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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 128-Kbytes of Flash , 32 MHz CPU

STM32L071CBT3
STMicroelectronics
1: ¥794
80In Stock

Mfr. Part #
STM32L071CBT3

Mouser Part #
511-STM32L071CBT3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

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Datasheet

80In Stock

¥794

¥604.6

¥556.4

¥504.9

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

STM32L071CBT6
STMicroelectronics
1: ¥798.9
62In Stock
3,000Expected 5/24/2027

Mfr. Part #
STM32L071CBT6

Mouser Part #
511-STM32L071CBT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

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Datasheet

62In Stock

3,000Expected 5/24/2027

¥798.9

¥548.1

¥488.3

¥441.8

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

STM32L071CBT7
STMicroelectronics
1: ¥744.1
469In Stock

Mfr. Part #
STM32L071CBT7

Mouser Part #
511-STM32L071CBT7

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

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Datasheet

469In Stock

¥744.1

¥564.7

¥519.9

¥470.1

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Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192 Kbytes of Flash , 32 MHz CPu

STM32L071CZU6
STMicroelectronics
1: ¥916.9
56In Stock
2,365Expected 1/22/2027

Mfr. Part #
STM32L071CZU6

Mouser Part #
511-STM32L071CZU6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192 Kbytes of Flash , 32 MHz CPu

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Datasheet

56In Stock

2,365Expected 1/22/2027

¥916.9

¥697.6

¥641.1

¥539.8

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

STM32L071KBU3
STMicroelectronics
1: ¥916.9
57In Stock
2,825Expected 8/13/2026

Mfr. Part #
STM32L071KBU3

Mouser Part #
511-STM32L071KBU3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU

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Datasheet

57In Stock

2,825Expected 8/13/2026

¥916.9

¥696

¥641.1

¥519.9

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

STM32L071KZT6
STMicroelectronics
1: ¥905.2
57In Stock
3,000On Order

Mfr. Part #
STM32L071KZT6

Mouser Part #
511-STM32L071KZT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

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Datasheet

57In Stock

3,000On Order

¥905.2

¥596.3

¥556.4

¥500

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Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

STM32L071KZU3
STMicroelectronics
1: ¥981.7
50In Stock

Mfr. Part #
STM32L071KZU3

Mouser Part #
511-STM32L071KZU3

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

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Datasheet

50In Stock

¥981.7

¥730.8

¥677.7

¥604.6

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Min.: 1
Mult.: 1

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

STM32L071V8T6
STMicroelectronics
1: ¥747.5
460In Stock
540Expected 7/19/2027

Mfr. Part #
STM32L071V8T6

Mouser Part #
511-STM32L071V8T6

STMicroelectronics

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

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Datasheet

460In Stock

540Expected 7/19/2027

¥747.5

¥523.2

¥478.4

¥431.9

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

STM32L071VZT6
STMicroelectronics
1: ¥908.6
138In Stock

Mfr. Part #
STM32L071VZT6

Mouser Part #
511-STM32L071VZT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

138In Stock

¥908.6

¥642.8

¥589.7

¥554.8

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Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072CZT6TR
STMicroelectronics
1: ¥837.1
51In Stock
33,600On Order

Mfr. Part #
STM32L072CZT6TR

Mouser Part #
511-STM32L072CZT6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

51In Stock

33,600On Order

Cut Tape

¥837.1

¥637.8

¥588

¥533.2

View

Reel

¥461.8

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072CZY6TR
STMicroelectronics
1: ¥823.9
354In Stock
5,000Expected 10/26/2026

Mfr. Part #
STM32L072CZY6TR

Mouser Part #
511-STM32L072CZY6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

354In Stock

5,000Expected 10/26/2026

Cut Tape

¥823.9

¥627.9

¥578

¥523.2

View

Reel

¥446.8

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072KZU6
STMicroelectronics
1: ¥813.9
53In Stock
14,700On Order

Mfr. Part #
STM32L072KZU6

Mouser Part #
511-STM32L072KZU6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

53In Stock

14,700On Order

¥813.9

¥632.8

¥583

¥538.2

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU, USB

STM32L072RBT6
STMicroelectronics
1: ¥976.7
6In Stock
1,920On Order

Mfr. Part #
STM32L072RBT6

Mouser Part #
511-STM32L072RBT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 128-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

6In Stock

1,920On Order

¥976.7

¥697.6

¥646.1

¥576.4

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072RZT6TR
STMicroelectronics
1: ¥1,024.8
387In Stock
1,000Expected 2/22/2027

