Top
/content/maximintegrated/en/products/microcontrollers

Our 32-bit microcontrollers provide the cornerstone for building robust devices in the Internet of Things (IoT) age. Ultra-low power operation helps maximize battery life, small footprints enable ubiquitous use, and best-in-class security protects your investment. 

Our ultra-low-power, 32-bit microcontroller devices combine the biggest embedded memories of any MCUs in their class with ultra-efficient power management. Our secure 32-bit microcontrollers integrate advanced cryptography and physical security to provide the highest level of protection against side-channel attacks, physical tampering, and reverse engineering.

Secure Microcontrollers

Our secure microcontrollers provide ongoing protection for your digital assets and IP against continuously emerging threats.

Ultra-Low-Power Microcontrollers

32-bit Arm® Cortex®-M4 with FPU-based microcontrollers are designed for the ultimate performance-to-power ratio and offer ultra-low-power operation.

#MakeWithMaxim

Find the Latest Information on Development Platforms and Modules.

Featured Videos


How to Set Up a Microcontroller Project with the Maxim Arm® Cortex® Toolchain in Eclipse
7:25 October 04, 2019


How to Save Power in Your Next Portable Project Using the MAX32660 Deep Sleep Feature
5:15 October 04, 2019


Fundamentals of Error Correction Codes
12:47 November 13, 2019

Featured Technical Documents

Technical Documentation

*Required

Technical Documentation

Technical Documents

Showing 10 of View Top 100 Results View All Results

Part Number Title Document Type Date

Videos


Safeguard Your Connected Products with Turnkey Security
4:00 May 22, 2017


Get Started with the MAX32630FTHR Board
4:08 February 13, 2017


Demo: Enable Trusted Sensors and Notification for IoT Applications
5:49 September 19, 2016

Customer Testimonials

Latest Blogs

When Smarter Gets Smaller, Only a Dual-Core Micro Will Do

September 03, 2020

Learn how a dual-core Bluetooth Low Energy microcontroller meets the size, power, and security demands of wireless, battery-operated IoT designs.

Understand When and Why System Reliability Matters

July 07, 2020

Get a better understanding of when and why system reliability is important and how a low-power microcontroller can enhance reliability.

How Miromico Designed the Industry’s Smallest LoRaWAN Module for the IoT

June 30, 2020

To create the industry’s smallest LoRaWAN module for the IoT, Miromico met its size, power, security, and cost targets with MAX32625/MAX32626 microcontrollers.

Safeguard Smart Medical Devices for Enhanced Patient Safety

May 12, 2020

Understand how physically unclonable function technology protects the internet of medical things and, ultimately, patient safety.

Why a Secure Micro with PUF Is a Strong IoT Hacking Defense

March 11, 2020

Industry’s first secure microcontroller with physically unclonable function (PUF) technology protects new and existing IoT designs from hackers. Learn more.

Psst…This Fitness Wearable Tells You Your Body’s Secrets

March 10, 2020

To infuse its fitness tracker with high levels of processing power at low power consumption, WHOOP turned to Maxim’s DARWIN low-power microcontrollers.

CCCamp Badge is More than an Entry Ticket – It’s a Sensor-Rich Reference Design

October 15, 2019

CCCamp badge provides open-source, wearable reference design with ECG and PPG sensors. What can you create with it?

nanoPower Technology Translates into Happy Users

September 12, 2019

Need low power consumption and long battery life for your next design? nanoPower ICs with ultra-low quiescent current can help.

February 25, 2019

IoT sensors are giving supply-chain managers real-time insight into the quality and safety of perishable goods under transport.

Simpler, More Efficient Secure Companion ICs for the IoT

January 17, 2019

This blog post compares the MAXQ1061/MAXQ1062 and the chips based on the TPM standard in the IoT.

