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ARM Cortex M3 Core Embedded Processors & Controllers

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Core = ARM Cortex M3

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Part #

ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB

EFM32LG230F128G-F-QFN64R
Silicon Labs
1: ¥1,948.4
2,650In Stock

Mfr. Part #
EFM32LG230F128G-F-QFN64R

Mouser Part #
634-32LG230F128GFQFR

Silicon Labs

ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB

Learn More

Datasheet

2,650In Stock

Cut Tape

¥1,948.4

¥1,514.8

¥1,445.1

¥1,254.1

View

Reel

¥933.5

Min.: 1
Mult.: 1

: 3,000

ARM Microcontrollers - MCU

SMD/SMT

QFN-64

ARM Cortex M3

32 bit

48 MHz

128 kB

32 kB

12 bit

56 I/O

- 40 C

+ 85 C

Reel, Cut Tape

ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES

EFM32G232F128G-E-QFP64
Silicon Labs
1: ¥1,237.4
425In Stock

Mfr. Part #
EFM32G232F128G-E-QFP64

Mouser Part #
634-32G232F128GEFP64

Silicon Labs

ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES

Datasheet

425In Stock

¥1,237.4

¥1,026.5

¥955.1

¥885.3

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

TQFP-64

ARM Cortex M3

32 bit

32 MHz

128 kB

16 kB

12 bit

53 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB

EFM32LG380F256G-F-QFP100
Silicon Labs
1: ¥2,058
380In Stock

Mfr. Part #
EFM32LG380F256G-F-QFP100

Mouser Part #
634-32LG380F256GFQFP

Silicon Labs

ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB

Learn More

Datasheet

380In Stock

¥2,058

¥1,596.2

¥1,461.7

¥1,312.2

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M3

32 bit

48 MHz

256 kB

32 kB

12 bit

83 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU

EFM32JG12B500F1024GM48-C
Silicon Labs
1: ¥1,543.1
1,006In Stock

Mfr. Part #
EFM32JG12B500F1024GM48-C

Mouser Part #
634-JG12B500FGM48C

Silicon Labs

ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU

Learn More

Datasheet

1,006In Stock

¥1,543.1

¥1,260.7

¥1,152.7

¥1,061.4

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

QFN-48

ARM Cortex M3

32 bit

40 MHz

1.02 MB

256 kB

12 bit

33 I/O

- 40 C

+ 85 C

Tray

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

STM32F103RCY6TR
STMicroelectronics
1: ¥1,631.1
974In Stock
3,000Expected 8/6/2026

