ARM Microcontrollers - MCU – Mouser United Kingdom

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STM32 L0 Ultra-Low-Power MCUs

STMicroelectronics STM32 L0 Ultra-Low-Power Microcontrollers (MCUs) feature ultra-low-power and high performance. The combination of an Arm Cortex®-M0+ core and STMicroelectronics STM32 ultra-low-power features makes the STM32 L0 ideal for applications operating on battery or supplied by energy harvesting.

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Part #

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 8-Kbytes Flash, 32 MHz CPU

STM32L011D3P6
STMicroelectronics
1: £1.02
2,290In Stock

Mfr. Part No.
STM32L011D3P6

Mouser Part No
511-STM32L011D3P6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 8-Kbytes Flash, 32 MHz CPU

Learn More

Datasheet

2,290In Stock

£1.02

£0.745

£0.601

£0.572

View

Min.: 1
Mult.: 1

STM32L011D3

SMD/SMT

TSSOP-14

ARM Cortex M0+

8 kB

32 bit

12 bit

32 MHz

11 I/O

2 kB

1.65 V

3.6 V

- 40 C

+ 85 C

Tube

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 8-Kbytes Flash, 32 MHz CPU

STM32L011F3P6TR
STMicroelectronics
1: £0.925
2,435In Stock

Mfr. Part No.
STM32L011F3P6TR

Mouser Part No
511-STM32L011F3P6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 8-Kbytes Flash, 32 MHz CPU

Learn More

Datasheet

2,435In Stock

Cut Tape

£0.925

£0.694

£0.636

£0.574

Reel

£0.498

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

STM32L011F3

SMD/SMT

TSSOP-20

ARM Cortex M0+

8 kB

32 bit

12 bit

32 MHz

16 I/O

2 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

STM32L011F4P6TR
STMicroelectronics
1: £1.12
11,797In Stock

Mfr. Part No.
STM32L011F4P6TR

Mouser Part No
511-STM32L011F4P6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

Learn More

Datasheet

11,797In Stock

Cut Tape

£1.12

£0.818

£0.74

£0.657

View

Reel

£0.587

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

STM32L011F4

SMD/SMT

TSSOP-20

ARM Cortex M0+

16 kB

32 bit

12 bit

32 MHz

16 I/O

2 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

STM32L011F4U6TR
STMicroelectronics
1: £1.81
3,095In Stock
9,000Expected 01/06/2026

Mfr. Part No.
STM32L011F4U6TR

Mouser Part No
511-STM32L011F4U6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

Learn More

Datasheet

3,095In Stock

9,000Expected 01/06/2026

Cut Tape

£1.81

£1.16

£1.05

£0.856

Reel

£0.56

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

STM32L011F4

SMD/SMT

UFQFPN-20

ARM Cortex M0+

16 kB

32 bit

12 bit

32 MHz

24 I/O

2 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

STM32L011G4U6TR
STMicroelectronics
1: £1.20
2,988In Stock

Mfr. Part No.
STM32L011G4U6TR

Mouser Part No
511-STM32L011G4U6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power ARM Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU

Learn More

Datasheet

2,988In Stock

Cut Tape

£1.20

£0.882

£0.811

£0.716

Reel

£0.577

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

STM32L011G4

SMD/SMT

ARM Cortex M0+

16 kB

32 bit

12 bit

32 MHz

24 I/O

2 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU, AES

STM32L021F4U6TR
STMicroelectronics
1: £1.44
6,170In Stock

Mfr. Part No.
STM32L021F4U6TR

Mouser Part No
511-STM32L021F4U6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU, AES

Learn More

Datasheet

6,170In Stock

Cut Tape

£1.44

£1.07

£0.969

£0.863

Reel

£0.649

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

STM32L021F4

UFQFPN-20

ARM Cortex M0+

16 kB

32 bit

12 bit

32 MHz

16 I/O

2 kB

1.8 V

3.6 V

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031E6Y6TR
STMicroelectronics
1: £1.34
9,149In Stock