Mfr. Part #
STM32L072RZT6TR

Mouser Part #
511-STM32L072RZT6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

387In Stock

1,000Expected 2/22/2027

Cut Tape

¥1,024.8

¥764.1

¥709.2

¥676

View

Reel

¥504.9

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192 Kbytes of Flash , 32 MHz CPU, USB, LCD

STM32L073RZT6
STMicroelectronics
1: ¥1,031.5
9In Stock
2,880Expected 12/16/2026

Mfr. Part #
STM32L073RZT6

Mouser Part #
511-STM32L073RZT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192 Kbytes of Flash , 32 MHz CPU, USB, LCD

Learn More

Datasheet

9In Stock

2,880Expected 12/16/2026

¥1,031.5

¥800.6

¥737.5

¥669.4

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB, LCD

STM32L073VZI6
STMicroelectronics
1: ¥1,174.3
364In Stock

Mfr. Part #
STM32L073VZI6

Mouser Part #
511-STM32L073VZI6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB, LCD

Learn More

Datasheet

364In Stock

¥1,174.3

¥877

¥813.9

¥725.9

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Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, AES

STM32L081KZT6
STMicroelectronics
1: ¥940.1
99In Stock
1,500Expected 5/3/2027

Mfr. Part #
STM32L081KZT6

Mouser Part #
511-STM32L081KZT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, AES

Learn More

Datasheet

99In Stock

1,500Expected 5/3/2027

¥940.1

¥672.7

¥622.9

¥554.8

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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

STM32L031E6Y6TR
STMicroelectronics
1: ¥312.3
19,700Expected 8/13/2026

Mfr. Part #
STM32L031E6Y6TR

Mouser Part #
511-STM32L031E6Y6TR

STMicroelectronics

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

Learn More

Datasheet

19,700Expected 8/13/2026

Cut Tape

¥312.3

¥229.2

¥209.3

¥186

View

Reel

¥152.6

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

STM32L031G6U7
STMicroelectronics
1: ¥388.7
14,899On Order

Mfr. Part #
STM32L031G6U7

Mouser Part #
511-STM32L031G6U7

STMicroelectronics

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

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Datasheet

14,899On Order

¥388.7

¥285.7

¥260.8

¥229.2

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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: ¥468.4
13,496On Order

Mfr. Part #
STM32L031K6T7

Mouser Part #
511-STM32L031K6T7

STMicroelectronics

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

Learn More

Datasheet

13,496On Order

¥468.4

¥322.2

¥302.3

¥260.8

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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

STM32L031K6U6TR
STMicroelectronics
1: ¥514.9
15,000Expected 10/22/2026

Mfr. Part #
STM32L031K6U6TR

Mouser Part #
511-STM32L031K6U6TR

STMicroelectronics

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

Learn More

Datasheet

15,000Expected 10/22/2026

Cut Tape

¥514.9

¥335.5

¥308.9

¥264.1

View

Reel

¥179.4

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

STM32L051C8T6TR
STMicroelectronics
1: ¥440.2
19,200On Order

Mfr. Part #
STM32L051C8T6TR

Mouser Part #
511-STM32L051C8T6TR

STMicroelectronics

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

Learn More

Datasheet

19,200On Order

Cut Tape

¥440.2

¥328.9

¥300.6

¥269.1

View

Reel

¥245.8

Min.: 1
Mult.: 1

: 2,400

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

STM32L051K6U6TR
STMicroelectronics
1: ¥373.7
14,350On Order

Mfr. Part #
STM32L051K6U6TR

Mouser Part #
511-STM32L051K6U6TR

STMicroelectronics

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

Learn More

Datasheet

14,350On Order

Cut Tape

¥373.7

¥277.4

¥252.5

¥225.9

View

Reel

¥186

Min.: 1
Mult.: 1

: 3,000

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

STM32L071KZU6
STMicroelectronics
1: ¥747.5
5,794Expected 3/15/2027

Mfr. Part #
STM32L071KZU6

Mouser Part #
511-STM32L071KZU6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU

Learn More

Datasheet

5,794Expected 3/15/2027

¥747.5

¥566.4

¥521.6

¥471.7

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072CZT6
STMicroelectronics
1: ¥837.1
11,902On Order

Mfr. Part #
STM32L072CZT6

Mouser Part #
511-STM32L072CZT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB

Learn More

Datasheet

11,902On Order

¥837.1

¥637.8

¥588

¥533.2

View

Min.: 1
Mult.: 1

STM32 L0 Ultra-Low-Power MCUs

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