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Digital signal controllers are ready to support your development today, tomorrow and beyond through our longevity program. The Product Longevity program ensures a stable supply of products for your embedded designs.
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MCX C Series Microcontrollers
The MCX C series MCUs, powered by Arm® Cortex®-M0+ up to 48 MHz, are designed for energy efficiency and cost effectiveness, making them ideal for general-purpose applications. Featuring USB and segment LCD options, these MCUs cater to diverse needs. The MCX C Series extends the classical IPs within NXP MCUs, providing flexible and scalable memory and packages.
Accelerate deployment with the MCX C Series using MCUXpresso Developer Experience, providing tools and support for rapid prototyping and deployment.
Key Features
Scalability and balanced performance
The MCX C series is highly scalable, offering a balance between cost, performance and power consumption.
Autonomous and low-power peripherals
Autonomous peripherals take the load off the core for power-saving and power modes to keep the intelligent peripherals running while the core is in sleep.
MCUXpresso Developer Experience
MCUXpresso IDEs, SDK, secure provisioning and configuration tools help speed-up development time with high-quality software and tools.
Build Your Future: The MCX C Series Foundation for Innovation
MCX C MCUs offer features like USB and segment LCD support, making them ideal for a wide range of general-purpose applications. With a focus on versatility, these MCUs provide the performance and scalability needed for today’s evolving technology demands.
MCX C Series Products
| Family | Speed | Flash | SRAM | USB | SLCD | GPIOs |
|---|---|---|---|---|---|---|
| C04x | 48 MHz | 32 KB | 2 KB | n/a | n/a | up to 22 |
| C14x/24x/44x | 48 MHz | up to 256 KB | up to 32 KB | optional | optional | up to 54 |
Design Resources
Meet the MCX C Series: Elevate Your Design with Energy Efficient and Cost Effective MCUs
NXP extends its portfolio of MCX microcontrollers with the release of the MCX C Series. MCX C's low-cost design, energy-efficient performance and robust features enhance the overall MCX portfolio.
Documents
MCX C Series Factsheet
Discover how the benefits and features of the MCX C series can accelerate your next project.
Read the factsheetMCX C Highlights
Discover the advanced features and capabilities of the MCX C Series.
Read the brochureMCX C Series Microcontrollers FAQs
Learn more about NXP's MCX C series portfolio of products.
How do I design a coin cell or 2×AA sensor node with USB device provisioning and a segment LCD UI—while keeping sleep current and wake latency tight?
Use MCX C14x, C24x or C44x for USB FS and SLCD in a single M0+ device up to 48 MHz, then park in deep sleep with fast full-retention wake. Provision over USB at the factory, then run on an ultra-low duty cycle with 12-bit ADC sensing and RTC wake without an external LCD controller. FRDM-MCXC041 and FRDM-MCXC444 provide ready USB and SLCD demos to validate current and wake KPIs.
I need to collapse glue logic and custom serial buses (legacy SPI variants, custom UART, one wire) without extra ICs. What’s the cleanest way?
Choose MCX C24x or C44x to implement nonstandard interfaces in FlexIO, which can emulate serial protocols in hardware while the Cortex M0+ sleeps. Combine FlexIO with DMA-friendly peripherals such as timers/PWM, ADC and comparators to reduce ISR load and eliminate external bridges.
For low end HMI nodes (icons, meters, segmented numerics) how do I keep BOM simple and PCB small without a parallel LCD controller?
Use MCX C14x, C24x or C44x with integrated SLCD drive for direct segment control and low-power run and sleep states, keeping the UI readable at microamp currents. Pair SLCD with ADC and PWM for metering or appliance UIs and validate on FRDM-MCXC444 using MCUXpresso examples.
We’ll start bare metal on a tiny flash footprint, then scale to more memory and interfaces without respinning the board. Is there a stable migration path?
MCX C spans C04x to C14x, C24x or C44x with 32–256 KB Flash and up to 32 KB SRAM, maintaining a consistent peripheral set including USB, SLCD, ADC and timers plus package options so you can reuse pinouts and drivers. Start with MCX C041 for entry and scale to MCX C444 as features grow; MCUXpresso ensures SDK and driver continuity.
What accelerates rapid first-pass bring-up such as pin mux, clocks, USB or SLCD initialization and power measurements without building multiple disjoint toolchains?
The MCX C platform integrates with the MCUXpresso Developer Experience using ready drivers, configuration tools and code examples. Use FRDM-MCXC041 or FRDM-MCXC444 for out-of-box USB device, SLCD, ADC and low-power demos with MCU Link debug and expansion headers.