Mfr. Part No.
STM32L031E6Y6TR

Mouser Part No
511-STM32L031E6Y6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

9,149In Stock

Cut Tape

£1.34

£0.995

£0.899

£0.803

View

Reel

£0.646

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

STM32L031E6

SMD/SMT

WLCSP-25

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

20 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU

STM32L031F4P3
STMicroelectronics
1: £1.53
4,907In Stock

Mfr. Part No.
STM32L031F4P3

Mouser Part No
511-STM32L031F4P3

STMicroelectronics

ARM Microcontrollers - MCU ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

4,907In Stock

£1.53

£1.13

£1.04

£0.925

View

Min.: 1
Mult.: 1

STM32L031F4

SMD/SMT

TSSOP-20

ARM Cortex M0+

16 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.65 V

3.6 V

- 40 C

+ 125 C

Tube

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031F6P6
STMicroelectronics
1: £1.41
2,259In Stock
1,480Expected 11/05/2026

Mfr. Part No.
STM32L031F6P6

Mouser Part No
511-STM32L031F6P6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

2,259In Stock

1,480Expected 11/05/2026

£1.41

£1.05

£0.863

£0.826

View

Min.: 1
Mult.: 1

STM32L031F6

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tube

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031F6P6TR
STMicroelectronics
1: £2.03
2,879In Stock

Mfr. Part No.
STM32L031F6P6TR

Mouser Part No
511-STM32L031F6P6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

2,879In Stock

Cut Tape

£2.03

£1.31

£1.17

£0.96

Reel

£0.629

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

STM32L031F6

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031F6P7
STMicroelectronics
1: £1.57
14,707In Stock

Mfr. Part No.
STM32L031F6P7

Mouser Part No
511-STM32L031F6P7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

14,707In Stock

£1.57

£1.16

£1.06

£0.943

View

Min.: 1
Mult.: 1

STM32L031F6

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.65 V

3.6 V

- 40 C

+ 105 C

Tube

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031F6P7TR
STMicroelectronics
1: £1.60
4,457In Stock

Mfr. Part No.
STM32L031F6P7TR

Mouser Part No
511-STM32L031F6P7TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

4,457In Stock

Cut Tape

£1.60

£1.18

£1.07

£0.952

Reel

£0.684

View

Min.: 1
Mult.: 1

Reel: 2,500

STM32L031F6

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031G6U6
STMicroelectronics
1: £1.30
9,248In Stock

Mfr. Part No.
STM32L031G6U6

Mouser Part No
511-STM32L031G6U6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

9,248In Stock

£1.30

£0.995

£0.899

£0.803

View

Min.: 1
Mult.: 1

STM32L031G6

SMD/SMT

UFQFPN-28

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

23 I/O

8 kB

1.65 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031G6U6S
STMicroelectronics
1: £1.35
3,416In Stock

Mfr. Part No.
STM32L031G6U6S

Mouser Part No
511-STM32L031G6U6S

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

3,416In Stock

£1.35

£0.995

£0.908

£0.803

View

Min.: 1
Mult.: 1

STM32L031G6

SMD/SMT

UFQFPN-28

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

23 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031G6U6STR
STMicroelectronics
1: £2.11
3,487In Stock

Mfr. Part No.
STM32L031G6U6STR

Mouser Part No
511-STM32L031G6U6STR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

3,487In Stock

Cut Tape

£2.11

£1.37

£1.24

£1.05

Reel

£0.673

View

Min.: 1
Mult.: 1

Reel: 3,000

STM32L031G6

SMD/SMT

UFQFPN-28

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

23 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031G6U7
STMicroelectronics
1: £1.21
7,656In Stock

Mfr. Part No.
STM32L031G6U7

Mouser Part No
511-STM32L031G6U7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

