ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (TWD) 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 ARM 32Bit Value Line 48-Pin 64kB Flash
Datasheet
11,988On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 24 MHz 64 kB 8 kB 12 bit 37 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC
Datasheet
4,285On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 36 MHz 128 kB 16 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC
Datasheet
16,423On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 72 MHz 64 kB 20 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density
Datasheet
3,786On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 72 MHz 64 kB 20 kB 12 bit 37 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m
Datasheet
4,991Expected 12/25/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

ARM Microcontrollers - MCU SMD/SMT UFQFPN-48 ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB 12 bit 37 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Perform ARM 32Bit 32kB Flash 64-Pin
Datasheet
2,000Expected 7/5/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 768 kB 96 kB 12 bit - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash
Datasheet
3,840On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
4,000Expected 11/13/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel

STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 128kb PL
Datasheet
8,655Expected 5/3/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT VFQFPN-36 ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB 12 bit 26 I/O - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU
Datasheet
2,208Expected 11/27/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT BGA-144 ARM Cortex M3 32 bit 72 MHz 384 kB 64 kB 12 bit 112 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD
Datasheet
2,206Expected 9/7/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT BGA-144 ARM Cortex M3 32 bit 72 MHz 512 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
9,486On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 64 kB 64 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
3,689On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 128 kB 64 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 64 Kbytes of Flash 32 MHz CP
Datasheet
4,800On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 64 kB 8 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
4,499On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 37 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
2,496Expected 12/10/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT BGA-132 ARM Cortex M3 32 bit 32 MHz 512 kB 80 kB 12 bit 109 I/O - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
1,997Expected 9/17/2026
Min.: 1
Mult.: 1
: 2,000

ARM Microcontrollers - MCU SMD/SMT WLCSP-99 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O - 40 C + 85 C Reel, Cut Tape

Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Datasheet
1,459On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 256 kB 64 kB 12 bit 48 I/O - 40 C + 85 C Tray

Infineon Technologies ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Datasheet
996On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 256 kB 64 kB 12 bit 48 I/O - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
3,180On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT TQFP-100 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O - 40 C + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
1,995On Order
Min.: 1
Mult.: 1
: 2,000

ARM Microcontrollers - MCU SMD/SMT WLCSP-99 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O - 40 C + 85 C Reel, Cut Tape
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
Non-Stocked Lead-Time 26 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

ARM Microcontrollers - MCU SMD/SMT WLCSP-99 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O - 40 C + 85 C Reel

Infineon Technologies ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
4,110On Order
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
Microchip Technology ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3
Datasheet
184Expected 3/15/2027
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
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
1,890On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 72 MHz 64 kB 12 kB 2 x 12 bit 32 I/O - 40 C + 105 C Tray