Featured Products

MAX32570 Low-Power Arm Cortex-M4 Microcontroller with Contactless Radio for Secure Applications

The MAX32570 DeepCover® secure microcontroller provides an interoperable, secure, and cost-effec...
  • High-Efficiency Microcontroller for Secure Battery-Powered Applications
    • Arm Cortex-M4 Processor with FPU Up to 150MHz
    • 150MHz and 75MHz Internal Oscillators
    • Low-Power 7.37MHz System Clock Option
    • 1MB Flash, Organized into Dual Banks 2 x 512KB
    • 760KB (608KB ECC) SRAM
    • Optional Error Correction Code (ECC-SEC-DED) for Cache, SRAM, and Internal Flash
    • 1KB AES Encrypted NVSRAM and 16KB Internal OTP
  • Scalable Cached External Memory Interfaces
    • QSPI Flash with AES-GCM and XiP
    • QSPI SRAM with AES-GCM and XiP
    • 150Mbps SDHC/eMMC/SDIO/microSD Interface
  • Security Features Facilitates System-Level Protection
    • ISO14443A/B, JIS X 6319-4, ISO15693 Contactless Reader with Internal Transceiver
    • Secure Boot Loader with Public Key Authentication
    • Hardware AES, DES, ECDSA and SHA-2 engines
    • 10-Line Secure Keypad Controller*
    • TRNG (SP-800-90A and SP-800-90B)
    • 6 External Dynamic Tamper Sensors
    • Die Shield with Dynamic Random Signal
    • 1x 256-Bit and 2x 128-Bit Flip-Flop-Based AES Key Storage
    • Temperature and Voltage Tamper Monitor
    • Fault Detectors
  • Optimal Peripheral Mix Provides Platform Scalability
    • 16-Channel DMA and Two Smart DMAs
    • One QSPI/SPI Master
    • Up to Three SPI Master (37.5MHz)/Slave (75MHz)
    • Up to Six 4Mbaud UARTs with Flow Control
    • Up to Two ISO7816 UART/Smart Card Controller
    • Up to Three 1MHz I2C Master/Slave
    • Up to Three Channels 7.8ksps 10-Bit Delta-SigmaADC
    • USB 2.0 High-Speed Device Interface with PHY
    • 10/100 Ethernet MAC with RMII/MII Support
    • 24-Bit TFT LCD Controller
    • 12-Bit Parallel Camera Interface
    • Triple-Track Magnetic Stripe Head Interface
    • Eight Pulse Train Generators
    • Six 32-Bit Timers, Two High-Speed Timers
    • 1-Wire Master, Two Watchdog Timers
    • Real-Time Clock
MAX32655 Low-Power, Arm Cortex-M4 Processor with FPU-Based Microcontroller and Bluetooth 5.2

MAX32655 Low-Power, Arm Cortex-M4 Processor with FPU-Based Microcontroller and Bluetooth 5.2

The MAX32655 microcontroller (MCU) is an advanced system-on-chip (SoC) featuring an Arm® Cortex®...
  • Ultra-Low-Power Wireless Microcontroller
    • Internal 100MHz Oscillator
    • Flexible Low-Power Modes with 7.3728MHz System Clock Option
    • 512KB Flash and 128KB SRAM
      • Optional ECC on One 32KB SRAM Bank
    • 16KB Instruction Cache 
  • Bluetooth 5.2 LE Radio
    • Dedicated, Ultra-Low-Power, 32-Bit RISC-V Coprocessor to Offload Timing-Critical Bluetooth Processing
    • Fully Open-Source Bluetooth 5.2 Stack Available
    • Supports AoA, AoD, LE Audio, and Mesh
    • High-Throughput (2Mbps) Mode
    • Long-Range (125kbps and 500kbps) Modes
    • Rx Sensitivity: -97.5dBm; Tx Power: +4.5dBm
    • Single-Ended Antenna Connection (50Ω)
  • Power Management Maximizes Battery Life
    • 2.0V to 3.6V Supply Voltage Range
    • Integrated SIMO Power Regulator
    • Dynamic Voltage Scaling (DVS)
    • 23.8μA/MHz Active Current at 3.0V
    • 4.4μA at 3.0V Retention Current for 32KB
    • Selectable SRAM Retention + RTC in Low-Power Modes
  • Multiple Peripherals for System Control
    • Two High-Speed SPI Master/Slave
    • Three High-Speed I2C Master/Slave (3.4Mbps)
    • Four UART, One I2S Master/Slave
    • 8-Input, 10-Bit Sigma-Delta ADC 7.8ksps
    • Four Micro-Power Comparators
    • Timers: Two 32-Bit, Two LP, Two Watchdog Timers
    • 1-Wire® Master
    • Four Pulse Train (PWM) Engines
    • RTC with Wake-Up Timer
    • Up to 52 GPIOs
  • Security and Integrity​
    • Available Secure Boot
    • TRNG Seed Generator
    • AES 128/192/256 Hardware Acceleration Engine

