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STM32F3 Series ARM Microcontrollers - MCU

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Part #

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

STM32F303VET6
STMicroelectronics
1: $11.34
1,224In Stock

Mfr. Part No.
STM32F303VET6

Mouser Part No
511-STM32F303VET6

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

Learn More

Datasheet

1,224In Stock

$11.34

$8.81

$8.38

$7.90

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-100

ARM Cortex M4

512 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

82 I/O

64 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

STM32F303ZET6
STMicroelectronics
1: $14.06
488In Stock

Mfr. Part No.
STM32F303ZET6

Mouser Part No
511-STM32F303ZET6

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

Learn More

Datasheet

488In Stock

$14.06

$11.08

$9.78

$9.43

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-144

ARM Cortex M4

512 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

115 I/O

64 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32F334K8T6
STMicroelectronics
1: $7.27
1,445In Stock

Mfr. Part No.
STM32F334K8T6

Mouser Part No
511-STM32F334K8T6

STMicroelectronics

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

Learn More

Datasheet

1,445In Stock

$7.27

$5.59

$4.91

$4.80

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-32

ARM Cortex M4

64 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

35 I/O

12 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32F334K8T6TR
STMicroelectronics
1: $7.71
486In Stock

Mfr. Part No.
STM32F334K8T6TR

Mouser Part No
511-STM32F334K8T6TR

STMicroelectronics

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

Learn More

Datasheet

486In Stock

Cut Tape

$7.71

$5.84

$5.21

$4.87

View

Reel

$3.83

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

STM32F3

SMD/SMT

LQFP-32

ARM Cortex M4

64 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

35 I/O

12 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

STM32F334R8T6
STMicroelectronics
1: $8.17
618In Stock
2,880On Order

Mfr. Part No.
STM32F334R8T6

Mouser Part No
511-STM32F334R8T6

STMicroelectronics

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

Learn More

Datasheet

618In Stock

2,880On Order

$8.17

$6.30

$5.56

$5.19

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

64 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

51 I/O

12 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32F334R8T6TR
STMicroelectronics
1: $8.17
769In Stock

Mfr. Part No.
STM32F334R8T6TR

Mouser Part No
511-STM32F334R8T6TR

STMicroelectronics

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

Learn More

Datasheet

769In Stock

Cut Tape

$8.17

$6.30

$5.56

$5.32

Reel

$4.46

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

64 kB

32 bit

12 bit

72 MHz

51 I/O

12 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash

STM32F373CCT6TR
STMicroelectronics
1: $9.89
564In Stock

Mfr. Part No.
STM32F373CCT6TR

Mouser Part No
511-STM32F373CCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash

Learn More

Datasheet

564In Stock

Cut Tape

$9.89

$7.64

$7.29

$6.33

View

Reel

$4.71

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

STM32F3

LQFP-48

16 bit

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash

STM32F373RCT6TR
STMicroelectronics
1: $9.86
930In Stock

Mfr. Part No.
STM32F373RCT6TR

Mouser Part No
511-STM32F373RCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash

Learn More

Datasheet

930In Stock

Cut Tape

$9.86

$7.66

$6.77

$6.50

Reel

$4.96

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

256 kB

32 bit

12 bit, 3 x 16 bit

72 MHz

80 I/O

32 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU

STM32F373VCT6
STMicroelectronics
1: $10.01
1,880In Stock

Mfr. Part No.
STM32F373VCT6

Mouser Part No
511-STM32F373VCT6

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU

Learn More

Datasheet

1,880In Stock

$10.01

$7.87

$7.47

$6.99

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-100

ARM Cortex M4

256 kB

32 bit

12 bit, 3 x 16 bit

72 MHz

129 I/O

32 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32F301C8T6
STMicroelectronics
1: $6.66
100In Stock
1,500On Order

Mfr. Part No.
STM32F301C8T6

Mouser Part No
511-STM32F301C8T6

STMicroelectronics

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

Learn More

Datasheet

100In Stock

1,500On Order

$6.66

$4.97

$4.52

$4.11

View

Min.: 1
Mult.: 1

STM32F3

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

+ 85 C

Tray

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

STM32F301K6U6
STMicroelectronics
1: $5.15
61In Stock
2,940On Order

Mfr. Part No.
STM32F301K6U6

Mouser Part No
511-STM32F301K6U6

STMicroelectronics

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

Learn More

Datasheet

61In Stock

2,940On Order

$5.15

$3.83

$3.55

$3.24

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

UFQFPN-32

ARM Cortex M4

32 kB

32 bit

12 bit

72 MHz

24 I/O

16 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

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

STM32F301R8T6
STMicroelectronics
1: $7.46
6In Stock
960On Order

Mfr. Part No.
STM32F301R8T6

Mouser Part No
511-STM32F301R8T6

STMicroelectronics

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

Learn More

Datasheet

6In Stock

960On Order

$7.46

$5.57

$5.06

$4.56

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

64 kB

32 bit

12 bit

72 MHz

51 I/O

16 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

STM32F302CBT6TR
STMicroelectronics
1: $8.07
39In Stock

Mfr. Part No.
STM32F302CBT6TR

Mouser Part No
511-STM32F302CBT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

Learn More

Datasheet

39In Stock

Cut Tape

$8.07

$5.64

$5.38

$4.61

View

Reel

$3.67

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

STM32F3

SMD/SMT

ARM Cortex M4

128 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

37 I/O

32 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

STM32F302RBT6TR
STMicroelectronics
1: $7.65
36In Stock
3,000On Order

Mfr. Part No.
STM32F302RBT6TR

Mouser Part No
511-STM32F302RBT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

