ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 128 Kbytes of Flash , 120 MHz CPU, ART Accel
Datasheet
653In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 128 kB 32 bit 12 bit 120 MHz 51 I/O 64 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB
Datasheet
1,251In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 120 MHz 51 I/O 96 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel
Datasheet
785In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 120 MHz 51 I/O 96 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
213In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 512 kB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB
Datasheet
282In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 128 kB 32 bit 12 bit 120 MHz 82 I/O 64 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
1,768In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 512 kB 32 bit 12 bit 120 MHz 82 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
549In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 82 I/O 132 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 512Kb
Datasheet
295In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 512 kB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex M3 CAM 1024 kB
Datasheet
667In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-176 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 140 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
407In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-176 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 140 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb
Datasheet
320In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-176 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 140 I/O 128 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex-M3 MCU 1Mb Flash 120MHz
Datasheet
313In Stock
2,000Expected 06/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 82 I/O 132 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB
Datasheet
310In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 768 kB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
241In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity
Datasheet
397In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
504In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 51 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB
Datasheet
605In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 120 MHz 114 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
186In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 512 kB 32 bit 12 bit 120 MHz 82 I/O 128 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 32 Kbytes of Flash 32 MHz CP
Datasheet
2,973In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQFPN-48 ARM Cortex M3 32 kB 32 bit 12 bit 32 MHz 37 I/O 4 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 64 Kbytes of Flash 32 MHz CP
Datasheet
2,146In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 64 kB 32 bit 12 bit 32 MHz 51 I/O 8 kB 1.8 V 3.6 V - 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
2,486In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,400

SMD/SMT LQFP-48 ARM Cortex M3 32 kB 32 bit 12 bit 32 MHz 37 I/O 10 kB 1.65 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
1,174In Stock
Min.: 1
Mult.: 1

SMD/SMT UFQPFN-48 ARM Cortex M3 64 kB 32 bit 12 bit 32 MHz 37 I/O 10 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
834In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 32 MHz 37 I/O 16 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB
Datasheet
1,987In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,400

SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 32 MHz 37 I/O 16 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel