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STMicroelectronics Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU 8BIT Ultralow MCU 8KB Flash 1KB RAM

STM8S903K3U6
STMicroelectronics
1: $2.72
2,933In Stock

Mfr. Part #
STM8S903K3U6

Mouser Part #
511-STM8S903K3U6

STMicroelectronics

8-bit Microcontrollers - MCU 8BIT Ultralow MCU 8KB Flash 1KB RAM

Learn More

Datasheet

2,933In Stock

$2.72

$1.87

$1.67

$1.50

View

Min.: 1
Mult.: 1

SMD/SMT

VFQFPN-32

STM8

8 kB

8 bit

10 bit

16 MHz

28 I/O

1 kB

2.95 V

5.5 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Value Line ARM 32Bit 64kB Flash 48-Pin

STM32F100C8T7BTR
STMicroelectronics
1: $6.21
1,012In Stock

Mfr. Part #
STM32F100C8T7BTR

Mouser Part #
511-STM32F100C8T7BTR

STMicroelectronics

ARM Microcontrollers - MCU Value Line ARM 32Bit 64kB Flash 48-Pin

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Datasheet

1,012In Stock

Cut Tape

$6.21

$4.64

$4.20

$3.84

View

Reel

$2.90

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

SMD/SMT

ARM Cortex M3

64 kB

32 bit

12 bit

24 MHz

37 I/O

8 kB

2 V

3.6 V

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 64 Kbytes of Flash 7

STM32F302C8T7
STMicroelectronics
1: $6.86
590In Stock

Mfr. Part #
STM32F302C8T7

Mouser Part #
511-STM32F302C8T7

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 64 Kbytes of Flash 7

Learn More

Datasheet

590In Stock

$6.86

$5.26

$4.62

$4.42

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-48

ARM Cortex M4

64 kB

32 bit

12 bit

72 MHz

37 I/O

16 kB

2 V

3.6 V

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU 32B ARM Cortex-M4 256KB Flsh 72MHz CPU

STM32F358VCT6
STMicroelectronics
1: $9.92
537In Stock

Mfr. Part #
STM32F358VCT6

Mouser Part #
511-STM32F358VCT6

STMicroelectronics

ARM Microcontrollers - MCU 32B ARM Cortex-M4 256KB Flsh 72MHz CPU

Learn More

Datasheet

537In Stock

$9.92

$7.17

$6.58

$6.10

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M4

256 kB

32 bit

12 bit

72 MHz

86 I/O

48 kB

1.65 V

1.95 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

STM32L073RZH6
STMicroelectronics
1: $6.91
3,656In Stock

Mfr. Part #
STM32L073RZH6

Mouser Part #
511-STM32L073RZH6

STMicroelectronics

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

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Datasheet

3,656In Stock

$6.91

$5.08

$4.55

$4.16

View

Min.: 1
Mult.: 1

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 STM32L15 Low Power M3 256kB 32MHz MCU

STM32L151VCT6A
STMicroelectronics
1: $12.33
520In Stock
NRND

Mfr. Part #
STM32L151VCT6A

Mouser Part #
511-STM32L151VCT6A

NRND

STMicroelectronics

ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU

Learn More

Datasheet

520In Stock

$12.33

$9.59

$9.15

$7.94

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M3

256 kB

32 bit

12 bit

32 MHz

83 I/O

32 kB

1.8 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash , USB FS, LCD

STM32L433CBY6TR
STMicroelectronics
1: $6.30
4,762In Stock

Mfr. Part #
STM32L433CBY6TR

Mouser Part #
511-STM32L433CBY6TR

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash , USB FS, LCD

Learn More

Datasheet

4,762In Stock

Cut Tape

$6.30

$4.33

$4.03

$3.55

View

Reel

$2.68

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

SMD/SMT

WLCSP-48

ARM Cortex M4

128 kB

32 bit

12 bit

80 MHz

38 I/O

64 kB

1.71 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

STM32C051C6T6
STMicroelectronics
1: $1.67
881In Stock
1,500Expected 9/28/2026
New Product

Mfr. Part #
STM32C051C6T6

Mouser Part #
511-STM32C051C6T6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

881In Stock

1,500Expected 9/28/2026

$1.67

$1.22

$1.04

$0.978

$0.932

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

STM32C051C6U6
STMicroelectronics
1: $1.67
240In Stock
New Product

Mfr. Part #
STM32C051C6U6

Mouser Part #
511-STM32C051C6U6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

