32-Bit MCUs
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32-Bit MCUs
- SAM 32-bit MCUs
- PIC 32-bit MCUs
- CEC 32-bit MCUs
- Legacy Products
- Development Boards
- Software Tools for PIC, SAM and AVR MCUs
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Applications, Reference Designs and Solutions
- Audio Player/Recorder
- Bluetooth® Low Energy-Based Weather Station
- Die Cutting Machine
- Fitness Tracker/Wearable Solution
- Graphical User Interface
- Human Machine Interface (HMI) for Diagnostic Tool
- Location-Tagged SOS, Asset Tracking or Vehicle Tracking
- Motor Control
- Robotic Vacuum
- SD Card Audio Player
- Smart Home Lock
- TCP/IP Networking
- USB Device/Host Applications with 32-bit Microcontrollers
- USB Mass Storage Device with Multiple Drives
- Wi-Fi® Remote Control for Lighting or Appliances
- 32-bit Embedded Security
- 32-bit Functional Safety
- 32-bit Motor Control
- 32-bit Low Power
- Graphics
- Softpacks
- Other Tools and Resources
- Third Party Partners
- PIC18F to PIC24F to SAMD2x Migration and Performance Enhancement Guide
Industry’s Broadest and Most Innovative 32-bit Microcontroller Portfolio
Differentiate your design with our 32-bit microcontrollers (MCUs) that provide the performance and functional capabilities to meet the requirements of countless applications ranging from general-purpose embedded control to secured Internet of Things (IoT) solutions and beyond. Our broad and scalable portfolio of devices gives you many features and options to create innovative products. Accelerate your development with our comprehensive and easy-to-use integrated development environment and MPLAB® Harmony embedded software development framework. Explore our hardware and software ecosystem and discover how it makes designing your product effortless and reduces your overall costs.
Get Personalized Feedback on Your Design
MCU32Check is a value-added service that we offer to assist with your development process. Our qualified engineering team, which has expertise in 32-bit PIC and SAM MCUs, is ready to review your design and provide you with the guidance you need to accelerate your development and get your product to market faster. We provide comprehensive guidelines on these and other aspects of your design:
- PCB layout guidelines
- Component selection
- EMI and EMC considerations
- Typical issues with peripheral implementation (ADC, SPI, Ethernet, and others)
- Standard troubleshooting guidelines
32-bit MCU Selection Guide
From entry-level to high-performance options, our 32-bit MCUs have the features and flexibility to help you create advanced solutions for the latest applications. Use the links below to find the product family that matches your design requirements. If your design outgrows the capabilities of our MCUs or if you want to use the Linux® operating system, our 32-bit microprocessors are a natural extension to our MCU portfolio.
Select from our entry-level, mid-level or high-performance solutions to easily add connectivity to your 32-bit MCU-based design.
- Highly integrated connectivity: CAN/CAN FD, Hi-Speed/Full-Speed USB, Ethernet/Ethernet-AVB, MediaLB® technology
- Free, professional-grade communication stacks (TCP/IP, USB, CAN)
- TLS/SSL security library - options available

Family | Core | Performance | Features |
---|---|---|---|
SAM C20/C21 | Arm® Cortex®-M0+ | Entry level | 5V operability with CAN FD and touch. Suitable for industrial applications |
PIC32MX | MIPS32® M4K® | Entry level and mid range | Mixed variants of connectivity: Full-Speed USB, CAN and Ethernet |
SAM 4E | Arm Cortex-M4F | Mid range | Connectivity options: CAN, Full-Speed USB, Ethernet including hardware crypto |
SAM E5x | Arm Cortex-M4F | Mid range | Touch, connectivity: Full-Speed USB, CAN FD, Ethernet including hardware crypto |
PIC32MK | MIPS32 microAptiv™ | Mid range | Advanced analog integration and motor control peripherals with connectivity options like 2x Full-Speed USB and 4x CAN FD, suitable for industrial, motor control and automotive applications |
PIC32MZ EF | MIPS32 M-Class | High performance | High memory density, advanced analog, advanced connectivity: High-Speed USB, CAN, Ethernet and hardware crypto |
PIC32MZ DA | MIPS32 microAptiv | High performance | High memory density, advanced analog, advanced connectivity: High-Speed USB, CAN, Ethernet, advanced graphics, integrated DDR2 DRAM including hardware crypto |
SAM S70 | Arm Cortex-M7 | High performance | High-Speed USB including hardware crypto |
SAM E70 | Arm Cortex-M7 | High performance | Advanced connectivity: High-Speed USB, CAN FD, Ethernet-AVB including hardware crypto |
Touch
Use our complete toolset to add touch sensing with the highest integration and lowest power.