MAX78000 Ultra-Low-Power Arm Cortex-M4 Processor with FPU-Based Microcontroller with Convolutional Neural Network Accelerator

Artificial intelligence (AI) requires extreme computational horsepower, but Maxim is cutting the...
  • Dual-Core Ultra-Low-Power Microcontroller
    • Arm Cortex-M4 Processor with FPU Up to 100MHz
    • 512KB Flash and 128KB SRAM
    • Optimized Performance with 16KB Instruction Cache
    • Optional Error Correction Code (ECC-SEC-DED) for SRAM
    • 32-Bit RISC-V Coprocessor up to 60MHz
    • Up to 52 General-Purpose I/O Pins
    • 12-Bit Parallel Camera Interface
    • One I2S Master/Slave for Digital Audio Interface
  • Neural Network Accelerator
    • Highly Optimaized for Deep Convolutional Neural Networks
    • 442k 8-bit Weight Capacity with 1,2,4,8-bit Weights
    • Programmable Input Image Size up to 1024 x 1024 pixels
    • Programmable Network Depth up to 64 Layers
    • Programmable per Layer Network Channel Widths up to 1024 Channels
    • 1 and 2 Dimensional Convolution Processing
    • Streaming Mode
    • Flexibility to Support Other Network Types, Including MLP and Recurrent Neural Networks
  • Power Management Maximizes Operating Time for Battery Applications
    • Integrated Single-Inductor Multiple-Output (SIMO) Switch-Mode Power Supply (SMPS)
    • 2.0V to 3.6V SIMO Supply Voltage Range
    • Dynamic Voltage Scaling Minimizes Active Core Power Consumption
    • 22.2µA/MHz While Loop Execution at 3.0V from Cache (CM4 only)
    • Selectable SRAM Retention in Low-Power Modes with Real-Time Clock (RTC) Enabled
  • Security and Integrity
    • Available Secure Boot
    • AES 128/192/256 Hardware Acceleration Engine
    • True Random Number Generator (TRNG) Seed Generator
MAX32670 High Reliability, Ultra-Low Power Microcontroller Powered by Arm Cortex M4 Processor with FPU for Industrial and IoT

MAX32670 High Reliability, Ultra-Low Power Microcontroller Powered by Arm Cortex M4 Processor with FPU for Industrial and IoT

