STM32 32-Bit Arm® Cortex®-M MCUs

STMicroelectronics STM32 32-Bit Arm® Cortex®-M MCUs are based on the Arm Cortex-M processor and designed to offer new degrees of freedom to MCU users. The MCUs offer a 32-bit product range that combines very high performance, real-time capabilities, digital signal processing, and low-power, low-voltage operation. This is achieved while maintaining full integration and ease of development. 

Results: 902
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Mounting Style Package/Case Core Program Memory Size Data Bus Width ADC Resolution Maximum Clock Frequency Number of I/Os Data RAM Size Supply Voltage - Min Supply Voltage - Max Minimum Operating Temperature Maximum Operating Temperature Packaging
STMicroelectronics ARM Microcontrollers - MCU 32B ARM Cortex-M4 1Mb Flash 168MHz CPU
1,440On Order
£12.14
£9.57
£8.57
£8.15
£7.66
Min.: 1
Mult.: 1
STM32F437ZG SMD/SMT LQFP-144 ARM Cortex M4 1 MB 32 bit 3 x 12 bit 180 MHz 114 I/O 256 kB 1.7 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU High-performance advanced line, Arm Cortex-M4 core DSP & FPU, 2 Mbytes of Flash
960On Order
£14.78
£11.74
£10.52
£9.93
£9.43
Min.: 1
Mult.: 1
STM32F439NI SMD/SMT BGA-216 ARM Cortex M4 2 MB 32 bit 3 x 12 bit 180 MHz 168 I/O 256 kB 1.7 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU
1,900Expected 26/10/2026
Cut Tape
£2.51
£1.84
£1.62
£1.49
Reel
£1.10
Min.: 1
Mult.: 1
: 2,400
STM32L051C6 SMD/SMT LQFP-48 ARM Cortex M0+ 32 kB 32 bit 12 bit 32 MHz 37 I/O 8 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU
6,270On Order
£2.69
£1.90
£1.70
£1.66
Min.: 1
Mult.: 1
STM32L051C8 SMD/SMT LQFP-48 ARM Cortex M0+ 64 kB 32 bit 12 bit 32 MHz 37 I/O 8 kB 1.8 V 3.6 V - 40 C + 125 C Tray

STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU
8,734On Order
£2.30
£1.65
£1.50
£1.41
Min.: 1
Mult.: 1
STM32L051K6 SMD/SMT LQFP-32 ARM Cortex M0+ 32 kB 32 bit 12 bit 32 MHz 27 I/O 8 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz
7,680On Order
£3.03
£2.11
£1.87
£1.69
Min.: 1
Mult.: 1
STM32L051R8 Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU, USB
2,698On Order
£2.91
£2.03
£1.89
£1.65
Min.: 1
Mult.: 1
STM32L052R8 SMD/SMT LQFP-64 ARM Cortex M0+ 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-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU, USB, LCD
939On Order
£3.97
£2.77
£2.69
Min.: 1
Mult.: 1
STM32L053R8 SMD/SMT LQFP-64 ARM Cortex M0+ 64 kB 32 bit 12 bit 32 MHz 51 I/O 8 kB 1.65 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU, USB, AES
2,871On Order
£2.73
£1.90
£1.69
£1.51
Min.: 1
Mult.: 1
STM32L062K8 SMD/SMT UFQFPN-32 ARM Cortex M0+ 64 kB 32 bit 12 bit 32 MHz 27 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 64 Kbytes of Flash , 32 MHz CPU, USB
928On Order
£4.98
£3.82
£3.35
£3.20
Min.: 1
Mult.: 1
STM32L151C8-A SMD/SMT LQFP-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 M3 ARM 128 Kbytes 32 MHz
1,987On Order
£6.63
£5.08
£4.52
£4.24
Min.: 1
Mult.: 1
STM32L151CC SMD/SMT LQFP-48 ARM Cortex M3 256 kB 32 bit 12 bit 32 MHz 37 I/O 32 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz
1,920On Order
£6.69
£5.08
£4.69
£4.20
Min.: 1
Mult.: 1
STM32L151RC SMD/SMT LQFP-64 ARM Cortex M3 256 kB 32 bit 12 bit 32 MHz 51 I/O 32 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp
1,917On Order
£8.83
£6.98
£6.42
£5.87
Min.: 1
Mult.: 1
STM32L151RE SMD/SMT LQFP-64 ARM Cortex M3 512 kB 32 bit 12 bit 32 MHz 51 I/O 80 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, MCD, USB, 2xOp Lead-Time 52 Weeks
£9.53
£6.97
£6.41
£5.97
Min.: 1
Mult.: 1
STM32L151VE SMD/SMT LQFP-100 ARM Cortex M3 512 kB 32 bit 12 bit 32 MHz 83 I/O 80 kB 1.65 V 3.6 V - 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
947On Order
£5.82
£4.23
£3.89
£3.49
Min.: 1
Mult.: 1
STM32L152R8-A SMD/SMT LQFP-64 ARM Cortex M3 64 kB 32 bit 12 bit 32 MHz 51 I/O 10 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU
539On Order
£9.22
£7.16
£6.73
£6.20
Min.: 1
Mult.: 1
STM32L162VD SMD/SMT LQFP-100 ARM Cortex M3 384 kB 32 bit 12 bit 32 MHz 83 I/O 48 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU
528On Order
£11.39
£8.94
£8.11
£7.63
Min.: 1
Mult.: 1
STM32L162ZD SMD/SMT LQFP-144 ARM Cortex M3 384 kB 32 bit 12 bit 32 MHz 115 I/O 48 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 32kb Low Power MCU
617On Order
£5.38
£3.93
£3.73
£3.34
Min.: 1
Mult.: 1
STM32L151R6 ARM Cortex M3 32 bit 1.65 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 16 Kbytes of Flash , 48 MHz CPU 34In Stock
£2.30
£1.69
£1.44
£1.34
Min.: 1
Mult.: 1
STM32F031F4 SMD/SMT TSSOP-20 ARM Cortex M0 16 kB 32 bit 12 bit 48 MHz 15 I/O 4 kB 2 V 3.6 V - 40 C + 105 C Tube
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 144-Pin 256kB Flash 25In Stock
£7.41
£5.75
£4.84
£4.59
Min.: 1
Mult.: 1
STM32F100ZC SMD/SMT LQFP-144 ARM Cortex M3 256 kB 32 bit 12 bit 24 MHz 112 I/O 24 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash 47In Stock
£11.34
£8.56
£7.89
£7.64
Min.: 1
Mult.: 1
STM32F101VG SMD/SMT LQFP-100 ARM Cortex M3 1 MB 32 bit 12 bit 36 MHz 112 I/O 80 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU,128 Kbytes of Flash 7 70In Stock
Cut Tape
£6.63
£5.12
£4.53
£4.34
Reel
£3.72
Min.: 1
Mult.: 1
: 1,000
STM32F3 SMD/SMT LQFP-100 ARM Cortex M4 128 kB 32 bit 2 x 6 bit/8 bit/10 bit/12 bit 72 MHz 87 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape
STMicroelectronics ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB 1In Stock
£6.92
£4.84
£4.61
£4.00
Min.: 1
Mult.: 1
STM32L151V8-A SMD/SMT BGA-100 ARM Cortex M3 64 kB 32 bit 12 bit 32 MHz 83 I/O 10 kB 1.65 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb LCD Ultralow 8In Stock
£7.37
£5.71
£5.05
£4.73
Min.: 1
Mult.: 1
STM32L152RB SMD/SMT LQFP-64 ARM Cortex M3 128 kB 32 bit 12 bit 32 MHz 51 I/O 16 kB 1.8 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 64 Kbytes of Flash 7
1,472Expected 25/06/2027
£6.10
£4.26
£4.06
£3.53
Min.: 1
Mult.: 1
STM32F3 SMD/SMT LQFP-48 ARM Cortex M4 64 kB 32 bit 2 x 6 bit/8 bit/10 bit/12 bit 72 MHz 38 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Tray