240In Stock

$1.67

$1.22

$1.04

Min.: 1
Mult.: 1
Max.: 50

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

STM32C051C8U6
STMicroelectronics
1: $1.73
1,424In Stock
New Product

Mfr. Part #
STM32C051C8U6

Mouser Part #
511-STM32C051C8U6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

1,424In Stock

$1.73

$1.27

$1.08

$1.02

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

STM32C051K6T6
STMicroelectronics
1: $1.54
1,057In Stock
1,500Expected 10/6/2026
New Product

Mfr. Part #
STM32C051K6T6

Mouser Part #
511-STM32C051K6T6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 32 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

1,057In Stock

1,500Expected 10/6/2026

$1.54

$1.13

$0.952

$0.90

$0.892

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

STM32C051K8U6
STMicroelectronics
1: $1.60
279In Stock
2,940Expected 9/28/2026
New Product

Mfr. Part #
STM32C051K8U6

Mouser Part #
511-STM32C051K8U6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

279In Stock

2,940Expected 9/28/2026

$1.60

$1.17

$0.993

$0.939

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM, 48 MHz CPU

STM32C051K8U7
STMicroelectronics
1: $1.70
200In Stock
New Product

Mfr. Part #
STM32C051K8U7

Mouser Part #
511-STM32C051K8U7

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash 12 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

200In Stock

$1.70

$1.25

$1.06

Min.: 1
Mult.: 1
Max.: 25

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

STM32C071CBU6
STMicroelectronics
1: $2.31
1,204In Stock
6,240On Order
New Product

Mfr. Part #
STM32C071CBU6

Mouser Part #
511-STM32C071CBU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

1,204In Stock

6,240On Order

$2.31

$1.56

$1.43

$1.33

Min.: 1
Mult.: 1
Max.: 100

ARM Cortex M0

128 kB

48 MHz

24 kB

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM, 48 MHz CPU

STM32C071CBU7
STMicroelectronics
1: $2.10
260In Stock
New Product

Mfr. Part #
STM32C071CBU7

Mouser Part #
511-STM32C071CBU7

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

260In Stock

$2.10

$1.54

$1.32

Min.: 1
Mult.: 1
Max.: 50

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM, 48 MHz CPU

STM32C071GBU3TR
STMicroelectronics
1: $2.42
678In Stock
3,000Expected 5/10/2027
New Product

Mfr. Part #
STM32C071GBU3TR

Mouser Part #
511-STM32C071GBU3TR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

678In Stock

3,000Expected 5/10/2027

Cut Tape

$2.42

$1.78

$1.52

$1.36

View

Reel

$1.09

MouseReel Available

Min.: 1
Mult.: 1
Max.: 500

: 3,000

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

STM32C071GBU6
STMicroelectronics
1: $2.48
47,040On Order
New Product

Mfr. Part #
STM32C071GBU6

Mouser Part #
511-STM32C071GBU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

47,040On Order

$2.48

$1.60

$1.43

$1.18

View

Min.: 1
Mult.: 1
Max.: 2,500

ARM Cortex M0

128 kB

48 MHz

24 kB

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

STM32C071RBT6N
STMicroelectronics
1: $2.21
319In Stock
New Product

Mfr. Part #
STM32C071RBT6N

Mouser Part #
511-STM32C071RBT6N

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 24 Kbytes RAM 48 MHz CPU 2x USART

Learn More

Datasheet

319In Stock

$2.21

$1.64

$1.40

$1.29

Min.: 1
Mult.: 1
Max.: 250

ARM Cortex M0

128 kB

48 MHz

24 kB

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

STM32C091CBT6
STMicroelectronics
1: $2.21
474In Stock
1,500Expected 9/28/2026
New Product

Mfr. Part #
STM32C091CBT6

Mouser Part #
511-STM32C091CBT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

Learn More

Datasheet

474In Stock

1,500Expected 9/28/2026

$2.21

$1.64

$1.40

$1.33

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

STM32C091CCT6
STMicroelectronics
1: $2.45
740In Stock
3,000On Order
New Product

Mfr. Part #
STM32C091CCT6

Mouser Part #
511-STM32C091CCT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

Learn More

Datasheet

740In Stock

3,000On Order

$2.45

$1.82

$1.56

$1.48

Min.: 1
Mult.: 1
Max.: 300

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

STM32C091FBP6
STMicroelectronics
1: $1.92
1,188In Stock
New Product

Mfr. Part #
STM32C091FBP6

Mouser Part #
511-STM32C091FBP6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

1,188In Stock

$1.92

$1.41

$1.21

$1.15

Min.: 1
Mult.: 1
Max.: 300

Tube

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

STM32C091FCP6
STMicroelectronics
1: $2.17
1,106In Stock
1,480Expected 9/28/2026
New Product