In the Darwin family, the MAX32670/MAX32671 are ultra- low power, cost-effective, high reliabili...
  • High-Efficiency Microcontroller for Low Power, High Reliability Devices
    • Arm Cortex-M4 Core with FPU Up to 100MHz
    • 384KB Flash Memory with Error Correction
    • 160KB SRAM (128KB with ECC Enabled), Optionally Preserved in Lowest Power Modes
    • 16KB Unified Cache with ECC
    • UART Bootloader
    • Dual or Single-Supply Operation
      • Ultra-Low 0.9–1.1V VCORE Supply Voltage
      • Internal LDO Operation from Single Supply 1.7V to 3.6V
    • Wide Operating Temperature: -40°C to +105°C
  • Flexible Clocking Schemes
    • Internal High Speed 100MHz Oscillator
    • Internal Low Power 7.3728MHz and Ultra-Low Power 80kHz Oscillators
    • 14MHz to 32MHz Oscillator (External Crystal Required)
    • 32.768kHz Oscillator (External Crystal Required)
    • External Clock Input for the Core
    • External Clock Input for the LPUART and LPTMR
  • Power Management Maximizes Uptime for Battery Applications
    • 44µA/MHz Active at 0.9V Up to 12MHz
    • 50µA/MHz Active at 1.1V Up to 100MHz
    • 2.6µA Full Memory Retention Power in Backup Mode at VDD = 1.8V
    • 350nA Ultra-Low Power RTC at VDD = 1.8V
    • Wake from LPUART or LPTMR
  • Optimal Peripheral Mix Provides Platform Scalability
    • Up to 31 General-Purpose I/O Pins
    • Up to Three SPI Master/Slave (Up to 50MHz)
    • Up to Three 4-Wire UART (Up to 4MBAUD)
    • One Low Power UART (LPUART)
    • Up to Three I²C Master/Slave 3.4Mbps High Speed
    • Eight-Channel Standard DMA Controller
    • Up to Four 32-Bit Timers (TMR)
    • Up to Two Low Power 32-Bit Timers (LPTMR)
    • Two Windowed Watchdog Timers
    • One I²S Slave for Digital Audio Interface
  • Security and Integrity
    • Available Secure Boot
    • AES 128/192/256 Hardware Acceleration Engine
    • TRNG Compliant to SP800-90B
    • 32-Bit CRC Acceleration Engine
MAX32671 High Reliability, Ultra-Low Power Microcontroller Powered by Arm Cortex M4 Processor with FPU for Industrial and IoT

MAX32671 High Reliability, Ultra-Low Power Microcontroller Powered by Arm Cortex M4 Processor with FPU for Industrial and IoT

In the Darwin family, the MAX32670/MAX32671 are ultra- low power, cost-effective, high reliabili...
  • High-Efficiency Microcontroller for Low Power, High Reliability Devices
    • Arm Cortex-M4 Core with FPU Up to 100MHz
    • 384KB Flash Memory with Error Correction
    • 160KB SRAM (128KB with ECC Enabled), Optionally Preserved in Lowest Power Modes
    • 16KB Unified Cache with ECC
    • UART Bootloader
    • Dual or Single-Supply Operation
      • Ultra-Low 0.9–1.1V VCORE Supply Voltage
      • Internal LDO Operation from Single Supply 1.7V to 3.6V
    • Wide Operating Temperature: -40°C to +105°C
  • Flexible Clocking Schemes
    • Internal High Speed 100MHz Oscillator
    • Internal Low Power 7.3728MHz and Ultra-Low Power 80kHz Oscillators
    • 14MHz to 32MHz Oscillator (External Crystal Required)
    • 32.768kHz Oscillator (External Crystal Required)
    • External Clock Input for the Core
    • External Clock Input for the LPUART and LPTMR
  • Power Management Maximizes Uptime for Battery Applications
    • 44µA/MHz Active at 0.9V Up to 12MHz
    • 50µA/MHz Active at 1.1V Up to 100MHz
    • 2.6µA Full Memory Retention Power in Backup Mode at VDD = 1.8V
    • 350nA Ultra-Low Power RTC at VDD = 1.8V
    • Wake from LPUART or LPTMR
  • Optimal Peripheral Mix Provides Platform Scalability
    • Up to 31 General-Purpose I/O Pins
    • Up to Three SPI Master/Slave (Up to 50MHz)
    • Up to Three 4-Wire UART (Up to 4MBAUD)
    • One Low Power UART (LPUART)
    • Up to Three I²C Master/Slave 3.4Mbps High Speed
    • Eight-Channel Standard DMA Controller
    • Up to Four 32-Bit Timers (TMR)
    • Up to Two Low Power 32-Bit Timers (LPTMR)
    • Two Windowed Watchdog Timers
    • One I²S Slave for Digital Audio Interface
  • Security and Integrity
    • Available Secure Boot
    • AES 128/192/256 Hardware Acceleration Engine
    • TRNG Compliant to SP800-90B
    • 32-Bit CRC Acceleration Engine
MAX32666 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