7,656In Stock

£1.21

£0.89

£0.818

£0.726

View

Min.: 1
Mult.: 1

STM32L031G6

SMD/SMT

UFQFPN-28

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

23 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031K6T6
STMicroelectronics
1: £1.68
4,595In Stock

Mfr. Part No.
STM32L031K6T6

Mouser Part No
511-STM32L031K6T6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

4,595In Stock

£1.68

£1.24

£1.13

£1.01

View

Min.: 1
Mult.: 1

STM32L031K6

SMD/SMT

LQFP-32

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

27 I/O

8 kB

1.65 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031K6T6TR
STMicroelectronics
1: £1.72
3,933In Stock

Mfr. Part No.
STM32L031K6T6TR

Mouser Part No
511-STM32L031K6T6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

3,933In Stock

Cut Tape

£1.72

£1.27

£1.17

£1.05

Reel

£0.841

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,400

STM32L031K6

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

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

STM32L031K6T7
STMicroelectronics
1: £1.69
3,742In Stock

Mfr. Part No.
STM32L031K6T7

Mouser Part No
511-STM32L031K6T7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

3,742In Stock

£1.69

£1.26

£1.15

£1.03

View

Min.: 1
Mult.: 1

STM32L031K6

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

+ 105 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU, AES

STM32L041F6P7
STMicroelectronics
1: £1.42
6,054In Stock

Mfr. Part No.
STM32L041F6P7

Mouser Part No
511-STM32L041F6P7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32-Kbytes of Flash , 32 MHz CPU, AES

Learn More

Datasheet

6,054In Stock

£1.42

£1.05

£0.96

£0.856

View

Min.: 1
Mult.: 1

STM32L041F6

SMD/SMT

TSSOP-20

ARM Cortex M0+

32 kB

32 bit

12 bit

32 MHz

15 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Tube

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8T3
STMicroelectronics
1: £2.12
2,279In Stock

Mfr. Part No.
STM32L051C8T3

Mouser Part No
511-STM32L051C8T3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

2,279In Stock

£2.12

£1.61

£1.48

£1.34

View

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

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8T6
STMicroelectronics
1: £2.18
1,732In Stock

Mfr. Part No.
STM32L051C8T6

Mouser Part No
511-STM32L051C8T6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

1,732In Stock

£2.18

£1.63

£1.50

£1.35

View

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

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8T6TR
STMicroelectronics
1: £1.93
4,303In Stock

Mfr. Part No.
STM32L051C8T6TR

Mouser Part No
511-STM32L051C8T6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

4,303In Stock

Cut Tape

£1.93

£1.44

£1.32

£1.19

Reel

£1.09

View

Min.: 1
Mult.: 1

Reel: 2,400

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

+ 85 C

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8T7
STMicroelectronics
1: £1.99
1,874In Stock

Mfr. Part No.
STM32L051C8T7

Mouser Part No
511-STM32L051C8T7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

1,874In Stock

£1.99

£1.49

£1.37

£1.23

View

Min.: 1
Mult.: 1

STM32L051C8

SMD/SMT

ARM Cortex M0+

64 kB

32 bit

12 bit

32 MHz

37 I/O

8 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8U6
STMicroelectronics
1: £1.93
3,042In Stock

Mfr. Part No.
STM32L051C8U6

Mouser Part No
511-STM32L051C8U6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

3,042In Stock

£1.93

£1.44

£1.32

£1.18

View

Min.: 1
Mult.: 1

STM32L0

SMD/SMT

UFQFPN-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

+ 85 C

Tray

STM32 L0 Ultra-Low-Power MCUs

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STM32L0
STM32L010C6
STM32L010F4
STM32L010RB
STM32L011D3
STM32L011D4
STM32L011E3
STM32L011E4
STM32L011F3
STM32L011F4
STM32L011G3
STM32L011G4
STM32L011K3
STM32L011K4
STM32L021D4
STM32L021F4
STM32L021G4
STM32L021K4
STM32L031C4
STM32L031C6