ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
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Number of I/Os
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NXP Semiconductors ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package
Datasheet
140In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 70 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU STM32F103 Perf Line M3 768kB 72 MHz MCU
Datasheet
62In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT BGA-144 ARM Cortex M3 112 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU
Datasheet
165In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 20 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
39In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 44 I/O 32 bit 2 x 12 bit
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
3,624Expected 6/10/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 24 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Value Line ARM 32Bit 64kB Flash 48-Pin
Datasheet
1,012In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

SMD/SMT ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 512 Kbyte Value Line
Datasheet
481In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU,
Datasheet
515In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 80 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
162In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 114 I/O 32 bit 12 bit
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs
Datasheet
238Expected 7/8/2026
Min.: 1
Mult.: 1

SMD/SMT VFBGA-256 ARM Cortex M3 138 I/O
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC
Datasheet
4,488On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC
Datasheet
16,433On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density
Datasheet
3,786On Order
Min.: 1
Mult.: 1

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

SMD/SMT UFQFPN-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Perform ARM 32Bit 32kB Flash 64-Pin
Datasheet
2,000Expected 5/7/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash
Datasheet
3,840On Order
Min.: 1
Mult.: 1

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

SMD/SMT LQFP-64 ARM Cortex M3 112 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU
Datasheet
2,208Expected 27/11/2026
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 112 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD
Datasheet
2,206Expected 16/9/2026
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 112 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
3,689On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
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

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
3,930On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

SMD/SMT LQFP-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
2,496Expected 28/7/2027
Min.: 1
Mult.: 1

SMD/SMT BGA-132 ARM Cortex M3 109 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU PSOC 5LP ANLOG 67MHZ,256K FLASH
Datasheet
3,145On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 72 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
1,997Expected 24/9/2026
Min.: 1
Mult.: 1
: 2,000

SMD/SMT WLCSP-99 ARM Cortex M3 62 I/O 32 bit 12 bit