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ARM Cortex M3 Core Embedded Processors & Controllers

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Results: 2,010

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Core = ARM Cortex M3

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Part #

ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line

STM32F101RET6
STMicroelectronics
1: £5.60
167In Stock
960Expected 13/04/2026

Mfr. Part No.
STM32F101RET6

Mouser Part No
511-STM32F101RET6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line

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Datasheet

167In Stock

960Expected 13/04/2026

£5.60

£4.44

£4.16

£3.95

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line

STM32F101T6U6A
STMicroelectronics
1: £3.60
10In Stock

Mfr. Part No.
STM32F101T6U6A

Mouser Part No
511-STM32F101T6U6A

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line

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Datasheet

10In Stock

£3.60

£2.74

£2.52

£2.29

View

Min.: 1
Mult.: 1

SMD/SMT

UFQFPN-36

ARM Cortex M3

26 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU

STM32F101ZCT6
STMicroelectronics
1: £6.91
100In Stock

Mfr. Part No.
STM32F101ZCT6

Mouser Part No
511-STM32F101ZCT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU

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Datasheet

100In Stock

£6.91

£5.38

£4.71

£4.53

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

112 I/O

32 bit

12 bit

ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash

STM32F101ZGT6
STMicroelectronics
1: £9.93
41In Stock

Mfr. Part No.
STM32F101ZGT6

Mouser Part No
511-STM32F101ZGT6

STMicroelectronics

ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash

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Datasheet

41In Stock

£9.93

£7.81

£6.90

£6.65

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

112 I/O

32 bit

ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Access Line MCU

STM32F102C6T6ATR
STMicroelectronics
1: £5.05
1,382In Stock

Mfr. Part No.
STM32F102C6T6ATR

Mouser Part No
511-STM32F102C6T6ATR

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Access Line MCU

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Datasheet

1,382In Stock

Cut Tape

£5.05

£3.71

£3.46

£3.04

View

Reel

£2.09

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,400

SMD/SMT

LQFP-48

ARM Cortex M3

37 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE

STM32F103CBT6TR
STMicroelectronics
1: £5.18
280In Stock
4,800Expected 18/03/2026

Mfr. Part No.
STM32F103CBT6TR

Mouser Part No
511-STM32F103CBT6TR

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE

Learn More

Datasheet

280In Stock

4,800Expected 18/03/2026

Cut Tape

£5.18

£4.00

£3.69

£3.37

View

Reel

£2.92

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,400

SMD/SMT

LQFP-48

ARM Cortex M3

37 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m

STM32F103RCT7TR
STMicroelectronics
1: £6.71
227In Stock

Mfr. Part No.
STM32F103RCT7TR

Mouser Part No
511-STM32F103RCT7TR

STMicroelectronics

ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m

Learn More

Datasheet

227In Stock

Cut Tape

£6.71

£5.22

£4.85

£4.43

Reel

£4.00

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 64kb PL

STM32F103T8U7TR
STMicroelectronics
1: £4.85
18In Stock

Mfr. Part No.
STM32F103T8U7TR

Mouser Part No
511-STM32F103T8U7TR

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit ARM Cortex MED Density 64kb PL

Learn More

Datasheet

18In Stock

Cut Tape

£4.85

£3.73

£3.46

£3.14

View

Reel

£2.73

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

SMD/SMT

UFQFPN-36

ARM Cortex M3

26 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC

STM32F103V8T6
STMicroelectronics
1: £5.50
147In Stock
540Expected 27/03/2026

Mfr. Part No.
STM32F103V8T6

Mouser Part No
511-STM32F103V8T6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC

Learn More

Datasheet

147In Stock

540Expected 27/03/2026

£5.50

£3.95

£3.61

£3.34

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M3

100 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32-Bit ARM Cortex High Density 512kb

STM32F103VET7TR
STMicroelectronics
1: £10.53
735In Stock

Mfr. Part No.
STM32F103VET7TR

Mouser Part No
511-STM32F103VET7TR

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit ARM Cortex High Density 512kb

Learn More

Datasheet

735In Stock

Cut Tape

£10.53

£8.00

£7.66

£6.76

View

Reel

£5.60

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

SMD/SMT

LQFP-100

ARM Cortex M3

32 bit

12 bit

ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash

STM32F103ZCT7
STMicroelectronics
1: £9.69
196In Stock

Mfr. Part No.
STM32F103ZCT7

Mouser Part No
511-STM32F103ZCT7

STMicroelectronics

ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash

Learn More

Datasheet

196In Stock

£9.69

£7.37

£7.00

£6.22

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

112 I/O

32 bit

12 bit

ARM Microcontrollers - MCU STM32F103 Perf Line M3 768kB 72 MHz MCU

STM32F103ZFH6TR
STMicroelectronics
1: £11.69
62In Stock

Mfr. Part No.
STM32F103ZFH6TR

Mouser Part No
511-STM32F103ZFH6TR

STMicroelectronics

ARM Microcontrollers - MCU STM32F103 Perf Line M3 768kB 72 MHz MCU

Learn More

Datasheet

62In Stock

Cut Tape

£11.69

£9.18

£8.80

£7.00

View

Reel

£6.33

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

SMD/SMT

BGA-144

ARM Cortex M3

112 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3

STM32F105VBT6
STMicroelectronics
1: £5.23
110In Stock
540Expected 27/03/2026

Mfr. Part No.
STM32F105VBT6

Mouser Part No
511-STM32F105VBT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3

