ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Qty. RoHS Mounting Style
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Core
Number of I/Os
Data Bus Width
ADC Resolution
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x22 LCD, AES
Datasheet
32In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 53 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
56In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-112 ARM Cortex M3 90 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
4In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-112 ARM Cortex M3 90 I/O 32 bit 12 bit

Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES
Datasheet
3In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M3 52 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES
Datasheet
35In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 81 I/O 32 bit 12 bit

Silicon Labs ARM Microcontrollers - MCU Tiny Gecko MCU IC
Datasheet
390In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-24 ARM Cortex M3 17 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU
Datasheet
78In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 24 I/O 32 bit 12 bit
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 32-Bit ARM Cortex High Density 384kb
Datasheet
38In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 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
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 10/9/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 24 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
1,300Expected 11/3/2026
Min.: 1
Mult.: 1

SMD/SMT BGA-120 ARM Cortex M3 93 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Access Line MCU
Datasheet
1,019In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M3 37 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
160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 114 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 48-Pin 64kB Flash
Datasheet
11,988On 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 32BIT Cortex M3 128K 16KB RAM 1X12 ADC
Datasheet
4,273On 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
16,423On 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 12/25/2026
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 7/5/2027
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 11/13/2026
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 11/27/2026
Min.: 1
Mult.: 1

SMD/SMT BGA-144 ARM Cortex M3 112 I/O 32 bit 12 bit