- Integrated hardware Peripheral Touch Controller (PTC) with no external components required
- Enhanced PTC with Driven Shield Plus and Parallel Acquisition for superior water tolerance and faster response
- MPLAB X integrated development environment for easy project creation and performance analysis
- QTouch® library with high robustness and Class B safety support

Family | Core | Performance | Features |
---|---|---|---|
SAM C20/C21 | Arm® Cortex®-M0+ | Entry level | 5V operability with CAN FD and featuring Peripheral Touch Controller (PTC) |
SAM L10/L11 | Arm Cortex-M23 | Entry level | Ultra-low power with security, featuring enhanced Peripheral Touch Controller (PTC), Driven Shield Plus and Parallel Acquisition to enable superior water tolerance, excellent noise immunity and faster response time (4x faster) |
SAM L21/L22 | Arm Cortex-M0+ | Entry level | Ultra-low power with Peripheral Touch Controller (PTC) with segment LCD and Full-Speed USB |
SAM D1x/D2x | Arm Cortex-M0+ | Entry level | Peripheral Touch Controller (PTC) with Full-Speed USB and I2S |
SAM D5x | Arm Cortex-M4F | Mid range | Peripheral Touch Controller (PTC) with Full-Speed USB, QSPI (XiP), Parallel Capture Controller (PCC) and I2S |
SAM E5x | Arm Cortex-M4F | Mid range | Peripheral Touch Controller (PTC), Full-Speed USB, CAN FD, Ethernet, QSPI (XiP), Parallel Capture Controller (PCC) and I2S |
Take advantage of some of the most comprehensive and scalable security options available in the market, supported by a complete ecosystem of hardware, software, tools and functions that make it easy to secure your embedded application.
- Scalable hardware security solutions
- Software solutions for security
- Solutions for key provisioning

Family | Core | Performance | Features |
---|---|---|---|
Arm® Cortex®-M23 | Entry level | ||
SAML11-KPH variants provide all the hardware security features of the SAM L11 family. They are also securely pre-provisioned with a Trustonic Root of Trust (RoT) key and are supported by the Kinibi-M™ Software Development Kit (SDK). | |||
SAM L21/L22 | Arm Cortex-M0+ | Entry level | Ultra-low power with peripherals such as touch, SleepWalking, SERCOM and Event System, as well as hardware crypto (AES256, SHA256, GCM) and anti-tamper detection |
SAM D5x SAM E5x | Arm Cortex-M4F | Mid range | Low power with peripherals such as touch, SleepWalking, SERCOM and Event System, as well as hardware crypto (AES256, SHA256, GCM, ECC, RSA) and anti-tamper detection |
CEC | Arm Cortex-M4F | Mid range | Secure MCU with robust hardware cryptography cypher suite (AES256, SHA512, GCM, ECC, RSA) and immutable secure boot |
PIC32MZ EF | MIPS32® M-Class | High performance | Advanced analog, advanced connectivity and hardware crypto (AES256, SHA256, GCM) |
PIC32MZ DA | MIPS32 microAptiv™ | High performance | Advanced analog, advanced connectivity, advanced graphics, integrated DDR2 DRAM and hardware crypto (AES256, SHA256, GCM) |
SAM S70 SAM E70 | Arm Cortex-M7 | High performance | MCU with hardware crypto (AES256, SHA256, GCM) and anti-tamper detection |
Accelerate your development with powerful and tightly integrated MPLAB® Harmony Graphics Suite (MHGS) tools and libraries, available for free within the MPLAB Harmony embedded software development framework.
