ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Core
Number of I/Os
Data Bus Width
ADC Resolution
Microchip Technology ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M
Datasheet
4In Stock
Min.: 1
Mult.: 1

SMD/SMT LFBGA-144 ARM Cortex M3 96 I/O 32 bit 12 bit
Microchip Technology ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3
Datasheet
178In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 57 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
132In Stock
3,000Expected 10/23/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT QFN-32 ARM Cortex M3 24 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 86 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x40 LCD, AES
Datasheet
24In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 86 I/O 32 bit 12 bit
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
22In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 85 I/O 32 bit 12 bit

Silicon Labs ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB
Datasheet
57In Stock
2,600Expected 8/25/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-64 ARM Cortex M3 53 I/O 32 bit 12 bit

Silicon Labs ARM Microcontrollers - MCU Tiny Gecko MCU IC
Datasheet
256In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT QFN-24 ARM Cortex M3 17 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU EMBEDDED_POWER
Datasheet
57In Stock
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 ARM Cortex M3 8 I/O 32 bit
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs
Datasheet
55In Stock
Min.: 1
Mult.: 1

SMD/SMT FPBGA-484 ARM Cortex M3 209 I/O
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs
Datasheet
2In Stock
Min.: 1
Mult.: 1

SMD/SMT VFBGA-400 ARM Cortex M3 171 I/O
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs
Datasheet
13In Stock
Min.: 1
Mult.: 1

SMD/SMT VFBGA-256 ARM Cortex M3
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 12KLEs
Datasheet
9In Stock
357On Order
Min.: 1
Mult.: 1

SMD/SMT VFBGA-256 ARM Cortex M3 138 I/O
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 12KLEs
Datasheet
59In Stock
Min.: 1
Mult.: 1

SMD/SMT FPBGA-484 ARM Cortex M3
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs
Datasheet
16In Stock
Min.: 1
Mult.: 1

SMD/SMT FPBGA-484 ARM Cortex M3 267 I/O
Microchip Technology SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 86KLEs
Datasheet
26In Stock
Min.: 1
Mult.: 1

SMD/SMT FPBGA-676 ARM Cortex M3
STMicroelectronics ARM Microcontrollers - MCU 32B ARM Cortex-M3 Value line 16KB Flsh
Datasheet
59In Stock
2,400On Order
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 64 Kbyte Value Line
Datasheet
16In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 64KB
Datasheet
291In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 80 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash
Datasheet
11In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT ARM Cortex M3 80 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 10KB RAM 1X12 ADC
Datasheet
31In Stock
1,500Expected 5/18/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 48 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU MED-DENSTY ACCESS LN ARM-BASED 32-BIT MCU
Datasheet
2,500In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT UFQFPN-48 ARM Cortex M3 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line
Datasheet
64In Stock
960Expected 7/26/2027
Min.: 1
Mult.: 1

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

STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line
Datasheet
10In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-36 ARM Cortex M3 26 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC
Datasheet
169In Stock
Min.: 1
Mult.: 1

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