ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
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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 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
526In Stock
960Expected 11/26/2026
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32F20 High-Perf M3 1Mb 120 MHz MCU
Datasheet
418In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 51 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity
Datasheet
421In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

ARM Microcontrollers - MCU SMD/SMT WLCSP-64 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB
Datasheet
450In Stock
540Expected 4/5/2027
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 128 kB 64 kB 12 bit 82 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
1.542In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 82 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB
Datasheet
172In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 114 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 256Kb
Datasheet
247In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 256 kB 96 kB 12 bit 114 I/O - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
276In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-176 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 140 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex-M3 MCU 1Mb Flash 120MHz
Datasheet
758In Stock
1.000Expected 4/5/2027
MouseReel Available
Min.: 1
Mult.: 1
: 1.000

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 1 MB 132 kB 12 bit 82 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex M3 512kB 150DMIPs USB 17 Tim
Datasheet
577In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 500

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 114 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB
Datasheet
230In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 768 kB 128 kB 12 bit 114 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
202In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 82 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
290In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 1 MB 128 kB 12 bit 114 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 128 Kbytes of Flash 32 MHz C
Datasheet
831In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 10 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz
Datasheet
741In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 256 kB 16 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
1.681In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 32 kB 10 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 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
1.306In Stock
Min.: 1
Mult.: 1

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 Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
Datasheet
1.525In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2.400

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 256 kB 32 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 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
1.005In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU
Datasheet
440In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 384 kB 48 kB 12 bit 51 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU
Datasheet
412In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-100 ARM Cortex M3 32 bit 32 MHz 384 kB 16 kB 12 bit 83 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
1.052In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT UFQPFN-48 ARM Cortex M3 32 bit 32 MHz 32 kB 10 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB
Datasheet
739In Stock
1.500On Order
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 64 kB 10 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz
Datasheet
1.285In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-48 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 37 I/O - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz
Datasheet
798In Stock
Min.: 1
Mult.: 1

ARM Microcontrollers - MCU SMD/SMT LQFP-64 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 51 I/O - 40 C + 85 C Tray