MAX32666 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

DARWIN is a new breed of low-power microcontrollers built to thrive in the rapidly evolving Inte...
  • High-Efficiency Microcontroller and Audio DSP for Wearable and Hearable Devices
    • Arm Cortex-M4 with FPU Up to 96MHz
    • Optional Second Arm Cortex-M4 with FPU Optimized for Data Processing
    • Low-Power 7.3728MHz System Clock Option
    • 1MB Flash, Organized into Dual Banks 2 x 512KB
    • 560KB (448KB ECC) SRAM; 3 x 16KB Cache
    • Optional Error Correction Code (ECC-SEC-DED) for Cache, SRAM, and Internal Flash
  • Bluetooth 5 Low Energy Radio
    • 1Mbps and 2Mbps Data Throughput
    • Long Range (125kbps and 500kbps)
    • Advertising Extension
    • Rx Sensitivity: -95dbm; Tx Power Up to +4.5dbm
    • On-Chip Matching with Single-Ended Antenna Port
  • Power Management Maximizes Operating Time for Battery Applications
    • Integrated SIMO SMPS for Coin-Cell Operation
    • Dynamic Voltage Scaling Minimizes Active Core Power Consumption
    • 27.3µA/MHz at 3.3V Executing from Cache
    • Selectable SRAM Retention in Low Power Modes with RTC Enabled
  • Multiple Peripherals for System Control
    • Three QSPI Master/Slave with Three Chip Selects Each, Three 4-Wire UARTs, Three I2C Master/Slave, Up to 50 GPIOs
    • QSPI (SPIXF) with Real-Time Flash Decryption
    • QSPI (SPIXR) RAM Interface Provides SRAM Expansion
    • 8-Input, 10-Bit Delta-Sigma ADC 7.8ksps
    • USB 2.0 HS Engine with Internal Transceiver
    • PDM Interface Supports Two Digital Microphones
    • I2S with TDM, Six 32-Bit Timers, Two High-Speed Timers, 1-Wire Master, Sixteen Pulse Train (PWM) Engines
    • Secure Digital Interface Supports SD3.0/SDIO3.0/eMMC4.51
  • Secure Valuable IP/Data with Hardware Security
    • Trust Protection Unit (TPU) with MAA Supports Fast ECDSA and Modular Arithmetic
    • AES128/192/256, DES, 3DES, Hardware Accelerator
    • TRNG Seed Generator, SHA-2 Accelerator
    • Secure Bootloader
MAX32667 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

