ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Results: 1,965
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package/Case
Core
Number of I/Os
Data Bus Width
ADC Resolution
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance
Datasheet
3,114On Order
Min.: 1
Mult.: 1

SMD/SMT UQFN-48 ARM Cortex M3 37 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m
Datasheet
1,000On Order
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 32BIT Cortex M3 H/D 257 to 512 USB/CAN
Datasheet
1,883On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash
Datasheet
958Expected 2027/03/15
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 112 I/O 32 bit 12 bit

STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE
Datasheet
2,922Expected 2027/08/09
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 H/D 261 to 512 USB/CAN
Datasheet
1,282On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 112 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
1,080Expected 2026/10/20
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 80 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM
Datasheet
2,008Expected 2027/01/04
Min.: 1
Mult.: 1

SMD/SMT BGA-100 ARM Cortex M3 80 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB
Datasheet
1,042On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 82 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
720Expected 2027/06/07
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 114 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity
Datasheet
1,002On Order
Min.: 1
Mult.: 1

SMD/SMT BGA-176 ARM Cortex M3 32 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
540Expected 2026/10/20
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 82 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
792Expected 2027/07/26
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 82 I/O 32 bit 12 bit
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz
Datasheet
1,920On 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 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1,919Expected 2026/10/19
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 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1,673Expected 2026/10/19
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 Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
947Expected 2027/03/08
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 51 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU MM-LEGACY MM
Datasheet
340Expected 2026/09/02
Min.: 1
Mult.: 1

SMD/SMT LQFP-176 ARM Cortex M3 154 I/O 32 bit 12 bit

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

SMD/SMT QFN-68 ARM Cortex M3 38 I/O 32 bit 12 bit
Infineon Technologies ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,128K
Datasheet
535Expected 2026/09/02
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU 128K Flash 32K SRAM PSoC 5LP
Datasheet
512Expected 2026/10/20
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 46 I/O 32 bit 12 bit

Infineon Technologies ARM Microcontrollers - MCU PSoC5LP
Datasheet
519Expected 2026/08/27
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 38 I/O 32 bit 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
1,890On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 32 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
480Expected 2026/10/05
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 46 I/O 32 bit 2 x 12 bit
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
960Expected 2026/08/27
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 46 I/O 32 bit 2 x 12 bit