ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line
Datasheet
11,737In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 512 kB 64 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE
Datasheet
2,186In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 512 kB 64 kB 12 bit 80 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD
Datasheet
2,080In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 32 bit 72 MHz 512 kB 64 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 512KB Perform Line
Datasheet
2,555In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 32 bit 72 MHz 512 kB 64 kB 12 bit 112 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex M3 32-Bit 1Mbyte Flash 72 MHz
Datasheet
5,302In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Perform ARM Cortex-M3 MCU
Datasheet
1,424In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Connectivity
Datasheet
13,955In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 128 kB 64 kB 12 bit 51 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
3,084In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 51 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 32 Kbytes of Flash 32 MHz CP
Datasheet
7,463In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M3 32 bit 32 MHz 32 kB 4 kB 12 bit 37 I/O 1.8 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
3,839In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT UFQPFN-48 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 37 I/O 1.65 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
17,460In 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
Infineon Technologies ARM Microcontrollers - MCU EMBEDDED_POWER
Datasheet
5,611In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 ARM Cortex M3 32 bit 40 MHz 128 kB 6 kB 10 bit 10 I/O 5.5 V 27 V + 175 C Reel, Cut Tape, MouseReel
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY MM
Datasheet
340In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-176 ARM Cortex M3 32 bit 144 MHz 1 MB 128 kB 12 bit 154 I/O 2.7 V 5.5 V + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU 128Kb Flash 32KbSRAM PSoC
Datasheet
4,508In Stock
3,900Expected 08/10/2026
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 256K Flash 64K SRAM PSoC 5LP
Datasheet
2,058In Stock
7,200On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 32 bit 67 MHz 256 kB 64 kB 12 bit 62 I/O 1.71 V 1.89 V + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU PSoC5LP
Datasheet
820In Stock
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

Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
3,039In Stock
1,040Expected 08/10/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 38 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
2,632In 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
4,733In 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
2,231In 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
7,720In 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
5,442In 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
NXP Semiconductors ARM Microcontrollers - MCU 1 MB flash, 136 kB SRAM, two High-speed USB, Ethernet, LCD, LBGA256 package
Datasheet
1,617In Stock
Min.: 1
Mult.: 1

SMD/SMT LBGA-256 ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB 2 x 10 bit 164 I/O 2.4 V 3.6 V + 85 C Tray
Texas Instruments ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN
Datasheet
74In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 50 MHz 256 kB 64 kB No ADC 46 I/O 2.25 V 2.75 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