List of common microcontrollers
This is a list of common microcontrollers listed by brand.
- Super Harvard Architecture Single-Chip Computer (SHARC)
- ADSP-21xx digital signal processor
- MicroConverter Family – ARM7 and 8051 cores
While Arm is a fabless semiconductor company (it does not manufacture or sell its own chips), it licenses the ARM architecture family design to a variety of companies. Those companies in turn sell billions of ARM-based chips per year -- 12 billion ARM-based chips shipped in 2014, about 24 billion ARM-based chips shipped in 2020, some of those popular chips in their own right.
- AT89 series (Intel 8051 architecture)
- AT90, ATtiny, ATmega, ATxmega series (AVR architecture) (Atmel Norway design)
- AT91SAM (ARM architecture)
- AVR32 (32-bit AVR architecture) (Atmel Norway design)
- CY8C2xxxx (PSoC1), M8C
- CY8C3xxxx (PSoC3), 8051
- CY8C4xxxx (PSoC4), ARM Cortex-M0
- CY8C5xxxx (PSoC5), ARM Cortex-M3
- PSoC (Programmable System on Chip)
ELAN Microelectronics Corp.
ELAN Microelectronics Corporation is an IC designer and provider of 8-bit microcontrollers and PC Peripheral ICs. Headquartered in Hsinchu Science Park, the Silicon Valley of Taiwan, ELAN's microcontroller product range includes the following:
- EM78PXXX Low Pin-Count MCU Family
- EM78PXXX GPIO Type MCU Family
- EM78PXXXN ADC Type MCU Family
These are clones of the 12- and 14-bit Microchip PIC line of processors, but with a 13-bit instruction word.
- S1C6x family
- S1C88 family
- S1C17 family
- S1C33 family
Espressif Systems, a company with headquarters in Shanghai, China made their debut in the microcontroller scene with their range of inexpensive and feature-packed WiFi microcontrollers such as ESP8266.
Holtek Semiconductor is a major Taiwan-based designer of 32-bit microcontrollers, 8-bit microcontrollers and peripheral products. Microcontroller products are centred around an ARM core in the case of 32-bit products and 8051 based core and Holtek's own core in the case of 8-bit products. Located in the Hsinchu Science Park (), the company's product range includes the following microcontroller device series:
- HT32FXX 32-bit ARM core microcontroller series
- HT85FXX 8051 Core based microcontroller series
- HT48FXX Flash I/O type series
- HT48RXX I/O type series
- HT46RXX A/D type series
- HT49RXX LCD type series
- HT82XX Computer Peripheral series
- HT95XX Telecom Peripheral series
- HT68FXX I/O Type Flash series
- HT66FXX A/D Type Flash series
- HT32XX 32-bit ARM core series
- 32-bit Hyperstone RISC-microprocessor
Infineon offers microcontrollers for the automotive, industrial and multimarket industry. DAVE3, a component based auto code generation free tool, provides faster development of complex embedded projects.
- Infineon XMC4000  is an ARM Cortex M4F based microcontroller family for industrial applications.
- TriCore™ family is based on a unified RISC/MCU/DSP processor core. Infineon launched the first generation of AUDO (Automotive unified processor) in 1999. The TC1782 is the first member of the AUDO MAX family designed for automotive applications
- Infineon XMC1000  is a 32-bit Industrial Microcontroller ARM® Cortex™-M0, 32 MHz.
- Infineon Embedded Power Relay Driver IC (TLE984x) - ARM® Cortex™-M0 based family for automotive applications
- Infineon Embedded Power 2-Phase Bridge Driver IC (TLE986x) - ARM® Cortex™-M3 based family for Brushed DC Motors
- Infineon Embedded Power 3-Phase Bridge Driver IC (TLE987x) - ARM® Cortex™-M3 based family for Brushless DC Motors
X On-chip code memory 0 No on-chip memory 3 OTP 7 EEPROM 9 Flash
Since 2013, Microchip has shipped over 1 billion PIC microcontrollers per year, growing every year.
Microchip produces microcontrollers with three very different architectures:
- PIC10 and PIC12: 12-bit instruction words
- PIC16 series: 14-bit instruction words, one address pointer ("indirect register pair")
- PIC18 series: 16-bit instruction words, three address pointers ("indirect register pairs")
16-bit (16-bit data bus) microcontrollers, with 16 general-purpose registers (each 16-bit)
- PIC24: 24-bit instruction words
- dsPIC: based on PIC24, plus DSP functions, such as a single-cycle MAC (multiply–accumulate) into two 40-bit accumulators.
32-bit (32-bit data bus) microcontrollers:
- PIC32MM Series: 16/32-bit instructions, uses the MIPS32 microAptiv UC Core MIPS architecture
- PIC32MX series: 32-bit instructions, uses the MIPS32 M4K Core MIPS architecture
- PIC32MZ series: 32-bit instructions, uses the MIPS32 M-Class Core MIPS architecture
- 78K Family (8/16-bit)
- 8-bit: 78K/1, 78K/2, 78K/0, 78K0S
- 16-bit: 78K/3, 78K/6, 78K/4, 78K0R
- 32-bit BLE SoCs
- NRF51, NRF52, NRF53 Series
- 32-bit Cellular IoT SIP
- NRF91 Series
- LPC700, LPC900 series are 80C51-based
- 8051 MCUs
- ARM Cortex-M0 MCUs
- ARM Cortex-M4 MCUs
- List of Panasonic Microcontrollers / microcomputers
- AM1 (MN101)
- AM2 (MN102)
- AM3, AM32 (MN1030, MN103, MN103E, MN103L, MN103S, MN103H)
- Basic Stamp
- These were formerly made by Ubicom, former Scenix Semiconductor. The SX die has been discontinued by Ubicom. Parallax has accumulated a large stock of the dies and is managing the packaging.
- SX-18, 20, 28, 48 and 52 versions (Note that the SX-18 and SX-52 have been discontinued)
- Rabbit 2000
- Rabbit 3000
- Rabbit 4000
- Rabbit 5000
- Rabbit 6000
Raspberry Pi Foundation
- 32-bit ARM Cortex-M0+
- 4-bit microcontrollers
- 8-bit microcontrollers
- 16-bit microcontrollers
- 32-bit microcontrollers
Rockwell semiconductors (now called Conexant) created a line of 6502 based microcontrollers that were used with their telecom (modem) chips. Most of their microcontrollers were packaged in a QIP package.
Manufactures a line of 8-bit 8051-compatible microcontrollers, notable for high speeds (50–100 MIPS) and large memories in relatively small package sizes. A free IDE is available that supports the USB-connected ToolStick line of modular prototyping boards. These microcontrollers were originally developed by Cygnal. In 2012, the company introduced ARM-based mixed-signal MCUs with very low power and USB options, supported by free Eclipse-based tools. The company acquired Energy Micro in 2013 and now offers a number of ARM-based 32-bit microcontrollers.
- SM2XX – Flash memory card controllers
- SM321 – USB 2.0
- SM323 – USB 2.0
- SM323E – USB 2.0
- Silicon Motion's SM321E and SM324 controllers support SLC and MLC NAND flash from Samsung, Hynix, Toshiba and ST Micro as well as flash products from Renesas, Infineon and Micron. The SM321E is available in a 48-pin LQFP package and a 44-pin LGA package. The SM321E supports up to 4 SLC or MLC NAND flash chips with 4 bytes / 528 bytes ECC
- SM324 – USB 2.0
- Supports dual-channel data transfer at read speeds of 233× (35 MB/s) and write speeds of 160× (24 MB/s), making it the fastest USB 2.0 flash disk controller in the market. The SM324 also has serial peripheral interface (SPI) which allows for not only Master and Slave modes, but the flexibility to develop more functionality into USB flash disk (UFD) products such as GPS, fingerprint sensor, Bluetooth and memory-capacity display. The SM324 is available in a 64-pin LQFP package. The SM324 supports 8 SLC or MLC NAND flash chips with 4 bytes / 528 bytes ECC.
- SM325 – USB 2.0
- SM330 – USB 2.0
- SM501, SM502 – Mobile Graphics
- SM712 – Mobile Graphics
- SM722 – Mobile Graphics
- SM340 – MP3/JPEG
- SM350 – MP3/JPEG
- SM370 – Image processing
- SPC700 series
- SPC900 series
- SPC970 series
- SR110 series
Microcontrollers acquired from Fujitsu:
- F²MC Family (8/16-bit)
- FR Family (32-bit RISC)
- FR-V Family (32-bit RISC VLIW/vector processor)
- FM3 (Cortex M3)
- FM4 (Cortex M4)
- FCR4 (Cortex R4 with 90 nm Spansion Flash)
- SPC5 32-bit Automotive microcontrollers integrating ST’s proprietary embedded Flash technology.
- STR7 (ARM7TDMI)
- STR9 (ARM966E-S)
- ARM Cortex-M (STM32 Family (STM32 Website))
While Synopsys does not manufacture or sell chips directly, Synopsys licenses the ARC Processor design to a variety of companies that, as of 2020, ship about 1.5 billion products based on ARC processors per year.
- IP3022 is Ubicom's latest high performance 32bit processor running at 250 MHz featuring eight hardware threads (barrel processor). It is specifically targeted at Wireless Routers.
Manufactures a line of full-stack MCUs.
- Arm based chips
- RISC-V based chips
Western Design Center
The Western Design Center licenses the 65C02 and 65816 designs to a variety of companies. Those companies produce the 6502 (typically as part of a larger chip) in quantities over a hundred million units per year.
- XE8000 8-bit microcontroller family
- XCore XS1 32-bit, Multicore Microcontrollers
Zilog's (primary) microcontroller families, in chronological order:
- Zilog eZ8 – Better pipelined Z8 (2–3 times as clock cycle efficient as original Z8) with on-chip flash memory and SRAM.
- Zilog eZ80 – Fast 8/16/24-bit Z80 (3–4 times as cycle efficient as original Z80) with flash, SRAM, peripherals; linear addressing of 16 MB.
- Zilog Z16 – Fast 8/16/32-bit CPU with compact object code; 16 MB (4 GB possible) addressing range; flash, SRAM, peripherals, on chip.
|Company name||Name||CPU||Bits||Status||Max. MHz||Flash KB||RAM KB||Price @1K USD||Active power||Sleep power||External mem.||UARTs||SPI||I2C||CAN||Ethernet||USB||ADCs||DACs||Features|
|Energy Micro||EFM32TG110||ARM Cortex-M3||32||Production||32||32||4||$2.47||157 μA/MHz @ 32 MHz||1μA||2||2||1||0||0||1||1||2× 16-bit timers. 12-bit 1 Msps ADC. 12-bit 500 ksps DAC.|
|Zilog||eZ80||Fast Z80||8/16||Production||50||256||16||$7.79||1||1||1||0||0||0||0||Linear addressing up to 16 MB. 3–4× faster than traditional Z80.|
|Texas Instruments||MSP430FR2632||RISC||16||16||8||2||$0.924||126 µA/MHz||<5 µA||2||1||1||0||0||8||0||Capacitive touch MCU with 8 touch IO (16 sensors), 8KB FRAM, 2KB SRAM, 15 IO, 10-bit ADC|
- Kat Hall. "UK chip champ ARM flexes muscle: Shows strong profit and sales" 2015.
- Anton Shilov. "842 Chips Per Second: 6.7 Billion Arm-Based Chips Produced in Q4 2020". 2021.
- "Microchip Technology Delivers 12 Billionth PIC Microcontroller to Leading Motor Manufacturer, Nidec Corporation". Microchip press release. 2013.
- "PIC32MX Family Architecture Overview". Architecture - 32-bit PIC Microcontrollers | Microchip Technology Inc. - Architecture | 32-Bit PIC- MCUs | Microchip Technology Inc. Microchip. Retrieved 2016-05-18.
- "PIC32MZ Family Architecture Overview". Architecture - 32-bit PIC Microcontrollers | Microchip Technology Inc. - Architecture | 32-Bit PIC- MCUs | Microchip Technology Inc. Microchip. Retrieved 2016-05-18.
- "TI introduces simple-to-use OpenLink™ Bluetooth® and Wi-Fi® connectivity inside the WiLink™ 6.0 solution for AM18x Sitara™ ARM® Microprocessors". PRNewswire. Retrieved 23 May 2012.
- "BeagleBone, $89 Open Source Hardware Platform Features TI Sitara™ AM335x ARM Cortex™-A8 MPU". Avnet. Retrieved 23 May 2012.
- Garth Wilson. "6502 PRIMER: Building your own 6502 computer".