Learn More

Datasheet

36In Stock

3,000On Order

Cut Tape

$7.65

$5.89

$5.18

$4.97

View

Reel

$4.57

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

128 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

51 I/O

32 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU

STM32F302RCT6
STMicroelectronics
1: $8.50
244In Stock
960On Order

Mfr. Part No.
STM32F302RCT6

Mouser Part No
511-STM32F302RCT6

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU

Learn More

Datasheet

244In Stock

960On Order

$8.50

$6.54

$5.98

$5.46

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

256 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

51 I/O

40 kB

2 V

3.6 V

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz

STM32F302RCT6TR
STMicroelectronics
1: $9.46
31In Stock
1,000Expected 21/09/2026

Mfr. Part No.
STM32F302RCT6TR

Mouser Part No
511-STM32F302RCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz

Learn More

Datasheet

31In Stock

1,000Expected 21/09/2026

Cut Tape

$9.46

$7.18

$6.76

$5.87

View

Reel

$4.51

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

256 kB

32 bit

2 x 6 bit/8 bit/10 bit/12 bit

72 MHz

51 I/O

40 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

STM32F303CBT7
STMicroelectronics
1: $8.91
27In Stock
1,500Expected 04/01/2027

Mfr. Part No.
STM32F303CBT7

Mouser Part No
511-STM32F303CBT7

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

Learn More

Datasheet

27In Stock

1,500Expected 04/01/2027

$8.91

$6.82

$6.23

$5.77

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-48

ARM Cortex M4

128 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

37 I/O

40 kB

2 V

3.6 V

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

STM32F303CBT7TR
STMicroelectronics
1: $8.96
223In Stock

Mfr. Part No.
STM32F303CBT7TR

Mouser Part No
511-STM32F303CBT7TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 128 Kbytes of Flash

Learn More

Datasheet

223In Stock

Cut Tape

$8.96

$6.72

$6.41

$5.56

View

Reel

$4.79

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

STM32F3

SMD/SMT

LQFP-48

ARM Cortex M4

128 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

37 I/O

40 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, 256 Kbytes of Flash

STM32F303RCT6TR
STMicroelectronics
1: $9.29
28In Stock
5,000On Order

Mfr. Part No.
STM32F303RCT6TR

Mouser Part No
511-STM32F303RCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

Learn More

Datasheet

28In Stock

5,000On Order

Cut Tape

$9.29

$7.19

$6.53

$6.26

Reel

$5.06

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

256 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

52 I/O

32 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

STM32F303RET6TR
STMicroelectronics
1: $12.54
22In Stock
2,000On Order

Mfr. Part No.
STM32F303RET6TR

Mouser Part No
511-STM32F303RET6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

Learn More

Datasheet

22In Stock

2,000On Order

Cut Tape

$12.54

$9.79

$7.91

$7.40

View

Reel

$6.44

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-64

ARM Cortex M4

512 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

51 I/O

64 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

STM32F303VCT6TR
STMicroelectronics
1: $11.56
21In Stock
1,000Expected 28/12/2026

Mfr. Part No.
STM32F303VCT6TR

Mouser Part No
511-STM32F303VCT6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

Learn More

Datasheet

21In Stock

1,000Expected 28/12/2026

Cut Tape

$11.56

$8.99

$8.58

$7.45

View

Reel

$6.54

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-100

ARM Cortex M4

256 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

87 I/O

40 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

STM32F303VCT7
STMicroelectronics
1: $12.01
23In Stock
2,160On Order

Mfr. Part No.
STM32F303VCT7

Mouser Part No
511-STM32F303VCT7

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash

Learn More

Datasheet

23In Stock

2,160On Order

$12.01

$9.08

$8.53

$7.86

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-100

ARM Cortex M4

256 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

87 I/O

40 kB

2 V

3.6 V

- 40 C

+ 105 C

Tray

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

STM32F303VET6TR
STMicroelectronics
1: $12.25
155In Stock
1,000Expected 15/12/2026

Mfr. Part No.
STM32F303VET6TR

Mouser Part No
511-STM32F303VET6TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

Learn More

Datasheet

155In Stock

1,000Expected 15/12/2026

Cut Tape

$12.25

$9.65

$9.00

$8.31

View

Reel

$7.02

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

STM32F3

SMD/SMT

LQFP-100

ARM Cortex M4

512 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

82 I/O

64 kB

2 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

STM32F303ZET7
STMicroelectronics
1: $16.53
13In Stock
360On Order

Mfr. Part No.
STM32F303ZET7

Mouser Part No
511-STM32F303ZET7

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash

Learn More

Datasheet

13In Stock

360On Order

$16.53

$12.93

$11.67

$11.01

View

Min.: 1
Mult.: 1

STM32F3

SMD/SMT

LQFP-144

ARM Cortex M4

512 kB

32 bit

4 x 6 bit/8 bit/10 bit/12 bit

72 MHz

115 I/O

64 kB

2 V

3.6 V

- 40 C

+ 105 C

Tray

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

STM32F334C8T6TR
STMicroelectronics
1: $8.69
2,400In Stock

Mfr. Part No.
STM32F334C8T6TR

Mouser Part No
511-STM32F334C8T6TR

STMicroelectronics

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

Learn More

Datasheet

2,400In Stock

Cut Tape

$8.69

$6.07

$5.79

$5.03

View

Reel

$3.92

Min.: 1
Mult.: 1

: 2,400

STM32F3

Reel, Cut Tape

STM32F3 Series ARM Microcontrollers - MCU

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9 I/O
10 I/O
24 I/O
25 I/O
26 I/O
34 I/O
35 I/O
36 I/O
37 I/O
38 I/O
44 I/O
45 I/O
51 I/O
52 I/O
56 I/O
77 I/O
80 I/O
82 I/O
86 I/O
87 I/O