- High quality and high integration for adding professional-looking Graphical User Interfaces (GUIs) and other graphical elements to your product design
- Reduces the time, cost and effort of software development
- Shortens your time to market

Family | Core | Performance | Features |
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SAM C2X SAM D2X | Arm® Cortex®-M0+ | Entry level | Serial Peripheral Interface (SPI) providing a high-speed interface to external graphics OLEDs for controller-less graphics applications |
PIC32MX 5/6/7 | MIPS32® M4K® | Mid range | Parallel Master Port (PMP) providing a high-speed interface to external graphics LCDs for controller-less graphics applications |
PIC32MK | MIPS32 microAptiv™ | Mid range | Advanced analog and control peripherals as well as Parallel Master Port (PMP) providing a high-speed interface to external graphics controllers |
SAM D5X SAM E5X | Arm Cortex-M4F | Mid range | Serial Peripheral Interface (SPI) providing a high-speed interface to external graphics LCDs for controller-less graphics applications |
PIC32MZ DA | MIPS32 microAptiv | High performance | Advanced features for graphics such as 3-layer graphics controller, 2D GPU, integrated DDR2 DRAM along with advanced analog and connectivity peripherals. |
PIC32MZ EF | MIPS32 M-Class | High performance | External Bus Interface (EBI) and Parallel Master Port (PMP) providing a high-speed interface to external graphics LCDs for controller-less graphics applications |
SAM S70 SAM E70 | Arm Cortex-M7 | High performance | External Bus Interface (EBI) providing a high-speed interface to external graphics controller for controller-less graphics applications |
Find the right balance of power consumption and performance using our flexible power-saving techniques.
- Ultra-low power in active and sleep modes
- Short wakeup time from sleep
- SleepWalking peripherals and Event System
- Low leakage process technology
- Low-power tools: Power Debugger and Data Visualizer

Family | Core | Performance | Features |
---|---|---|---|
PIC32MM | MIPS32® microAptiv™ UC | Entry level | Power-efficient 32-bit MCU, down to 500 nA sleep current |
Arm® Cortex®-M23 | Entry level | ||
SAML11-KPH variants provide all the hardware security features of the SAM L11 family. They are also securely pre-provisioned with a Trustonic Root of Trust (RoT) key and are supported by the Kinibi-M™ Software Development Kit (SDK). | |||
SAM L21/L22 | Arm Cortex-M0+ | Entry level | Ultra-low power with power efficient peripherals such as touch, SleepWalking, SERCOM, Event System, and hardware crypto, down to 35 µA/MHz in active mode and 200 nA in OFF (deep sleep) mode |
SAM 4L | Arm Cortex-M4 | Entry level | Ultra-low power with segment LCD and hardware crypto; down to 90 µA/MHz in active mode and 0.9 uA in back up mode |
PIC32MX 1/2 XLP | MIPS32 M4K® | Entry level | Improved performance from PIC32MX 1/2 at lower power; down to 673 nA in deep sleep |
SAM G | Arm Cortex-M4F | Mid range | Ultra-low power in ultra-small form factor; down to 100 µA/MHz in active mode and 1.1 uA back up mode |
SAM D5x SAM E5x | Arm Cortex-M4F | Mid range | Low-power peripherals such as touch, SleepWalking, SERCOM, Event System and hardware crypto, down to 65 µA/MHz in active mode |
SAM S70 | Arm Cortex-M7 | High performance | Power efficient with High-Speed USB and hardware crypto |
SAM E70 | Arm Cortex-M7 | High performance | Power efficient with advanced connectivity: High-Speed USB, CAN FD, Ethernet-AVB and hardware crypto |
Save time by selecting from one of the most extensive and scalable motor control portfolios in the industry, with entry-level, mid-range and high-performance options.
