NXP Semiconductors MKE14F512VLH16

Overview

MKE14F512VLH16 from NXP Semiconductors is an ARM® Cortex®-M4 based microcontroller with 512 KB flash, 64 KB SRAM, and 64 KB FlexNVM with ECC, operating up to 168 MHz with integrated FPU and DSP. It features 58 GPIOs (8 high-drive), three 12-bit ADCs (up to 16 channels each, 1 MSPS), and supports industrial motor control and sensor fusion in harsh environments.

For engineers reviewing the MKE14F512VLH16 datasheet, MKE14F512VLH16 pinout, MKE14F512VLH16 application, or MKE14F512VLH16 equivalent, key selection criteria include its 64-pin LQFP package, zero FlexCAN modules, low-power peripheral operation in Stop/VLPS modes (LPUART/LPSPI/LPI2C), and ECC-protected memory architecture for functional safety compliance.

Technical Context

The MKE14F512VLH16 implements a full ARMv7-M architecture with Thumb®-2 ISA, single-precision FPU, and DSP extensions including SIMD multiply-accumulate instructions. Its SCG clock generator supports four internal oscillators (FIRC/SIRC/LPO/OSC32) plus external 4–40 MHz crystal and PLL-based system clock derivation up to 168 MHz.

Memory subsystem includes ECC-protected 512 KB flash, 64 KB SRAM, 64 KB FlexNVM with EEPROM emulation, and 4 KB FlexRAM. Peripheral interconnect uses TRGMUX and DMAMUX to route 63 DMA request sources across 16 eDMA channels, enabling deterministic real-time response in motor control and industrial I/O applications.

Key Specifications

Pinout & Package

64-pin LQFP (VLH), 10 mm × 10 mm × 1.4 mm, 0.5 mm pitch. Pin assignments validated per NXP document 98ASS23234W and KE1xFP100M168SF0RM Rev. 4.1 Section 4.1.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MKE14F512VLH16, the MKE14F512VLL16 offers greater I/O scalability in a larger footprint, while the MKE16F512VLH16 adds CAN capability without changing package or memory - making it the only drop-in upgrade path if CAN is later required.

Availability

MKE14F512VLH16 is available at Aetrix Electronics and suitable for industrial motor control, smart sensor nodes, PLC digital I/O modules, and automotive body control units requiring stable component supply across extended temperature ranges (–40 to 105 °C).

Supply support for MKE14F512VLH16 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 company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.

The KE1xF family targets cost-sensitive industrial and automotive applications requiring robust real-time performance, functional safety features, and low-power operation - with MKE14F512VLH16 optimized for compact, CAN-free control nodes.

FAQ

What is the maximum operating frequency of the MKE14F512VLH16?

The MKE14F512VLH16 operates at up to 168 MHz using its ARM Cortex-M4 core with integrated FPU and DSP extensions. This frequency is achieved via the SCG clock generator and PLL, with system bus running at up to 84 MHz. The device maintains full peripheral functionality at this speed, including real-time ADC sampling and PWM generation.

Does the MKE14F512VLH16 support CAN communication?

No, the MKE14F512VLH16 does not include any FlexCAN modules. Per NXP's ordering information table, this variant has "0" FlexCAN channels. For CAN-enabled variants in the same family, consider MKE16F512VLH16 or MKE18F512VLH16 - both retain the 64-pin LQFP package but integrate one or two CAN controllers.

What low-power modes are supported by the MKE14F512VLH16?

The MKE14F512VLH16 supports seven power modes via its PMC: HSRUN, RUN, VLPR, WAIT, VLPW, STOP, and VLPS. In VLPS mode, peripherals including LPUART, LPSPI, LPI2C, ADC, CMP, RTC, and LPIT remain operational using SIRC or OSC32 clocks, enabling sub-5 μA sleep current with fast wake-up response.

How is memory protection implemented on the MKE14F512VLH16?

The MKE14F512VLH16 implements memory protection via a System Memory Protection Unit (MPU) and Flash Access Control (FAC). The MPU enforces privilege levels and region-based access rights for SRAM and peripherals, while FAC divides flash into 32 configurable regions with programmable read/write/execute permissions - critical for secure bootloader and application separation.

What debugging interfaces does the MKE14F512VLH16 provide?

The MKE14F512VLH16 provides Serial Wire Debug (SWD) via SWD_DIO and SWD_CLK pins - a 2-pin ARM-standard interface supporting full run-control, breakpoints, watchpoints, and ITM trace. It does not support JTAG; SWD is the sole debug port, reducing PCB footprint and simplifying probe connectivity during development and field service.