MAX32667 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

DARWIN is a new breed of low-power microcontrollers built to thrive in the rapidly evolving Inte...
  • High-Efficiency Microcontroller and Audio DSP for Wearable and Hearable Devices
    • Arm Cortex-M4 with FPU Up to 96MHz
    • Optional Second Arm Cortex-M4 with FPU Optimized for Data Processing
    • Low-Power 7.3728MHz System Clock Option
    • 1MB Flash, Organized into Dual Banks 2 x 512KB
    • 560KB (448KB ECC) SRAM; 3 x 16KB Cache
    • Optional Error Correction Code (ECC-SEC-DED) for Cache, SRAM, and Internal Flash
  • Bluetooth 5 Low Energy Radio
    • 1Mbps and 2Mbps Data Throughput
    • Long Range (125kbps and 500kbps)
    • Advertising Extension
    • Rx Sensitivity: -95dbm; Tx Power Up to +4.5dbm
    • On-Chip Matching with Single-Ended Antenna Port
  • Power Management Maximizes Operating Time for Battery Applications
    • Integrated SIMO SMPS for Coin-Cell Operation
    • Dynamic Voltage Scaling Minimizes Active Core Power Consumption
    • 27.3µA/MHz at 3.3V Executing from Cache
    • Selectable SRAM Retention in Low Power Modes with RTC Enabled
  • Multiple Peripherals for System Control
    • Three QSPI Master/Slave with Three Chip Selects Each, Three 4-Wire UARTs, Three I2C Master/Slave, Up to 50 GPIOs
    • QSPI (SPIXF) with Real-Time Flash Decryption
    • QSPI (SPIXR) RAM Interface Provides SRAM Expansion
    • 8-Input, 10-Bit Delta-Sigma ADC 7.8ksps
    • USB 2.0 HS Engine with Internal Transceiver
    • PDM Interface Supports Two Digital Microphones
    • I2S with TDM, Six 32-Bit Timers, Two High-Speed Timers, 1-Wire Master, Sixteen Pulse Train (PWM) Engines
    • Secure Digital Interface Supports SD3.0/SDIO3.0/eMMC4.51
  • Secure Valuable IP/Data with Hardware Security
    • Trust Protection Unit (TPU) with MAA Supports Fast ECDSA and Modular Arithmetic
    • AES128/192/256, DES, 3DES, Hardware Accelerator
    • TRNG Seed Generator, SHA-2 Accelerator
    • Secure Bootloader
MAX32665 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

MAX32665 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

DARWIN is a new breed of low-power microcontrollers built to thrive in the rapidly evolving Inte...
  • High-Efficiency Microcontroller and Audio DSP for Wearable and Hearable Devices
    • Arm Cortex-M4 with FPU Up to 96MHz
    • Optional Second Arm Cortex-M4 with FPU Optimized for Data Processing
    • Low-Power 7.3728MHz System Clock Option
    • 1MB Flash, Organized into Dual Banks 2 x 512KB
    • 560KB (448KB ECC) SRAM; 3 x 16KB Cache
    • Optional Error Correction Code (ECC-SEC-DED) for Cache, SRAM, and Internal Flash
  • Bluetooth 5 Low Energy Radio
    • 1Mbps and 2Mbps Data Throughput
    • Long Range (125kbps and 500kbps)
    • Advertising Extension
    • Rx Sensitivity: -95dbm; Tx Power Up to +4.5dbm
    • On-Chip Matching with Single-Ended Antenna Port
  • Power Management Maximizes Operating Time for Battery Applications
    • Integrated SIMO SMPS for Coin-Cell Operation
    • Dynamic Voltage Scaling Minimizes Active Core Power Consumption
    • 27.3µA/MHz at 3.3V Executing from Cache
    • Selectable SRAM Retention in Low Power Modes with RTC Enabled
  • Multiple Peripherals for System Control
    • Three QSPI Master/Slave with Three Chip Selects Each, Three 4-Wire UARTs, Three I2C Master/Slave, Up to 50 GPIOs
    • QSPI (SPIXF) with Real-Time Flash Decryption
    • QSPI (SPIXR) RAM Interface Provides SRAM Expansion
    • 8-Input, 10-Bit Delta-Sigma ADC 7.8ksps
    • USB 2.0 HS Engine with Internal Transceiver
    • PDM Interface Supports Two Digital Microphones
    • I2S with TDM, Six 32-Bit Timers, Two High-Speed Timers, 1-Wire Master, Sixteen Pulse Train (PWM) Engines
    • Secure Digital Interface Supports SD3.0/SDIO3.0/eMMC4.51
  • Secure Valuable IP/Data with Hardware Security
    • Trust Protection Unit (TPU) with MAA Supports Fast ECDSA and Modular Arithmetic
    • AES128/192/256, DES, 3DES, Hardware Accelerator
    • TRNG Seed Generator, SHA-2 Accelerator
    • Secure Bootloader
Printable Data Sheet Evaluation Kit
MAX32668 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

