ARM Cortex M3 Core Microcontrollers - MCU

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Data Bus Width
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Supply Voltage - Max
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STMicroelectronics ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB
Datasheet
69In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-176 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 140 I/O 1.8 V 3.6 V + 85 C Tray
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
Infineon Technologies RF Microcontrollers - MCU Bluetooth BLE and IEEE 802.15.4
Datasheet
10In Stock
Min.: 1
Mult.: 1

SMD/SMT FCBGA-49 ARM Cortex M3 32 bit 96 MHz 848 kB 352 kB 16 bit, 16 bit 8 I/O 1.2 V, 3.3 V 1.2 V, 3.3 V + 85 C Tray
Toshiba ARM Microcontrollers - MCU 32-bit ARM Cortex-M0 128KB ROM, 16KB RAM 160In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 24 MHz 128 kB 16 kB 10 bit 48 I/O 1.8 V 3.6 V + 85 C Tray

Infineon Technologies 32-bit Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP
Datasheet
809On Order
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 256 kB 64 kB 12 bit 48 I/O 1.71 V 1.89 V + 85 C Tray
Infineon Technologies 32-bit Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP
Datasheet
3,430On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O 1.71 V 1.89 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Value Line ARM 32Bit 64kB Flash 48-Pin
Datasheet
1,012In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,400

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 Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 512 Kbyte Value Line
Datasheet
491In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 24 MHz 512 kB 32 kB 12 bit 51 I/O 2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
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
218In 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
Infineon Technologies 32-bit Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
1,995On Order
Min.: 1
Mult.: 1
Reel: 2,000

SMD/SMT WLCSP-99 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O 1.71 V 1.89 V + 85 C Reel, Cut Tape
Infineon Technologies 32-bit Microcontrollers - MCU MM-LEGACY PSOC135
Datasheet
2,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

SMD/SMT WLCSP-99 ARM Cortex M3 32 bit 80 MHz 256 kB 64 kB 12 bit 62 I/O 1.71 V 1.89 V + 85 C Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES
Datasheet
900Expected 24/04/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 512 kB 128 kB 12 bit 85 I/O 1.98 V 3.8 V + 85 C Tray

Infineon Technologies 32-bit Microcontrollers - MCU 128Kb Flash 32KbSRAM PSoC
Datasheet
1,340Expected 19/03/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-68 ARM Cortex M3 32 bit 67 MHz 128 kB 32 kB 12 bit 48 I/O 1.71 V 1.89 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line
Datasheet
975In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,400

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 Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32B Cortex-M3 LCD 384Kb Flsh 32MHz CPU
Datasheet
190In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 32 MHz 256 kB 32 kB 12 bit 83 I/O 1.8 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU
Datasheet
1,912Expected 16/03/2026
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

STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 128kb PL
Datasheet
2,896Expected 14/07/2026
Min.: 1
Mult.: 1

SMD/SMT VFQFPN-36 ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB 12 bit 26 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 512Kb
Datasheet
2,000Expected 15/07/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 120 MHz 512 kB 128 kB 12 bit 51 I/O 1.8 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3
Datasheet
960Expected 23/02/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 ARM Cortex M3 32 bit 72 MHz 128 kB 20 kB 2 x 12 bit 46 I/O 2.4 V 3.6 V + 105 C Tray
NXP Semiconductors ARM Microcontrollers - MCU 32BIT ARM CORTEX-M3 MCU 136KB SRAM
Datasheet
178Expected 11/03/2026
Min.: 1
Mult.: 1

SMD/SMT LBGA-256 ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB 2 x 10 bit 164 I/O 2.4 V 3.6 V + 85 C Tray
NXP Semiconductors ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 Microcontroller Uni
Datasheet
1,113On Order
Min.: 1
Mult.: 1

SMD/SMT LQFP-208 ARM Cortex M3 32 bit 180 MHz 1 MB 136 kB 2 x 10 bit 142 I/O 2.4 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line Arm Cortex-M3 MCU 256 Kbytes 24 MHz CPU motor control CEC
Datasheet
260In Stock
Min.: 1
Mult.: 1

SMD/SMT ARM Cortex M3 32 bit 24 MHz 256 kB 24 kB 12 bit 51 I/O 2 V 3.6 V + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 144-Pin 256kB Flash
Datasheet
25In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-144 ARM Cortex M3 32 bit 24 MHz 256 kB 24 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash
Datasheet
47In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 36 MHz 1 MB 80 kB 12 bit 112 I/O 2 V 3.6 V + 85 C Tray