLL the optimal balance of wireless charging-specific IP, safety compliance, and cost.

Availability

MWCT1015SFVLL is available at Aetrix Electronics and suitable for automotive wireless charging transmitters, EV on-board charger supervisors, industrial inductive power systems, and medical-grade wireless power receivers requiring stable component supply and long-term lifecycle support.

Supply support for MWCT1015SFVLL 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, radar, and functional safety.

The MWCT101xS series is NXP's dedicated wireless charging microcontroller family, engineered to execute Qi-compliant and proprietary resonant power transfer protocols with integrated safety, security, and high-precision analog control.

FAQ

What is the maximum operating frequency of the MWCT1015SFVLL and under what conditions?

The MWCT1015SFVLL achieves a maximum core frequency of 112 MHz in HSRUN mode, enabled only when powered within the 2.7 V to 5.5 V supply range and operating at ambient temperatures from -40 °C to 105 °C. This mode requires the System PLL (SPLL) as the clock source and disables CSEc execution and EEPROM write/erase operations - those functions must be performed in RUN mode at 80 MHz.

Does the MWCT1015SFVLL support CAN-FD, and how is it implemented?

Yes, the MWCT1015SFVLL supports CAN-FD through its three FlexCAN modules, with CAN-FD capability enabled on selected variants per ordering code. The implementation includes bit-rate switching, extended data length (up to 64 bytes), and built-in message RAM with hardware acceptance filtering - all accessible via the standard CAN peripheral driver stack in MCUXpresso SDK.

How does the MWCT1015SFVLL handle security-critical operations like firmware updates?

The MWCT1015SFVLL uses its integrated Cryptographic Services Engine (CSEc) to perform AES-128 decryption, SHA-256 hashing, and secure key storage for authenticated firmware updates. Updates must be executed in RUN mode (80 MHz), as CSEc operations are prohibited in HSRUN mode - the device automatically transitions modes upon receiving a secure update command via CAN or UART.

What analog resources are available on the MWCT1015SFVLL for wireless charging current and voltage sensing?

The MWCT1015SFVLL provides two independent 12-bit SAR ADC modules, each supporting up to 32 analog inputs with 1 MSPS sampling rate and hardware trigger synchronization. Combined with its 8-bit DAC-integrated analog comparator, it enables simultaneous primary coil current sensing, secondary voltage feedback, and foreign object detection threshold comparison - all critical for closed-loop Qi compliance.

Is the MWCT1015SFVLL pin-compatible with other devices in the MWCT101xS family?

Yes, all MWCT101xS devices sharing the same package (e.g., 100-pin LQFP) are pin-to-pin compatible, including MWCT1014SFVLL, MWCT1015SFVLL, and MWCT1016SFVLL. Peripheral availability depends on pin multiplexing - for example, CAN-FD and CSEc are enabled only on MWCT1015SFVLL and MWCT1016SFVLL, while MWCT1014SFVLL omits them per ordering code.