MAX32668 Low-Power ARM Cortex-M4 with FPU-Based Microcontroller with Bluetooth 5 for Wearables

DARWIN is a new breed of low-power microcontrollers built to thrive in the rapidly evolving Inte...
  • High-Efficiency Microcontroller and Audio DSP for Wearable and Hearable Devices
    • Arm Cortex-M4 with FPU Up to 96MHz
    • Optional Second Arm Cortex-M4 with FPU Optimized for Data Processing
    • Low-Power 7.3728MHz System Clock Option
    • 1MB Flash, Organized into Dual Banks 2 x 512KB
    • 560KB (448KB ECC) SRAM; 3 x 16KB Cache
    • Optional Error Correction Code (ECC-SEC-DED) for Cache, SRAM, and Internal Flash
  • Bluetooth 5 Low Energy Radio
    • 1Mbps and 2Mbps Data Throughput
    • Long Range (125kbps and 500kbps)
    • Advertising Extension
    • Rx Sensitivity: -95dbm; Tx Power Up to +4.5dbm
    • On-Chip Matching with Single-Ended Antenna Port
  • Power Management Maximizes Operating Time for Battery Applications
    • Integrated SIMO SMPS for Coin-Cell Operation
    • Dynamic Voltage Scaling Minimizes Active Core Power Consumption
    • 27.3µA/MHz at 3.3V Executing from Cache
    • Selectable SRAM Retention in Low Power Modes with RTC Enabled
  • Multiple Peripherals for System Control
    • Three QSPI Master/Slave with Three Chip Selects Each, Three 4-Wire UARTs, Three I2C Master/Slave, Up to 50 GPIOs
    • QSPI (SPIXF) with Real-Time Flash Decryption
    • QSPI (SPIXR) RAM Interface Provides SRAM Expansion
    • 8-Input, 10-Bit Delta-Sigma ADC 7.8ksps
    • USB 2.0 HS Engine with Internal Transceiver
    • PDM Interface Supports Two Digital Microphones
    • I2S with TDM, Six 32-Bit Timers, Two High-Speed Timers, 1-Wire Master, Sixteen Pulse Train (PWM) Engines
    • Secure Digital Interface Supports SD3.0/SDIO3.0/eMMC4.51
  • Secure Valuable IP/Data with Hardware Security
    • Trust Protection Unit (TPU) with MAA Supports Fast ECDSA and Modular Arithmetic
    • AES128/192/256, DES, 3DES, Hardware Accelerator
    • TRNG Seed Generator, SHA-2 Accelerator
    • Secure Bootloader
MAX32651 Ultra-Low-Power Arm Cortex-M4 with FPU-Based Microcontroller (MCU) with 3MB Flash and 1MB SRAM

MAX32651 Ultra-Low-Power Arm Cortex-M4 with FPU-Based Microcontroller (MCU) with 3MB Flash and 1MB SRAM

DARWIN is a new breed of low-power microcontrollers built to thrive in the rapidly evolving Inte...
  • Ultra Efficient Microcontroller for Battery-Powered Applications
    • 120MHz Arm Cortex-M4 with FPU
    • SmartDMA Provides Background Memory Transfers with Programmable Data Processing
    • 120MHz High-Speed and 40MHz Low-Power Oscillators
    • 7.3728MHz Low Power Oscillators
    • 32.768kHz and RTC Clock (Requires External Crystal)
    • 8kHz Always-on Ultra-Low Power Oscillator
    • 3MB Internal Flash, 1MB Internal SRAM
    • 104µW/MHz Executing from Cache at 1.1V
    • Five Low Power Modes: Active, Sleep, Background, Deep-Sleep, and Backup
    • 1.8V and 3.3V I/O with No Level Translators
  • Scalable Cached External Memory Interfaces:
    • 120MB/s HyperBus/Xccela DDR Interface
    • SPIXF/SPIXR for External Flash/RAM Expansion
    • 240Mbps SDHC/eMMC/SDIO/microSD Interface
  • Optimal Peripheral Mix Provides Platform Scalability
    • 16-Channel DMA
    • Three SPI Master (60MHz)/Slave (48MHz)
    • One QuadSPI Master (60MHz)/Slave (48MHz)
    • Up to Three 4Mbaud UARTs with Flow Control
    • Two 1MHz I2C Master/Slave
    • I2S Slave
    • Four-Channel 7.8ksps 10-bit Delta-Sigma ADC
    • USB 2.0 Hi-Speed Device Interface with PHY
    • 16 Pulse Train Generators
    • Six 32-bit Timers with 8mA Hi-Drive
    • 1-Wire Master
  • Trust Protection Unit (TPU) for IP/Data and Security
    • Modular Arithmetic Accelerator (MAA), True Random Number Generator (TRNG)
    • Secure Nonvolatile Key Storage, SHA-256, AES-128/192/256
    • Memory Decryption Integrity Unit, Secure Boot ROM

