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MCX A18 Essential Mainstream MCU Arm® Cortex® M33 with 240MHz and Rich Serial Peripherals

MCX-A18 new

Preproduction

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The MCX A18 family of microcontrollers is designed for high-performance motor control applications with advanced integration features. The MCX A185 and A186 devices operate at speeds up to 240 MHz, offering up to 1 MB of Flash and 256 KB of RAM.

The MCX A185 and A186 include integrated motor control peripherals such as 2 × FlexPWM modules with 4x submodules combined with AOI, supports up to 2x ADC, and provides a rich set of serial interfaces along with SmartDMA for efficient data handling. The MCX A18 devices are fully supported by the MCUXpresso Developer Experience, which provides a comprehensive suite of tools and resources to simplify development and accelerate time-to-market.

Product Details

Block Diagram

MCX A185 and A186 MCUs

Get diagram PDF

Features

Core Platform

Arm® Cortex®-M33 240MHz

Processing Accelerators

SmartDMA, co-processor for applications such as parallel camera interface and keypad scanning

Memory

Single-bank Flash: Up to 1024 KB Flash with ECC (support one bit correction and two bits detection)
Cache Engine with 8 KB RAM
Up to 256 KB RAM of which 8 KB is shared with cache, configurable as up to 8 KB RAM with ECC (support one bit correction and two bits detection)
All RAM can be retained down to Deep Power Down mode
ROM

Peripherals

Advanced Motor Control
- 2x FlexPWM each with 4 submodules, providing 16 complementary outputs of PWM (no Nanoedge module)
- 2x Quadrature Encoder/Decoder (eQDC)
- 2x AOI (AND/OR/Invert) module support up to 4 output triggers
Analog
- 2x 16-bit ADC
  - 3.2 Msps in 16-bit mode, and 4 Msps in 12-bit mode
  - Up to 43 ADC Input channels total (depending on the package)
  - Integrated temperature sensor
- 1 x 12-bit DAC
  - Up to 1 Msps
- 2 x High-speed Comparators with 8 input pins and 8-bit DAC as internal reference
  - 1x LPCMP is functional down to Deep Power Down mode
- 1x OPAMP without PGA
Timers
- 5 x 32-bit standard general-purpose asynchronous timers/counters, which support up to four capture inputs and four compare outputs, PWM mode, and external count input. Specific timer events can be selected to generate DMA requests.
- Low power timer
- Frequency measurement timer
- Windowed watchdog timer
- Wake timer
- Micro-tick timer (UTICK)
- OS event timer
- RTC timer without external 32KHz input
Communication Interfaces for Connectivity
- 2x LPSPI, 4x LPI2C, 6x LPUART
- 1x I3C
- USB Full-speed (Device/Host) with on-chip FS PHY
- 2x FlexCAN with FD
- FlexIO
HMI
- 4x44 segment LCD

Security

128-bit Universal Unique Identifier (UUID) per device in accordance with IETF's RFC4122 version5 specification
Device lifecycle management
Flash read/write/execute permission protect by MBC and lockable
Implicit-protected Flash Region (IFR)
Security Monitoring
- Code Watchdog for code flow integrity checking
- Glitch attack resistant keyed access (Glikey) to security sensitive registers
- 6x Passive anti tamper detect

Packaging

WFBGA169 7x7mm, LQFP144 20x20mm, LQFP100 14x14mm, LQFP64 10x10mm

MCUXpresso Developer Experience

MCUXpresso ecosystem support
- Selection of IDE choices
- Pin, clock, peripheral, security and memory config tools
- Security programming and provisioning tools
- Software development kit (SDK)
Zephyr RTOS support