ARM Cortex M3 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
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Texas Instruments ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN
Datasheet
74In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 50 MHz 256 kB 64 kB No ADC 46 I/O 2.25 V 2.75 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,Green,IND TEMP,MRL B
Datasheet
168In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-48 ARM Cortex M3 32 bit 64 MHz 64 kB 16 kB 12 bit 34 I/O 1.62 V 1.9 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,Grn, IT, MRL A
Datasheet
27In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-64 ARM Cortex M3 32 bit 64 MHz 512 kB 64 kB 12 bit 47 I/O 1.62 V 1.9 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,Grn, IT, MRL A
Datasheet
13In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-100 ARM Cortex M3 32 bit 64 MHz 512 kB 64 kB 12 bit 79 I/O 1.62 V 1.9 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU LQFP,Grn, IT, MRL A
Datasheet
5In Stock
Min.: 1
Mult.: 1

SMD/SMT QFP-64 ARM Cortex M3 32 bit 64 MHz 512 kB 64 kB 12 bit 47 I/O 1.62 V 1.9 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M3
Datasheet
57In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 96 MHz 128 kB 36 kB 12 bit 96 I/O 1.62 V 1.95 V + 85 C Tray
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 32 bit 96 MHz 128 kB 36 kB 12 bit 96 I/O 1.62 V 1.95 V + 85 C Tray
Microchip Technology ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3
Datasheet
167In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 96 MHz 256 kB 52 kB 12 bit 57 I/O 1.62 V 1.95 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
28In Stock
3,000Expected 27/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

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 Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
225In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 53 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 32 MHz 128 kB 16 kB 12 bit 86 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 32 MHz 128 kB 16 kB 12 bit 86 I/O 1.98 V 3.8 V + 85 C Tray
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 32 bit 48 MHz 1.02 MB 128 kB 12 bit 85 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape

Silicon Labs ARM Microcontrollers - MCU Tiny Gecko MCU IC
Datasheet
756Expected 03/12/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT QFN-24 ARM Cortex M3 32 bit 32 MHz 32 kB 4 kB 12 bit 17 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape, MouseReel

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU
Datasheet
1,102In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M3 32 bit 40 MHz 128 kB 32 kB 12 bit 32 I/O 1.85 V 3.8 V + 85 C Tray
Infineon Technologies ARM Microcontrollers - MCU EMBEDDED_POWER
Datasheet
57In Stock
Min.: 1
Mult.: 1
: 2,500

SMD/SMT TQFP-48 ARM Cortex M3 32 bit 60 MHz 144 kB 144 kB 8 I/O 5.5 V 28 V + 175 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU 32B ARM Cortex-M3 Value line 16KB Flsh
Datasheet
59In Stock
2,400Expected 13/09/2027
MouseReel Available
Min.: 1
Mult.: 1
: 2,400

SMD/SMT ARM Cortex M3 32 bit 24 MHz 16 kB 4 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 32KB
Datasheet
167In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 32 kB 4 kB 12 bit 37 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line
Datasheet
11In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 64 kB 8 kB 12 bit 37 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 32KB
Datasheet
267In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 64KB
Datasheet
43In Stock
540Expected 08/10/2026
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 64 kB 8 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 128KB
Datasheet
36In Stock
4,320On Order
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 128 kB 8 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash
Datasheet
21In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT ARM Cortex M3 32 bit 24 MHz 128 kB 8 kB 12 bit 80 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
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 36 MHz 64 kB 10 kB 12 bit 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU
Datasheet
31In Stock
960Expected 01/01/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 36 MHz 256 kB 32 kB 12 bit 51 I/O 2 V 3.6 V + 85 C Tray