ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
Change category view
Results: 1,471
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package / Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Maximum Operating Temperature
Qualification
Packaging
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
18,377In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 51 I/O 1.65 V 3.6 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp
Datasheet
2,885In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-48 ARM Cortex M3 32 bit 64 MHz 256 kB 48 kB 12 bit 34 I/O 1.62 V 1.9 V + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU 128Kb Flash 32KbSRAM PSoC
Datasheet
4,508In Stock
3,900Expected 10/1/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 128 kB 32 kB 12 bit 48 I/O 1.71 V 1.89 V + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU PSoC5LP
Datasheet
352In Stock
720On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O 1.71 V 1.89 V + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
3,637In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-80 ARM Cortex M3 32 bit 100 MHz 256 kB 32 kB 12 bit 52 I/O 2.4 V 3.6 V + 85 C Reel, Cut Tape
NXP Semiconductors ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package
Datasheet
6,079In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 100 MHz 512 kB 64 kB 12 bit 70 I/O 3.3 V 3.3 V + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, TFBGA100 package
Datasheet
3,546In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TFBGA-100 ARM Cortex M3 32 bit 100 MHz 512 kB 64 kB 12 bit 70 I/O 2.4 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package
Datasheet
7,828In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 512 kB 64 kB 12 bit 70 I/O 3.3 V 3.3 V + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
6,151In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-208 ARM Cortex M3 32 bit 120 MHz 512 kB 96 kB 12 bit 165 I/O 3.3 V 3.3 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Valueline ARM Cortex-M3 MCU
Datasheet
258In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 128 kB 8 kB 12 bit 80 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Cortex-M3 MCU 128 Kbytes of Flash , RTC, LCD, USB
Datasheet
185In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 83 I/O 1.65 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU
Datasheet
370In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 51 I/O 1.65 V 3.6 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B
Datasheet
348In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 96 MHz 64 kB 20 kB 12 bit 57 I/O 1.62 V 1.95 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M3
Datasheet
352In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 96 MHz 128 kB 36 kB 12 bit 57 I/O 1.62 V 1.95 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A
Datasheet
160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 84 MHz 256 kB 64 kB 12 bit 63 I/O 1.62 V 1.95 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP144,GREEN IND TEMP, MRLA
Datasheet
1,199In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 84 MHz 512 kB 96 kB 12 bit 103 I/O 1.62 V 1.95 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
549In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 53 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU 64k Flash, 16k RAM, AES
Datasheet
410In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 32 MHz 64 kB 16 kB 12 bit 53 I/O 1.98 V 3.8 V + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
494In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 56 I/O 1.98 V 3.8 V + 85 C Tray

Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
431In Stock
Min.: 1
Mult.: 1
: 3,000

SMD/SMT QFN-64 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 56 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
440In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 1.02 MB 128 kB 12 bit 85 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
Datasheet
441In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 1.02 MB 128 kB 12 bit 81 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x34 LCD, AES
Datasheet
472In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 1.02 MB 128 kB 12 bit 81 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,600In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit 53 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
1,059In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 48 MHz 256 kB 32 kB 12 bit 50 I/O 1.98 V 3.8 V + 85 C Tray