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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 16-Kbytes of Flash , 32 MHz CPU, AES

STM32L021K4T6
STMicroelectronics
1: 2,30 €
129In Stock
4 500On Order

Mfr. Part No.
STM32L021K4T6

Mouser Part No
511-STM32L021K4T6

STMicroelectronics

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

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Datasheet

129In Stock

4 500On Order

2,30 €

1,67 €

1,45 €

1,32 €

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Min.: 1
Mult.: 1

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

STM32L031C6T6
STMicroelectronics
1: 2,23 €
896In Stock

Mfr. Part No.
STM32L031C6T6

Mouser Part No
511-STM32L031C6T6

STMicroelectronics

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

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Datasheet

896In Stock

2,23 €

1,65 €

1,42 €

1,35 €

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Min.: 1
Mult.: 1

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

STM32L031C6U6
STMicroelectronics
1: 2,53 €
120In Stock
1 560Expected 21/01/2027

Mfr. Part No.
STM32L031C6U6

Mouser Part No
511-STM32L031C6U6

STMicroelectronics

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

Learn More

Datasheet

120In Stock

1 560Expected 21/01/2027

2,53 €

1,86 €

1,61 €

1,27 €

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Min.: 1
Mult.: 1

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

STM32L031F6P6
STMicroelectronics
1: 2,28 €
67In Stock
10 360Expected 03/05/2027

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

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Datasheet

67In Stock

10 360Expected 03/05/2027

2,28 €

1,62 €

1,37 €

1,20 €

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Min.: 1
Mult.: 1

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

STM32L031F6P6TR
STMicroelectronics
1: 1,72 €
1 272In Stock
2 500Expected 22/09/2026

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

1 272In Stock

2 500Expected 22/09/2026

Cut Tape

1,72 €

1,27 €

1,08 €

1,03 €

Reel

0,777 €

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MouseReel Available

Min.: 1
Mult.: 1

: 2 500

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

STM32L031G6U6
STMicroelectronics
1: 2,18 €
69In Stock
11 760Expected 08/02/2027

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

69In Stock

11 760Expected 08/02/2027

2,18 €

1,47 €

1,33 €

1,15 €

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Min.: 1
Mult.: 1

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

STM32L031G6U6STR
STMicroelectronics
1: 2,55 €
13In Stock
6 000Expected 08/02/2027