- High-performance MCU for better efficiency, low noise and reliability
- Optimized peripherals for low BOM
- Development tools, software algorithms and how-to guides

Family | Core | Performance | Features |
---|---|---|---|
PIC32CM MC | Arm® Cortex®-M0+ | Entry level | Advanced analog with 5V (dual 12-bit 1 Msps ADC up to 14-ch, 1x 16-bit Sigma-Delta ADC up to 2-ch, 10-bit 350 ksps DAC, 2x AC), motor control PWM, Position Decoder (PDEC). Suited for motor control and industrial applications |
SAM C21 | Arm Cortex-M0+ | Entry level | 5V operability with advanced analog (dual 12-bit 1 Msps ADC up to 20-ch, 1x 16-bit Sigma-Delta ADC up to 3-ch, 10-bit 350 ksps DAC, 4x AC), motor control PWM, and CAN FD. Suited for motor control and industrial applications |
SAM D2x | Arm Cortex-M0+ | Entry level | Advanced analog 12-bit 350 ksps ADC up to 20-ch, 10-bit 350 ksps DAC, 2x AC and motor control PWM |
SAM D5x SAM E5x | Arm Cortex-M4F | Mid range | SERCOM, Event System, advanced analog: dual 12-bit 1 Msps ADC up to 32-ch, dual 12-bit 1 Msps DAC, 2x AC, motor control PWM, and CAN FD (SAM E5x) |
PIC32MK | MIPS32® microAptiv™ | Mid range | Advanced analog integration: 7x 12-bit 3.7 Msps with up to 25.45 Msps in interleaved mode, up to 42-ch, up to 3x 12-bit 1 Msps DAC, 5x AC, 4x op amp, and control peripherals (motor control PWMs, 6x QEI), as well as connectivity (2x Full-Speed USB, 4x CAN FD). Suited for industrial, motor control and automotive applications |
SAM S70 SAM E70 | Arm Cortex-M7 | High performance | Advanced connectivity (High-Speed USB, CAN FD, Ethernet), advanced analog (dual 12-bit 2 Msps ADC up to 24-ch, 12-bit 1 Msps DAC up to 2-ch, 1x AC), TCM (Tightly Coupled Memory) and motor control PWM |
Our scalable 32-bit MCU portfolio can meet rigorous automotive design requirements, all the way from touch controllers up to infotainment systems and smart antennas.
- Wide range offering: LIN/CAN FD connectivity, touch and high performance
- Automotive solutions for Ethernet-AVB, MOST®, AUTOSAR, CAN and LIN
- AEC-Q100 Grade 1/Grade 2 qualified

Family | Core | Performance | Features |
---|---|---|---|
PIC32MM | MIPS32® microAptiv™ UC | Entry level | Power efficient, AEC-Q100 Grade 1 (-40°C/125°C) qualified |
SAM C21 | Arm® Cortex®-M0+ | Entry level | 5V operability with advanced analog, SERCOM, Event System, PTC and CAN FD; AEC-Q100 Grade 1 (-40°C/125°C) qualification in process |
SAM D21 | Arm Cortex-M0+ | Entry level | SERCOM, Event System, PTC and advanced analog; AEC-Q100 Grade 1 (-40°C/125°C) qualified |
SAM DA | Arm Cortex-M0+ | Entry level | SERCOM, Event System, PTC and advanced analog; AEC-Q100 Grade 2 (-40°C/105°C) qualified |
SAM L10/L11 | Arm Cortex-M23 | Entry level | Enhanced PTC with Driven Shield Plus and Parallel Acquisition for superior water tolerance, excellent noise immunity and faster response with LIN connectivity; AEC-Q100 Grade 1 (-40°C/125°C) qualification in process |
SAM D5x SAM E5x | Arm Cortex-M4F | Mid range | SERCOM, Event System, PTC, advanced analog, connectivity (Full-Speed USB, CAN FD, Ethernet) and hardware Crypto; AEC-Q100 Grade 1 (-40°C/125°C) qualification in process |
PIC32MK | MIPS32 microAptiv™ | Mid range | Advanced analog integration: 7x 12-bit 3.7 Msps with up to 25.45 Msps in interleaved mode, advanced connectivity (2x Full-Speed USB, 4x CAN FD); up to 1 MB of Dual-Panel live update Flash with ECC; AEC-Q100 Grade 1 (-40°C/125°C) qualified |
PIC32MZ EF | MIPS32 M-Class | High performance | High-performance analog, advanced connectivity (High-Speed USB, CAN, Ethernet) and hardware crypto; AEC-Q100 Grade 1 (-40°C/125°C) qualified |
SAM V | Arm Cortex-M7 | High performance | Advanced connectivity (High-Speed USB, CAN FD, Ethernet-AVB, MediaLB® bus/MOST® connectivity) and hardware crypto; AEC-Q100 Grade 2 (-40°C/105°C) qualified |
Design with confidence by relying on our solutions that support critical functional safety standards.
