Overview
The MKE14Z256VLH7R is a 32-bit microcontroller from NXP USA Inc., part of the Kinetis KE1xZ family. It is based on the Arm® Cortex®-M0+ core, which operates up to 96 MHz. This MCU is designed for applications requiring a balance of performance, power efficiency, and feature richness. It supports a variety of peripherals and interfaces, making it suitable for a wide range of embedded systems.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® Cortex®-M0+ |
| Operating Frequency | Up to 96 MHz |
| Flash Memory | Up to 256 KB |
| SRAM | Up to 32 KB |
| FlexNVM | 32 KB for data flash and EEPROM emulation |
| FlexRAM | 2 KB for EEPROM emulation |
| ADC | 2 × 12-bit ADC with up to 16 channel analog inputs per module, up to 1 Msps |
| Analog Comparators | 2 × high-speed analog comparators (CMP) with internal 8-bit DAC |
| Timers | 3 × Flex Timers (FTM), 1 × 16-bit Low-Power Timer (LPTMR), 1 × Programmable Delay Block (PDB), 1 × 32-bit Low-power Periodic Interrupt Timer (LPIT) |
| GPIO | Up to 89 GPIO pins with interrupt functionality |
| Package | 64 LQFP (10x10x1.4 mm) |
| Clock Interfaces | 4-40 MHz fast external oscillator, 32 kHz slow external oscillator, high-accuracy internal reference clocks |
Key Features
- Cyclic Redundancy Check (CRC) generator module and 128-bit unique identification (ID) number
- Internal watchdog (WDOG) with independent clock source and external watchdog monitor (EWM) module
- ADC self-calibration feature and on-chip clock loss monitoring
- Human-machine interface (HMI) with touch sensing input (TSI) module
- Support for up to 32 interrupt request (IRQ) sources
- Low-power ARM Cortex-M0+ core with multiple power modes: Run, Wait, Stop, VLPR, VLPW, and VLPS
- Power management controller (PMC) with clock gating for unused modules
- 3 × low-power universal asynchronous receiver/transmitter (LPUART) modules, 2 × low-power serial peripheral interface (LPSPI) modules, and 2 × low-power inter-integrated circuit (LPI2C) modules with DMA support
Applications
The MKE14Z256VLH7R is suitable for a variety of applications, including industrial control systems, consumer electronics, medical devices, and automotive systems. Its rich set of peripherals and low power consumption make it an ideal choice for IoT devices, smart home appliances, and other embedded systems requiring high performance and energy efficiency.
Q & A
- What is the core architecture of the MKE14Z256VLH7R?
The MKE14Z256VLH7R is based on the Arm® Cortex®-M0+ core. - What is the maximum operating frequency of the MKE14Z256VLH7R?
The maximum operating frequency is up to 96 MHz. - How much flash memory does the MKE14Z256VLH7R have?
The MKE14Z256VLH7R has up to 256 KB of flash memory. - What types of analog-to-digital converters (ADCs) are available on the MKE14Z256VLH7R?
The MCU features 2 × 12-bit ADCs with up to 16 channel analog inputs per module, up to 1 Msps. - Does the MKE14Z256VLH7R support touch sensing?
Yes, it includes a touch sensing input (TSI) module. - What are the power modes supported by the MKE14Z256VLH7R?
The MCU supports multiple power modes: Run, Wait, Stop, VLPR, VLPW, and VLPS. - What communication interfaces are available on the MKE14Z256VLH7R?
The MCU includes 3 × low-power universal asynchronous receiver/transmitter (LPUART) modules, 2 × low-power serial peripheral interface (LPSPI) modules, and 2 × low-power inter-integrated circuit (LPI2C) modules with DMA support. - What is the package type and size of the MKE14Z256VLH7R?
The MCU is packaged in a 64 LQFP (10x10x1.4 mm). - Does the MKE14Z256VLH7R have any watchdog features?
Yes, it includes an internal watchdog (WDOG) with an independent clock source and an external watchdog monitor (EWM) module. - What are some typical applications for the MKE14Z256VLH7R?
Typical applications include industrial control systems, consumer electronics, medical devices, and automotive systems.
