ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
4In Stock
Min.: 1
Mult.: 1

SMD/SMT BGA-112 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 90 I/O 1.98 V 3.8 V + 85 C Tray

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 32 bit 48 MHz 1.02 MB 128 kB 12 bit 52 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 48 MHz 512 kB 128 kB 12 bit 81 I/O 1.98 V 3.8 V + 85 C Tray

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

SMD/SMT QFN-24 ARM Cortex M3 32 bit 32 MHz 8 kB 2 kB 12 bit 17 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 40 MHz 128 kB 32 kB 12 bit 24 I/O 1.85 V 3.8 V + 85 C Tray
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 32 bit 120 MHz 512 kB 64 kB 12 bit 70 I/O 2.4 V 3.6 V + 85 C Tray
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 72 MHz 384 kB 64 kB 12 bit 2 V 3.6 V + 105 C Tray
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 32 bit 72 MHz 768 kB 96 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
Texas Instruments RF Microcontrollers - MCU SimpleLink 6LoWPAN Z igBee wireless MCU A 595-CC2630F128RGZR
Datasheet
153In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 250

SMD/SMT VQFN-48 ARM Cortex M3 32 bit 48 MHz 128 kB 20 kB 12 bit 31 I/O 1.7 V 3.8 V + 85 C Reel, Cut Tape, MouseReel

Texas Instruments RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FYFVT
Datasheet
57In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT DSBGA-34 ARM Cortex M3 32 bit 48 MHz 128 kB 20 kB 12 bit 14 I/O 1.8 V 3.8 V + 85 C Reel, Cut Tape, MouseReel
Texas Instruments ARM Microcontrollers - MCU 16/32B RISC Fl MCU A 595-S4MF03107SPZQQ1 A 595-S4MF03107SPZQQ1R
Datasheet
6In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit/16 bit 80 MHz 320 kB 16 kB 10 bit 49 I/O 3.3 V 3.3 V + 125 C AEC-Q100 Tray
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 32 bit 72 MHz 128 kB 20 kB 2 x 12 bit 44 I/O 2.4 V 3.6 V + 105 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
3,624Expected 2026/10/09
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 24 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
1,300Expected 2026/11/03
Min.: 1
Mult.: 1

SMD/SMT BGA-120 ARM Cortex M3 32 bit 48 MHz 1.02 MB 128 kB 12 bit 93 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 36 MHz 64 kB 10 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Tray
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 32 bit 72 MHz 256 kB 64 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 114 I/O 1.8 V 3.6 V + 85 C Tray
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 32 bit 24 MHz 64 kB 8 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
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 32 bit 36 MHz 128 kB 16 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Tray
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 32 bit 72 MHz 64 kB 20 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density
Datasheet
3,786On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 ARM Cortex M3 32 bit 72 MHz 64 kB 20 kB 12 bit 37 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m
Datasheet
4,991Expected 2026/12/25
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT UFQFPN-48 ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Perform ARM 32Bit 32kB Flash 64-Pin
Datasheet
2,000Expected 2027/07/05
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 768 kB 96 kB 12 bit 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
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 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
4,000Expected 2026/11/13
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 1 MB 96 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel