ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
Mounting Style
Package/Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 261 to 512 USB/CAN
Datasheet
1,282On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 72 MHz 256 kB 64 kB 12 bit 112 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
1,080Expected 20/10/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 72 MHz 128 kB 64 kB 12 bit 80 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
720Expected 05/07/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 114 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity
Datasheet
1,002On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT BGA-176 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
540Expected 20/10/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 82 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
792Expected 23/08/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 82 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz
Datasheet
1,987Expected 07/01/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz
Datasheet
1,920On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1,919Expected 02/11/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 512 kB 80 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1,673Expected 02/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 512 kB 80 kB 12 bit 51 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
947Expected 08/03/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 64 kB 10 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU
Datasheet
608On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 32 MHz 384 kB 48 kB 12 bit 115 I/O - 40 C + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3
Datasheet
184Expected 09/03/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LFBGA-144 ARM Cortex M3 32 bit 96 MHz 256 kB 52 kB 12 bit 96 I/O - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU ARM Cortex-M3 MOTIX Microcontroller
Datasheet
2,500On Order
Min.: 1
Mult.: 1
: 2,500

ARM Microcontrollers - MCU SMD/SMT VQFN-48 ARM Cortex M3 32 bit 40 MHz 64 kB 6 kB 8 bit, 10 bit 10 I/O - 40 C + 150 C Reel, Cut Tape

Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
264Expected 07/01/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT QFN-68 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 38 I/O - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
899Expected 13/05/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT TQFP-100 ARM Cortex M3 32 bit 67 MHz 64 kB 16 kB 12 bit 62 I/O - 40 C + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU 128K Flash 32K SRAM PSoC 5LP
Datasheet
512On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 128 kB 32 kB 12 bit 46 I/O - 40 C + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU PSoC5LP
Datasheet
519Expected 10/09/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT QFN-68 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 38 I/O - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
960Expected 11/09/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 256 kB 36 kB 2 x 12 bit 46 I/O - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
998Expected 09/09/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-80 ARM Cortex M3 32 bit 100 MHz 128 kB 32 kB 12 bit 52 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
Datasheet
354Expected 07/09/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 512 kB 96 kB 12 bit 109 I/O - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
580On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT TFBGA-100 ARM Cortex M3 32 bit 180 MHz 512 kB 136 kB 2 x 10 bit 49 I/O - 40 C + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
188Expected 14/12/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LBGA-256 ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB 2 x 10 bit 164 I/O - 40 C + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
120Expected 26/04/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB 2 x 10 bit 83 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 32kb Low Power MCU
Datasheet
617On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU ARM Cortex M3 32 bit - 40 C + 85 C Tray