NXP Semiconductors MWCT1014SFVLL

Overview

MWCT1014SFVLL from NXP Semiconductors is a pre-production Arm® Cortex-M4F microcontroller designed for wireless charging control applications, operating from 2.7 V to 5.5 V across -40 °C to 105 °C (V-grade), featuring up to 112 MHz HSRUN mode, 512 KB flash with ECC, and integrated CSEc cryptographic engine.

For engineers reviewing the MWCT1014SFVLL datasheet, MWCT1014SFVLL pinout, MWCT1014SFVLL application, or MWCT1014SFVLL equivalent, key selection considerations include its 64-pin LQFP package, dual 12-bit ADCs with 32-channel support, FlexCAN modules with optional CAN-FD, and mandatory RUN-mode execution for CSEc/EEPROM operations - critical for automotive-grade wireless power controller designs.

Technical Context

The MWCT1014SFVLL implements an Armv7-Architecture Cortex-M4F core with single-precision FPU and DSP extensions, supporting HSRUN (112 MHz) and RUN (80 MHz) modes - with CSEc security functions and EEPROM emulation explicitly prohibited in HSRUN mode per silicon design. Its clock system integrates SOSC (4–40 MHz), FIRC (48 MHz), SIRC (8 MHz), LPO (128 kHz), and SPLL (up to 112 MHz).

Power management includes five low-power modes (HSRUN, RUN, STOP, VLPR, VLPS), PMC-controlled transitions, and peripheral-specific clock gating; memory subsystem comprises 512 KB ECC-protected flash, 64 KB FlexNVM for data flash/EEPROM emulation, 256 KB SRAM with ECC, and 4 KB FlexRAM configurable as SRAM or EEPROM backup.

Key Specifications

Pinout & Package

64-pin LQFP package (10 × 10 mm, 0.5 mm pitch), thermally enhanced with exposed pad; pinout defined per MWCT101xS Reference Manual IO Signal Description sheets and validated against Figure 9-1 (Pinouts) in Rev. 5 datasheet.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar wireless charging controller applications.

Compared with MWCT1014SFVLL, MWCT1015SFVLL offers double flash capacity without CSEc, making it ideal for non-security-focused industrial chargers, while MWCT1016SFVLL adds full security and memory headroom at the cost of package migration - all three share identical peripheral IP blocks and software compatibility within the MWCT101xS family SDK.

Availability

MWCT1014SFVLL is available at Aetrix Electronics and suitable for automotive wireless charging pads, industrial Qi transmitters, and medical portable chargers requiring stable component supply during pre-production qualification and volume ramp.

Supply support for MWCT1014SFVLL 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 headquarters in Eindhoven, Netherlands.

The MWCT101xS series is part of NXP's Wireless Charging Technology platform, engineered specifically for high-efficiency, ASIL-B-capable resonant power transfer controllers with integrated safety, security, and mixed-signal precision.

FAQ

What is the maximum operating frequency of the MWCT1014SFVLL, and under what conditions is it valid?

The MWCT1014SFVLL achieves up to 112 MHz in HSRUN mode using the System PLL (SPLL) with a 4–40 MHz external crystal. However, this frequency is invalid during CSEc cryptographic operations or FlexNVM EEPROM emulation - those functions require switching to RUN mode (80 MHz). The device automatically triggers error flags if attempted in HSRUN, enforcing deterministic mode transition per silicon design.

Does the MWCT1014SFVLL support CAN-FD, and how is it implemented?

Yes, the MWCT1014SFVLL integrates FlexCAN modules with optional CAN-FD support, enabling data rates up to 2 Mbps in the flexible data phase. Implementation requires configuration of the CANFDEN bit in the MCR register and use of NXP's S32DS IDE with CAN-FD HAL drivers. Note that CAN-FD is not enabled by default and must be selected at compile time in the SDK.

How does the MWCT1014SFVLL handle EEPROM emulation, and what memory resources are used?

The MWCT1014SFVLL uses 64 KB of FlexNVM memory for EEPROM emulation, managed by the Flash Driver API in the MCUXpresso SDK. This region supports byte-level writes and wear leveling across 512-byte sectors. Critically, all FlexNVM operations - including erase and program - must execute in RUN mode (80 MHz), not HSRUN, to avoid triggering hardware error flags.

What are the power supply requirements for analog accuracy in the MWCT1014SFVLL ADC subsystem?

For guaranteed 12-bit ADC accuracy, the MWCT1014SFVLL requires VDD = VDDA (shorted on PCB), VREFH = 2.7–VDDA+0.1 V, and dedicated 100 nF ceramic decoupling on both VDDA and VREFH pins. Deviation below 2.7 V degrades INL/DNL specs; operation at 3.3 V nominal with 100 nF CREF yields ±1 LSB INL over -40 °C to 105 °C per datasheet Table 6.4.1.2.

Is the MWCT1014SFVLL pin-compatible with other members of the MWCT101xS family?

Yes - all MWCT101xS devices sharing the 64-pin LQFP package (e.g., MWCT1014SFVLL, MWCT1015SFVLL) are pin-to-pin compatible per Feature Comparison section of the datasheet. Peripheral availability depends on pin multiplexing; unused pins retain GPIO/interrupt functionality. No PCB changes are required when upgrading within the same package variant.