Learn More

Datasheet

110In Stock

540Expected 27/03/2026

£5.23

£4.05

£3.46

£3.45

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M3

80 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3

STM32F107RBT6
STMicroelectronics
1: £6.25
42In Stock
960Expected 30/03/2026

Mfr. Part No.
STM32F107RBT6

Mouser Part No
511-STM32F107RBT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3

Learn More

Datasheet

42In Stock

960Expected 30/03/2026

£6.25

£4.85

£4.50

£4.01

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

STM32F205RFT6
STMicroelectronics
1: £10.59
122In Stock

Mfr. Part No.
STM32F205RFT6

Mouser Part No
511-STM32F205RFT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

Learn More

Datasheet

122In Stock

£10.59

£8.05

£7.72

£6.80

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU High-performance ARM Cortex-M3 MCU

STM32F205VET6TR
STMicroelectronics
1: £9.00
76In Stock

Mfr. Part No.
STM32F205VET6TR

Mouser Part No
511-STM32F205VET6TR

STMicroelectronics

ARM Microcontrollers - MCU High-performance ARM Cortex-M3 MCU

Learn More

Datasheet

76In Stock

Cut Tape

£9.00

£7.06

£6.58

£6.05

View

Reel

£5.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

SMD/SMT

LQFP-100

ARM Cortex M3

82 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

STM32F205VFT6
STMicroelectronics
1: £8.71
62In Stock

Mfr. Part No.
STM32F205VFT6

Mouser Part No
511-STM32F205VFT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

Learn More

Datasheet

62In Stock

£8.71

£6.47

£6.03

£6.02

£5.82

Min.: 1
Mult.: 1

SMD/SMT

LQFP-100

ARM Cortex M3

82 I/O

32 bit

12 bit

ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel

STM32F205ZCT7
STMicroelectronics
1: £9.89
112In Stock

Mfr. Part No.
STM32F205ZCT7

Mouser Part No
511-STM32F205ZCT7

STMicroelectronics

ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel

Learn More

Datasheet

112In Stock

£9.89

£7.80

£6.88

£6.63

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

114 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

STM32F207IET6
STMicroelectronics
1: £11.46
69In Stock

Mfr. Part No.
STM32F207IET6

Mouser Part No
511-STM32F207IET6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

Learn More

Datasheet

69In Stock

£11.46

£9.08

£8.22

£7.75

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-176

ARM Cortex M3

140 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32-Bit ARM Cortex 768kb Connectivity

STM32F207IFH6
STMicroelectronics
1: £14.19
558In Stock

Mfr. Part No.
STM32F207IFH6

Mouser Part No
511-STM32F207IFH6

STMicroelectronics

ARM Microcontrollers - MCU 32-Bit ARM Cortex 768kb Connectivity

Learn More

Datasheet

558In Stock

£14.19

£11.76

£11.27

£9.93

View

Min.: 1
Mult.: 1

SMD/SMT

BGA-176

ARM Cortex M3

32 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

STM32F207IFT6
STMicroelectronics
1: £12.32
67In Stock

Mfr. Part No.
STM32F207IFT6

Mouser Part No
511-STM32F207IFT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB

Learn More

Datasheet

67In Stock

£12.32

£9.76

£8.86

£8.35

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-176

ARM Cortex M3

140 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB

STM32F207ZCT6
STMicroelectronics
1: £10.00
64In Stock

Mfr. Part No.
STM32F207ZCT6

Mouser Part No
511-STM32F207ZCT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB

Learn More

Datasheet

64In Stock

£10.00

£7.88

£6.95

£6.70

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

114 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

STM32F215RET6
STMicroelectronics
1: £8.96
68In Stock
960Expected 17/04/2026

Mfr. Part No.
STM32F215RET6

Mouser Part No
511-STM32F215RET6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

Learn More

Datasheet

68In Stock

960Expected 17/04/2026

£8.96

£7.04

£6.55

£5.88

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

STM32F217ZET6
STMicroelectronics
1: £9.93
65In Stock

Mfr. Part No.
STM32F217ZET6

Mouser Part No
511-STM32F217ZET6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB

Learn More

Datasheet

65In Stock

£9.93

£7.86

£7.00

Min.: 1
Mult.: 1

SMD/SMT

LQFP-144

ARM Cortex M3

114 I/O

32 bit

12 bit

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

STM32L152RCT6
STMicroelectronics
1: £5.59
249In Stock
960Expected 01/06/2026

Mfr. Part No.
STM32L152RCT6

Mouser Part No
511-STM32L152RCT6

STMicroelectronics

ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz

Learn More

Datasheet

249In Stock

960Expected 01/06/2026

£5.59

£4.32

£4.00

£3.56

View

Min.: 1
Mult.: 1

SMD/SMT

LQFP-64

ARM Cortex M3

51 I/O

32 bit

12 bit

ARM Cortex M3 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

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BGA-100
BGA-112
BGA-120
BGA-125
BGA-132
BGA-144
BGA-176
BGA-324
BGA-48
BGA-64
BGA-96
CSP-288
CSP-81
CSP-BGA-120
FBGA-192
FCBGA-1152
FCSBGA-158
FCSBGA-325
FCSBGA-536
FCVBGA-484

8 I/O
10 I/O
16 I/O
17 I/O
19 I/O
20 I/O
24 I/O
25 I/O
26 I/O
28 I/O
30 I/O
32 I/O
33 I/O
34 I/O
35 I/O
36 I/O
37 I/O
38 I/O
40 I/O
41 I/O