ARM Microcontrollers - MCU

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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 64 Kbytes of Flash , 32 MHz CPU, USB, LCD

STM32L053R8T6
STMicroelectronics
1: $3.97
630In Stock

Mfr. Part No.
STM32L053R8T6

Mouser Part No
511-STM32L053R8T6

STMicroelectronics

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

Learn More

Datasheet

630In Stock

$3.97

$3.00

$2.61

$2.42

View

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

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L071CBT3
STMicroelectronics
1: $5.29
38In Stock
1,500Expected 12/07/2027

Mfr. Part No.
STM32L071CBT3

Mouser Part No
511-STM32L071CBT3

STMicroelectronics

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

Learn More

Datasheet

38In Stock

1,500Expected 12/07/2027

$5.29

$4.02

$3.51

$3.36

View

Min.: 1
Mult.: 1

STM32L071CB

SMD/SMT

LQFP-48

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

40 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 125 C

Tray

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

STM32L071CBT6
STMicroelectronics
1: $5.00
62In Stock
3,000Expected 24/05/2027

Mfr. Part No.
STM32L071CBT6

Mouser Part No
511-STM32L071CBT6

STMicroelectronics

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

Learn More

Datasheet

62In Stock

3,000Expected 24/05/2027

$5.00

$3.53

$3.08

$2.94

$2.70

Min.: 1
Mult.: 1

STM32L071CB

SMD/SMT

LQFP-48

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

40 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L071CBT7
STMicroelectronics
1: $4.96
469In Stock

Mfr. Part No.
STM32L071CBT7

Mouser Part No
511-STM32L071CBT7

STMicroelectronics

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

Learn More

Datasheet

469In Stock

$4.96

$3.76

$3.28

$3.13

View

Min.: 1
Mult.: 1

STM32L071CB

SMD/SMT

LQFP-48

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

40 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L071CZU6
STMicroelectronics
1: $6.11
686In Stock
3,120Expected 22/01/2027

Mfr. Part No.
STM32L071CZU6

Mouser Part No
511-STM32L071CZU6

STMicroelectronics

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

Learn More

Datasheet

686In Stock

3,120Expected 22/01/2027

$6.11

$4.30

$4.01

$3.53

View

Min.: 1
Mult.: 1

STM32L071CZ

SMD/SMT

UFQFPN-48

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

40 I/O

20 kB

1.65 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L071KZT6
STMicroelectronics
1: $5.67
149In Stock
3,000On Order

Mfr. Part No.
STM32L071KZT6

Mouser Part No
511-STM32L071KZT6

STMicroelectronics

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

Learn More

Datasheet

149In Stock

3,000On Order

$5.67

$3.82

$3.45

$3.08

View

Min.: 1
Mult.: 1

STM32L071KZ

SMD/SMT

LQFP-32

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

25 I/O

20 kB

1.65 V

3.6 V

- 40 C

+ 125 C

Tray

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

STM32L071KZU3
STMicroelectronics
1: $6.15
42In Stock
2,940Expected 21/06/2027

Mfr. Part No.
STM32L071KZU3

Mouser Part No
511-STM32L071KZU3

STMicroelectronics

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

Learn More

Datasheet

42In Stock

2,940Expected 21/06/2027

$6.15

$4.82

$4.49

$3.88

View

Min.: 1
Mult.: 1

STM32L071KZ

SMD/SMT

UFQFPN-32

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

25 I/O

20 kB

1.65 V

3.6 V

- 40 C

+ 125 C

Tray

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

STM32L071RBT6TR
STMicroelectronics
1: $5.60
58In Stock
6,000Expected 05/07/2027

Mfr. Part No.
STM32L071RBT6TR

Mouser Part No
511-STM32L071RBT6TR

STMicroelectronics

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

Learn More

Datasheet

58In Stock

6,000Expected 05/07/2027

Cut Tape

$5.60

$4.00

$3.63

$3.30

View

Reel

$2.80

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32L071RB

SMD/SMT

LQFP-64

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

51 I/O

20 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 64-Kbytes of Flash , 32 MHz CPU

STM32L071V8T6
STMicroelectronics
1: $4.97
453In Stock
540Expected 19/07/2027

Mfr. Part No.
STM32L071V8T6

Mouser Part No
511-STM32L071V8T6

STMicroelectronics

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

Learn More

Datasheet

453In Stock

540Expected 19/07/2027

$4.97

$3.48

$3.19

$2.73

View

Min.: 1
Mult.: 1

STM32L071V8

SMD/SMT

LQFP-100

ARM Cortex M0+

64 kB

32 bit

12 bit

32 MHz

84 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L071VZT6
STMicroelectronics
1: $6.05
138In Stock

Mfr. Part No.
STM32L071VZT6

Mouser Part No
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

$6.05

$4.28

$3.92

$3.70

View

Min.: 1
Mult.: 1

STM32L071VZ

SMD/SMT

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

84 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L072CZT6TR
STMicroelectronics
1: $6.47
51In Stock
33,600On Order

Mfr. Part No.
STM32L072CZT6TR

Mouser Part No
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

$6.47

$4.64

$4.21

$3.84

View

Reel

$2.87

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

STM32L072CZ

SMD/SMT

LQFP-48

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

40 I/O

20 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 192-Kbytes of Flash , 32 MHz CPU, USB

STM32L072CZY6TR
STMicroelectronics
1: $6.36
354In Stock
5,000Expected 22/10/2026

Mfr. Part No.
STM32L072CZY6TR

Mouser Part No
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 22/10/2026

Cut Tape

$6.36

$4.56

$4.14

$3.77

View

Reel

$2.98

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

STM32L072CZ

SMD/SMT

WLCSP-49

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

40 I/O

20 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 128-Kbytes of Flash , 32 MHz CPU, USB