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

13In Stock

6 000Expected 08/02/2027

Cut Tape

2,55 €

1,65 €

1,50 €

1,26 €

View

Reel

0,937 €

Min.: 1
Mult.: 1

: 3 000

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

STM32L031G6U6TR
STMicroelectronics
1: 2,24 €
147In Stock
24 000On Order

Mfr. Part No.
STM32L031G6U6TR

Mouser Part No
511-STM32L031G6U6TR

STMicroelectronics

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

Learn More

Datasheet

147In Stock

24 000On Order

Cut Tape

2,24 €

1,41 €

1,26 €

1,14 €

View

Reel

0,937 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

STM32L031G6U7
STMicroelectronics
1: 2,23 €
89In Stock
14 700On Order

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

89In Stock

14 700On Order

2,23 €

1,54 €

1,38 €

1,23 €

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Min.: 1
Mult.: 1

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

STM32L031K6T6
STMicroelectronics
1: 2,84 €
123In Stock
4 500Expected 06/09/2027

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

123In Stock

4 500Expected 06/09/2027

2,84 €

1,85 €

1,70 €

1,51 €

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Min.: 1
Mult.: 1

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

STM32L031K6T7
STMicroelectronics
1: 2,68 €
119In Stock
27 000On Order

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

119In Stock

27 000On Order

2,68 €

1,94 €

1,71 €

1,57 €

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Min.: 1
Mult.: 1

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

STM32L051K6U6
STMicroelectronics
1: 2,81 €
81In Stock
2 940Expected 12/03/2027

Mfr. Part No.
STM32L051K6U6

Mouser Part No
511-STM32L051K6U6

STMicroelectronics

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

Learn More

Datasheet

81In Stock

2 940Expected 12/03/2027

2,81 €

1,85 €

1,71 €

1,50 €

View

Min.: 1
Mult.: 1

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

STM32L051K6U6TR
STMicroelectronics
1: 2,14 €
492In Stock
12 000On Order

Mfr. Part No.
STM32L051K6U6TR

Mouser Part No
511-STM32L051K6U6TR

STMicroelectronics

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

Learn More

Datasheet

492In Stock

12 000On Order

Cut Tape

2,14 €

1,59 €

1,37 €

1,30 €

Reel

0,989 €

View

Min.: 1
Mult.: 1

: 3 000

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

STM32L051K8U6DTR
STMicroelectronics
1: 3,10 €
8In Stock

Mfr. Part No.
STM32L051K8U6DTR

Mouser Part No
511-STM32L051K8U6DTR

STMicroelectronics

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

Learn More

Datasheet

8In Stock

Cut Tape

3,10 €

2,04 €

1,88 €

1,64 €

View

Reel

1,18 €

Min.: 1
Mult.: 1

: 3 000

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

STM32L051R6T6
STMicroelectronics
1: 2,99 €
18In Stock
1 920Expected 05/04/2027

Mfr. Part No.
STM32L051R6T6

Mouser Part No
511-STM32L051R6T6

STMicroelectronics

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

Learn More

Datasheet

18In Stock

1 920Expected 05/04/2027

2,99 €

2,23 €

1,94 €

1,79 €

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Min.: 1
Mult.: 1

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

STM32L051R8T6
STMicroelectronics
1: 3,30 €
191In Stock
960Expected 29/03/2027

Mfr. Part No.
STM32L051R8T6

Mouser Part No
511-STM32L051R8T6

STMicroelectronics

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

Learn More

Datasheet

191In Stock

960Expected 29/03/2027

3,30 €

2,33 €

2,06 €

1,87 €

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Min.: 1
Mult.: 1

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

STM32L051R8T6TR
STMicroelectronics
1: 3,25 €
406In Stock
2 000Expected 15/12/2026

Mfr. Part No.
STM32L051R8T6TR

Mouser Part No
511-STM32L051R8T6TR

STMicroelectronics

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

Learn More

Datasheet

406In Stock

2 000Expected 15/12/2026

Cut Tape

3,25 €

2,06 €

1,81 €

1,69 €

Reel

1,20 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

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

STM32L052C8T6
STMicroelectronics
1: 3,48 €
36In Stock
6 000On Order

Mfr. Part No.
STM32L052C8T6

Mouser Part No
511-STM32L052C8T6

STMicroelectronics

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

Learn More

Datasheet

36In Stock

6 000On Order

3,48 €

2,37 €

2,15 €

1,83 €

View

Min.: 1
Mult.: 1

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

STM32L052C8U6
STMicroelectronics
1: 3,20 €
98In Stock
27 687Expected 22/12/2026

Mfr. Part No.
STM32L052C8U6

Mouser Part No
511-STM32L052C8U6

STMicroelectronics

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

Learn More

Datasheet

98In Stock

27 687Expected 22/12/2026

3,20 €

2,25 €

2,06 €

1,75 €

View

Min.: 1
Mult.: 1

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

STM32L052K8U3TR
STMicroelectronics
1: 3,43 €
9In Stock
6 000Expected 21/06/2027

Mfr. Part No.
STM32L052K8U3TR

Mouser Part No
511-STM32L052K8U3TR

STMicroelectronics

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

Learn More

Datasheet

9In Stock

6 000Expected 21/06/2027

Cut Tape

3,43 €

2,38 €

2,13 €

1,90 €

View

Reel

1,55 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

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

STM32L052K8U6
STMicroelectronics
1: 2,86 €
101In Stock
5 880Expected 16/12/2026

Mfr. Part No.
STM32L052K8U6

Mouser Part No
511-STM32L052K8U6

STMicroelectronics

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

Learn More

Datasheet

101In Stock

5 880Expected 16/12/2026

2,86 €

2,08 €

1,89 €

1,72 €

View

Min.: 1
Mult.: 1

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

STM32L052K8U6TR
STMicroelectronics
1: 3,04 €
510In Stock
6 000On Order

Mfr. Part No.
STM32L052K8U6TR

Mouser Part No
511-STM32L052K8U6TR

STMicroelectronics

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

Learn More

Datasheet

510In Stock

6 000On Order

Cut Tape

3,04 €

2,14 €

1,93 €

1,74 €

View

Reel

1,35 €

Min.: 1
Mult.: 1

: 3 000

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

STM32L052T8Y6TR
STMicroelectronics
1: 3,10 €
392In Stock

Mfr. Part No.
STM32L052T8Y6TR

Mouser Part No
511-STM32L052T8Y6TR

STMicroelectronics

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

Learn More

Datasheet

392In Stock

Cut Tape

3,10 €

2,32 €

2,00 €

1,86 €

View

Reel

1,33 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

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

STM32L053C6T6
STMicroelectronics
1: 3,08 €
211In Stock

Mfr. Part No.
STM32L053C6T6

Mouser Part No
511-STM32L053C6T6

STMicroelectronics

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

Learn More

Datasheet

211In Stock

3,08 €

2,30 €

2,00 €

1,87 €

View

Min.: 1
Mult.: 1

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

STM32L053R8H6
STMicroelectronics
1: 4,13 €
46In Stock
7 680Expected 26/07/2027

Mfr. Part No.
STM32L053R8H6

Mouser Part No
511-STM32L053R8H6

STMicroelectronics

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

Learn More

Datasheet

46In Stock

7 680Expected 26/07/2027

4,13 €

3,13 €

2,73 €

2,04 €

View

Min.: 1
Mult.: 1

STM32 L0 Ultra-Low-Power MCUs

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STM32 L0 Ultra-Low-Power MCUs

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