Reference Designs

MAXREFDES300#: RFID Datalogger for Healthcare and Cold-Chain Logistics

Wireless (RFID) datalogger with a low-power microcontroller and a passive temperature sensor.

MAXREFDES39#: Power Amplifier Biasing through MAX11300 PIXI IC

The MAXREFDES39# reference design features a PA Bias circuit implemented with the flexible Progr...

High-Performance, High-Accuracy 4-20mA Current-Loop Transmitter Meets Toughest Industrial Requirements

A reference design of the new cost-efficient, compact, and low-power dedicated high-resolution t...

High-Performance Temperature Measurement Using Thermocouples and Precision Delta-Sigma ADCs, Part 2

A reference design of the new cost-efficient, compact, and low-power dedicated high-resolution t...

Liquid-Level Control and Delivery System Uses a Compensated Silicon Pressure Sensor and Precision Delta-Sigma ADCs, Part 2

This document describes an industrial noncontact liquid-level control and delivery system based ...

LFRD001: MAX1472/MAX1473/MAXQ610 Remote Keyless Entry Reference Design

This reference design provides a complete demonstration platform for using industrial/scientific...

Liquid-Level Measurement System Uses a Compensated Silicon Pressure Sensor and Precision Delta-Sigma ADCs, Part 1

This article provides design ideas for cost-effective low-power liquid-level measurement data-ac...

Modern PRTD Temperature Sensors and High-Resolution Delta-Sigma ADCs Enable Wide Range High-Accuracy Temperature Measurements

Achieve high-performance precision wide range temperature measurement for platinum resistance te...

Simple Wireless Temperature Monitor Also Has Data-Logging Capabilities

This design idea shows how a simple wireless temperature monitoring system can perform data logg...

Proven Implementations of the I²C Bus

Learn on-chip, bit-banged, or IP-core implementations of the I2C bus with the MAXQ2000.

Selecting SPI Clock Modes for Interfacing the MAX1132 ADC with the MAXQ2000 Microcontroller

This application note describes how to select the right SPI clock modes using the MAXQ2000-KIT a...
Product Image

MAX78000EVKIT

The MAX78000 is a new breed of AI microcontroller built to enable neural networks to execute at ...
Product Image

MAX32625PICO

Power-optimized Arm® Cortex®-M4F. On-board PMIC provides all necessary voltages. Ultra-compact 0...
Product Image

MAX32630-EVKIT

Power-optimized Arm Cortex-M4F. Optimal peripheral mix provides platform scalability. On-board B...
Product Image

MAX32666EVKIT

Platforms to evaluate the MAX32665/MAX32666 high-efficiency Arm® microcontroller and audio DSP f...
Product Image

MAX32650-EVKIT

Platform to evaluate the MAX32650 ultra-low-power memory-scalable microcontroller designed speci...
Product Image

MAX32660-EVSYS

Compact development platform that provides access to all the features of the MAX32660 in a tiny,...