Mfr. Part #
STM32C091FCP6

Mouser Part #
511-STM32C091FCP6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

1,106In Stock

1,480Expected 9/28/2026

$2.17

$1.60

$1.37

$1.30

Min.: 1
Mult.: 1
Max.: 300

Tube

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

STM32C091KBU6
STMicroelectronics
1: $2.12
189In Stock
New Product

Mfr. Part #
STM32C091KBU6

Mouser Part #
511-STM32C091KBU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM, 48 MHz CPU

Learn More

Datasheet

189In Stock

$2.12

$1.56

$1.34

$1.27

Min.: 1
Mult.: 1
Max.: 100

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

STM32C091KCT6
STMicroelectronics
1: $2.36
592In Stock
1,500Expected 11/23/2026
New Product

Mfr. Part #
STM32C091KCT6

Mouser Part #
511-STM32C091KCT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

Learn More

Datasheet

592In Stock

1,500Expected 11/23/2026

$2.36

$1.75

$1.50

$1.42

$1.40

Min.: 1
Mult.: 1
Max.: 250

Tray

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

STM32C091KCU6
STMicroelectronics
1: $2.36
395In Stock
5,880Expected 1/21/2027
New Product

Mfr. Part #
STM32C091KCU6

Mouser Part #
511-STM32C091KCU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash 36 Kbytes RAM 48 MHz CPU 4x USART

Learn More

Datasheet

395In Stock

5,880Expected 1/21/2027

$2.36

$1.75

$1.50

$1.42

Min.: 1
Mult.: 1
Max.: 200

Tray

STMicroelectronics Microcontrollers - MCU

Types of Microcontrollers - MCU

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BGA-100
BGA-132
BGA-144
BGA-168
BGA-169
BGA-176
BGA-216
BGA-292
BGA-64
CSP-100
CSP-115
CSP-36
CSP-48
CSP-64
CSP-72
CSP-81
FPBGA-292
FPBGA-302
FPBGA-386
LBGA-256

ARM Cortex M0
ARM Cortex M0+
ARM Cortex M0+, ARM Cortex M4
ARM Cortex M3
ARM Cortex M33
ARM Cortex M4
ARM Cortex M4, ARM Cortex M7
ARM Cortex M4F
ARM Cortex M55
ARM Cortex M7
ARM Cortex-R52+
e200z0
e200z0h
e200z0h, e200z4d
e200z2
e200z2, e200z4
e200z335
e200z4
e200z420
e200z420n3

0 B
1 KB
2 kB
4 kB
8 kB
16 kB
32 kB
64 kB
96 kB
128 kB
176 kB
192 kB
256 kB
320 kB
384 kB
512 kB
640 kB
768 kB
1 MB
1.5 MB

2 x 10 bit
2 x 10 bit, 5 x 12 bit, 6 x 16 bit
2 x 12 bit
2 x 16 bit
2 x 6 bit/8 bit/10 bit/12 bit
2 x 8 bit/10 bit/12 bit
3 x 10 bit, 5 x 12 bit, 6 x 16 bit
3 x 12 bit
3 x 12 bit, 1 x 16 bit
3 x 16 bit
4 x 12 bit
4 x 6 bit/8 bit/10 bit/12 bit
5 x 12 bit
5 x 12 bit, 2 x 16 bit
6 bit/8 bit/10 bit/12 bit
8 bit to 16 bit
10 bit
10 bit, 12 bit
10 bit, 3 x 12 bit
10 bit, 4 x 12 bit

8 MHz
15 MHz
16 MHz
20 MHz
24 MHz
32 MHz
32 MHz, 64 MHz
36 MHz
48 MHz
56 MHz
64 MHz
72 MHz
80 MHz
80 MHz, 120 MHz
80 MHz, 160 MHz
84 MHz
96 MHz
100 MHz
110 MHz
120 MHz

5 I/O
6 I/O
8 I/O
9 I/O
10 I/O
11 I/O
14 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
23 I/O
24 I/O
25 I/O
26 I/O
27 I/O

384 B
512 B
1 kB
1.5 kB
2 kB
4 kB
6 kB
8 kB
10 kB
12 kB
16 KB
16 kB
18 kB
20 kB
22 kB
24 kB
32 KB
32 kB
36 kB
40 kB

1.14 V
1.2 V
1.225 V
1.62 V
1.65 V
1.656 V
1.7 V
1.71 V
1.72 V
1.8 V
2 V
2.4 V
2.7 V
2.9 V
2.95 V
3 V
3.15 V
3.3 V
3.3 V/5 V
3.8 V