STM32L072RBT6
STMicroelectronics
1: $6.25
6In Stock
1,920On Order

Mfr. Part No.
STM32L072RBT6

Mouser Part No
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

$6.25

$4.48

$4.06

$3.70

View

Min.: 1
Mult.: 1

STM32L072RB

SMD/SMT

LQFP-64

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

51 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L072RZT6TR
STMicroelectronics
1: $6.42
376In Stock
1,000Expected 22/02/2027

Mfr. Part No.
STM32L072RZT6TR

Mouser Part No
511-STM32L072RZT6TR

STMicroelectronics

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

Learn More

Datasheet

376In Stock

1,000Expected 22/02/2027

Cut Tape

$6.42

$4.79

$4.35

$4.13

View

Reel

$3.37

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32L072RZ

SMD/SMT

LQFP-64

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

51 I/O

20 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 192 Kbytes of Flash , 32 MHz CPU, USB, LCD

STM32L073RZT6
STMicroelectronics
1: $6.91
9In Stock
2,880Expected 21/12/2026

Mfr. Part No.
STM32L073RZT6

Mouser Part No
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 21/12/2026

$6.91

$5.17

$4.70

$4.23

View

Min.: 1
Mult.: 1

STM32L073RZ

SMD/SMT

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

51 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L073VZI6
STMicroelectronics
1: $7.53
364In Stock

Mfr. Part No.
STM32L073VZI6

Mouser Part No
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

$7.53

$5.63

$5.12

$4.66

View

Min.: 1
Mult.: 1

STM32L073VZ

ARM Cortex M0+

32 bit

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L081KZT6
STMicroelectronics
1: $6.02
97In Stock
1,500Expected 03/05/2027

Mfr. Part No.
STM32L081KZT6

Mouser Part No
511-STM32L081KZT6

STMicroelectronics

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

Learn More

Datasheet

97In Stock

1,500Expected 03/05/2027

$6.02

$4.32

$3.92

$3.57

View

Min.: 1
Mult.: 1

STM32L081KZ

SMD/SMT

LQFP-32

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

25 I/O

20 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

STM32L031K6U6TR
STMicroelectronics
1: $3.10
15,000Expected 23/10/2026

Mfr. Part No.
STM32L031K6U6TR

Mouser Part No
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 23/10/2026

Cut Tape

$3.10

$2.02

$1.86

$1.59

View

Reel

$1.18

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

STM32L031K6

SMD/SMT

UFQFPN-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 64 Kbytes of Flash , 32 MHz CPU

STM32L051C8T6TR
STMicroelectronics
1: $3.42
19,200On Order

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

19,200On Order

Cut Tape

$3.42

$2.41

$2.17

$1.95

View

Reel

$1.54

Min.: 1
Mult.: 1

: 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

STM32L051K8U6TR
STMicroelectronics
1: $2.87
12,740On Order

Mfr. Part No.
STM32L051K8U6TR

Mouser Part No
511-STM32L051K8U6TR

STMicroelectronics

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

Learn More

Datasheet

12,740On Order

Cut Tape

$2.87

$2.14

$1.84

$1.75

$1.59

Reel

$1.40

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

STM32L051K8

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

Reel, Cut Tape, MouseReel

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

STM32L071KBU3
STMicroelectronics
1: $5.08
5,780On Order

Mfr. Part No.
STM32L071KBU3

Mouser Part No
511-STM32L071KBU3

STMicroelectronics

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

Learn More

Datasheet

5,780On Order

$5.08

$3.86

$3.77

$3.48

View

Min.: 1
Mult.: 1

STM32L071KB

SMD/SMT

ARM Cortex M0+

128 kB

32 bit

12 bit

32 MHz

25 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 125 C

Tray

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

STM32L071KZU6
STMicroelectronics
1: $6.09
5,794Expected 22/03/2027

Mfr. Part No.
STM32L071KZU6

Mouser Part No
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 22/03/2027

$6.09

$4.19

$3.90

$3.43

View

Min.: 1
Mult.: 1

STM32L071KZ

SMD/SMT

UFQFPN-32

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

25 I/O

20 kB

1.65 V

3.6 V

- 40 C

+ 125 C

Tray

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

STM32L072CZT6
STMicroelectronics
1: $5.91
11,902On Order

Mfr. Part No.
STM32L072CZT6

Mouser Part No
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

$5.91

$4.50

$3.93

$3.76

View

Min.: 1
Mult.: 1

STM32L072CZ

SMD/SMT

LQFP-48

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

40 I/O

20 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32L072KZU6
STMicroelectronics
1: $5.72
14,495On Order

Mfr. Part No.
STM32L072KZU6

Mouser Part No
511-STM32L072KZU6

STMicroelectronics

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

Learn More

Datasheet

14,495On Order

$5.72

$4.35

$3.80

$3.63

View

Min.: 1
Mult.: 1

STM32L072KZ

SMD/SMT

UFQFPN-32

ARM Cortex M0+

192 kB

32 bit

12 bit

32 MHz

25 I/O

20 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, USB, LCD

STM32L073V8T6
STMicroelectronics
1: $6.21
49In Stock

Mfr. Part No.
STM32L073V8T6

Mouser Part No
511-STM32L073V8T6

STMicroelectronics

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

Learn More

Datasheet

49In Stock

$6.21

$4.49

$4.16

$3.76

View

Min.: 1
Mult.: 1

STM32L073V8

SMD/SMT

ARM Cortex M0+

64 kB

32 bit

12 bit

32 MHz

84 I/O

20 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