- IEC 60730 (Class B), IEC 61508 (SIL) and ISO26262 (ASIL) Standards
- IEC 60730: Certified Class B Library
- IEC 61508: Certified SIL 2/3 Library
- ISO 26262: FMEDA, Safety Manual and Diagnostic Code (in development)
- Wide range of solutions from entry level to high performance
- VDE, UL, and TÜV SÜD Certifications

Family | Core | Performance | Features |
---|---|---|---|
PIC32CM MC | Arm® Cortex®-M0+ | Entry level | Advanced analog with 5V (dual 12-bit 1 Msps ADC up to 14-ch, 1x 16-bit Sigma-Delta ADC up to 2-ch, 10-bit 350 ksps DAC, 2x AC), motor control PWM, Position Decoder (PDEC). Suited for motor control and industrial applications |
SAM C20/21 | Arm Cortex-M0+ | Entry level | 5V operability with advanced analog, SERCOM, Event System, PTC and CAN FD; AEC-Q100 Grade 1 (−40°C/125°C) qualified; ASIL B Ready and Class-B Certified Library |
SAM C21N | Arm Cortex-M0+ | Entry level | 5V operability with advanced analog, SERCOM, Event System, PTC and CAN FD; SIL 2/3 certified library |
SAM D21 | Arm Cortex-M0+ | Entry level | SERCOM, Event System, PTC and advanced analog; AEC-Q100 Grade 1 (−40°C/125°C) qualified; ASIL B ready, Class-B certified library, and SIL 2/3 certified library |
SAM D20 | Arm Cortex-M0+ | Entry level | SERCOM, Event System, PTC and advanced analog; Class-B certified library |
SAM DA1 | Arm Cortex-M0+ | Entry Level | SERCOM, Event System, PTC and advanced analog; AEC-Q100 Grade 2 (-40°C/105°C) qualified; ASIL B ready |
SAM L21 | Arm Cortex-M0+ | Entry level | Ultra-low power with PTC, Event System, and hardware crypto, down to 35 µA/MHz in active mode and 200 nA in OFF (deep sleep) mode; SIL 2/3 certified library |
PIC32MX | MIPS32® M4K® | Entry level and mid range | General purpose with mixed variants for connectivity as well as support for graphics applications; Class-B certified library |
PIC32MK | MIPS32 microAptiv™ | Mid range | Advanced analog: 7x 12-bit 3.7 Msps with up to 25.45 Msps in interleaved mode, up to 42-ch, up to 3x 12-bit 1 Msps DAC, 5x AC, 4x op amp, and control peripherals (motor control PWMs, 6x QEI), as well as connectivity (2x Full-Speed USB, 4x CAN FD). Suited for industrial, motor control and automotive applications, Class B certified library |
SAM D5x SAM E5x | Arm Cortex-M4F | Mid range | SERCOM, Event System, PTC, advanced analog, connectivity (Full-Speed USB, CAN FD, Ethernet) and hardware Crypto; AEC-Q100 Grade 1 (-40°C/125°C) qualification in process. ASIL B ready. |
PIC32MZ EF | MIPS32 M-Class | High performance | High-performance analog, advanced connectivity (High-Speed USB, CAN, Ethernet) and hardware crypto; Class-B certified library |
PIC32MZ DA | MIPS32 microAptiv | High performance | Advanced features for graphics such as 3-layer graphics controller, 2D GPU, integrated DDR2 DRAM along with advanced analog and connectivity peripherals; Class-B certified library |