Mfr. Part #
STM32F103RCY6TR

Mouser Part #
511-STM32F103RCY6TR

STMicroelectronics

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

Learn More

Datasheet

974In Stock

3,000Expected 8/6/2026

Cut Tape

¥1,631.1

¥1,264

¥1,172.7

¥1,107.9

View

Reel

¥805.6

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-64

ARM Cortex M3

32 bit

72 MHz

256 kB

48 kB

12 bit

51 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB

EFM32LG842F256G-F-QFP64R
Silicon Labs
1: ¥2,112.8
5,787In Stock

Mfr. Part #
EFM32LG842F256G-F-QFP64R

Mouser Part #
634-32LG842256GFQFPR

Silicon Labs

ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB

Learn More

Datasheet

5,787In Stock

Cut Tape

¥2,112.8

¥1,717.5

¥1,637.7

¥1,421.8

View

Reel

¥1,114.5

Min.: 1
Mult.: 1

: 1,000

ARM Microcontrollers - MCU

SMD/SMT

TQFP-64

ARM Cortex M3

32 bit

48 MHz

256 kB

32 kB

12 bit

53 I/O

- 40 C

+ 85 C

Reel, Cut Tape

ARM Microcontrollers - MCU Tiny Gecko MCU IC

EFM32TG110F32-D-QFN24
Silicon Labs
1: ¥800.6
5,011In Stock

Mfr. Part #
EFM32TG110F32-D-QFN24

Mouser Part #
634-EFM32TG110F32-D

Silicon Labs

ARM Microcontrollers - MCU Tiny Gecko MCU IC

Learn More

Datasheet

5,011In Stock

¥800.6

¥666.1

¥617.9

¥556.4

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

QFN-24

ARM Cortex M3

32 bit

32 MHz

32 kB

4 kB

12 bit

17 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 16KB

STM32F100R4T6B
STMicroelectronics
1: ¥848.8
4,906In Stock

Mfr. Part #
STM32F100R4T6B

Mouser Part #
511-STM32F100R4T6B

STMicroelectronics

ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 16KB

Learn More

Datasheet

4,906In Stock

¥848.8

¥646.1

¥596.3

¥526.5

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M3

32 bit

24 MHz

128 kB

4 kB

12 bit

51 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash

STM32F100VCT6BTR
STMicroelectronics
1: ¥1,328.8
Non-Stocked Lead-Time 52 Weeks

Mfr. Part #
STM32F100VCT6BTR

Mouser Part #
511-STM32F100VCT6BTR

STMicroelectronics

ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash

Learn More

Datasheet

Non-Stocked Lead-Time 52 Weeks

Cut Tape

¥1,328.8

¥1,028.2

¥953.4

¥870.4

Reel

¥745.8

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M3

32 bit

24 MHz

256 kB

24 kB

12 bit

80 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC

STM32F101RBT6
STMicroelectronics
1: ¥835.5
476In Stock

Mfr. Part #
STM32F101RBT6

Mouser Part #
511-STM32F101RBT6

STMicroelectronics

ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC

Learn More

Datasheet

476In Stock

¥835.5

¥710.9

¥679.3

¥637.8

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M3

32 bit

36 MHz

128 kB

16 kB

12 bit

64 I/O

- 40 C

+ 85 C

Tray

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

STM32F103C6T6A
STMicroelectronics
1: ¥1,049.8
1,425In Stock

Mfr. Part #
STM32F103C6T6A

Mouser Part #
511-STM32F103C6T6A

STMicroelectronics

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

Learn More

Datasheet

1,425In Stock

¥1,049.8

¥820.5

¥752.4

¥699.3

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-48

ARM Cortex M3

32 bit

72 MHz

32 kB

10 kB

12 bit

37 I/O

- 40 C

+ 85 C

Tray

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

STM32F105RBT6
STMicroelectronics
1: ¥1,332.1
1,884In Stock

Mfr. Part #
STM32F105RBT6

Mouser Part #
511-STM32F105RBT6

STMicroelectronics

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

Learn More

Datasheet

1,884In Stock

¥1,332.1

¥1,031.5

¥956.7

¥950.1

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-64

ARM Cortex M3

32 bit

72 MHz

128 kB

64 kB

12 bit

51 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU

STM32L151ZDT6
STMicroelectronics
1: ¥2,174.2
243In Stock

Mfr. Part #
STM32L151ZDT6

Mouser Part #
511-STM32L151ZDT6

STMicroelectronics

ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU

Learn More

Datasheet

243In Stock

¥2,174.2

¥1,710.8

¥1,508.2

¥1,453.4

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-144

ARM Cortex M3

32 bit

32 MHz

384 kB

48 kB

12 bit

115 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp

STM32L151ZET6
STMicroelectronics
1: ¥2,342
855In Stock

Mfr. Part #
STM32L151ZET6

Mouser Part #
511-STM32L151ZET6

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp

Learn More

Datasheet

855In Stock

¥2,342

¥1,847

¥1,631.1

¥1,573

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-144

ARM Cortex M3

32 bit

32 MHz

512 kB

80 kB

12 bit

115 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, LCD, USB

STM32L152C6T6A
STMicroelectronics
1: ¥1,136.1
779In Stock

Mfr. Part #
STM32L152C6T6A

Mouser Part #
511-STM32L152C6T6A

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, LCD, USB

Learn More

Datasheet

779In Stock

¥1,136.1

¥833.8

¥777.3

¥684.3

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-48

ARM Cortex M3

32 bit

32 MHz

32 kB

10 kB

12 bit

37 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die

ADUCM320BBCZ-RL
Analog Devices
1: ¥5,371.7
1,643In Stock

Mfr. Part #
ADUCM320BBCZ-RL

Mouser Part #
584-ADUCM320BBCZ-RL

Analog Devices

ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die

Learn More

Datasheet

1,643In Stock

Cut Tape

¥5,371.7

¥4,491.3

¥4,405

¥4,300.3

View

Reel

¥3,659.2

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ARM Microcontrollers - MCU

SMD/SMT

BGA-96

ARM Cortex M3

32 bit

80 MHz

256 kB

32 kB

14 bit

40 I/O

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC CC3100R11MRGCR A 595 -CC3100R11MRGC A 59 A 595-CC3100R11MRGC

CC3100R11MRGCR
Texas Instruments
1: ