Microcontroller manufacturers and MCU vendors list

  • Microchip Technology
    Producer of PIC and AVR (Atmel) microcontrollers and a broad MCU product line for embedded systems.
  • Texas Instruments
    Manufacturer of mixed-signal and MCU products including MSP430 and Tiva ARM-based microcontrollers.
  • Analog Devices (including Maxim Integrated)
    Analog and mixed-signal company with MCU and microcontroller-class products from ADI/Maxim families.
  • Silicon Labs
    Provider of microcontrollers for IoT, wireless and mixed-signal applications (EFM32, EFM8 families).
  • Ambiq Micro
    Specializes in ultra-low-power ARM Cortex-M microcontrollers for wearable and IoT devices (Apollo series).
  • Zilog
    Historic MCU vendor known for Z80 family and modern microcontroller offerings for embedded control.
  • SiFive
    RISC-V core and chip vendor offering RISC-V based microcontroller-class SoCs and development boards.
  • XMOS
    Supplier of multicore microcontroller-class devices for audio, voice and embedded applications.
  • STMicroelectronics
    Major global MCU supplier, widely known for STM8 and STM32 ARM Cortex-M microcontroller families.
  • NXP Semiconductors
    Provides a broad MCU portfolio including LPC, Kinetis (legacy Freescale) and i.MX microcontroller/MPU lines.
  • Infineon Technologies
    European supplier of microcontrollers, especially for automotive and power applications (XMC, AURIX families).
  • Dialog Semiconductor
    Supplier of mixed-signal ICs and low-power microcontroller/SoC IP; historically notable in connectivity MCUs (company now part of Renesas/others).
  • Nordic Semiconductor
    Leader in low-power wireless SoC / MCU solutions for Bluetooth Low Energy and IoT (nRF series).
  • Renesas Electronics
    Major Japanese MCU supplier with extensive product lines for general embedded, automotive and industrial markets.
  • Toshiba Electronic Devices & Storage
    Japanese semiconductor company offering microcontrollers, power ICs and embedded devices for various industries.
  • ROHM Semiconductor
    Japanese vendor providing analog, power and microcontroller products for automotive and industrial markets.
  • Fujitsu Semiconductor
    Japanese company with a history of microcontroller and ASIC products (some lines integrated into Renesas over time).
  • Samsung Semiconductor
    Large SoC and memory manufacturer; offers embedded processors and system-on-chip solutions used in many devices (less focused on small MCUs).
  • Espressif Systems
    Chinese company famous for ESP8266/ESP32 Wi-Fi and Bluetooth microcontroller SoCs for IoT applications.
  • GigaDevice
    Chinese supplier of flash memory and GD32 ARM Cortex-M microcontrollers, often compatible with STM32 features.
  • Nuvoton Technology
    Taiwanese MCU vendor offering ARM Cortex-M and 8/32-bit microcontrollers for general and industrial use.
  • Holtek Semiconductor
    Taiwan-based supplier of 8-bit and 32-bit microcontrollers for consumer and industrial electronics.
  • Nanjing Qinheng / WCH
    Chinese semiconductor company known for USB-serial chips and CH32/GD32-compatible ARM microcontrollers.
  • Bouffalo Lab
    Chinese RISC-V and RISC-based MCU/SoC vendor targeting IoT and wireless applications (BL series).
  • Actions Semiconductor
    Chinese SoC vendor producing multimedia and MCU-class chips for consumer electronics and IoT devices.
  • Allwinner Technology
    Chinese SoC vendor offering application processors and microcontroller-like SoCs for consumer and embedded markets.
  • Rockchip
    Chinese SoC manufacturer primarily known for application processors, with embedded MCU-class controllers in some products.
  • Goodix
    Chinese semiconductor company providing SoCs and MCU-like controllers for sensors, audio and human interface devices.
  • Gowin / Anlogic (FPGA vendors with SoC offerings)
    Primarily FPGA vendors but offer SoC/MCU-like soft/hard cores used as microcontroller subsystems in designs.
  • Realtek
    Taiwanese vendor producing network, audio and wireless SoCs that include MCU-like controllers for embedded functions.
  • MediaTek
    Large SoC vendor (smartphone and IoT) whose chips include embedded microcontroller subsystems in many product families.
  • Kendryte (Canaan / Kendryte)
    Developer of AI-enabled RISC-V SoCs (e.g., Kendryte K210) for edge AI and embedded applications.
  • Syntacore
    Provider of RISC-V cores and SoC IP used by MCU manufacturers and SoC integrators.
  • Andes Technology
    RISC-V/CPU IP vendor whose cores are integrated into MCU and SoC products by a range of manufacturers.
  • SiLabs / Energy Micro (listed above)
    (See Silicon Labs entry — included because of their EFM32/EFM8 microcontroller families aimed at low-power and embedded markets.)
  • Microsemi (now part of Microchip)
    Provides radiation-tolerant, secure and FPGA/SoC solutions; formerly offered microcontroller-class devices for specialized markets.
  • Xilinx / AMD
    FPGA and SoC vendor whose Zynq and MPSoC parts integrate CPU subsystems used like microcontrollers in embedded designs.
  • Intel (including legacy Quark)
    Offers embedded processors and formerly low-power Quark MCUs; Intel supplies various embedded compute solutions.
  • Winner Micro (WinnerMicro)
    Chinese MCU supplier producing low-cost ARM Cortex-M microcontrollers for consumer electronics.
  • JCET / other Chinese foundry-embedded MCU groups
    Various Chinese semiconductor groups and foundry partners produce or package MCU-class chips for regional markets.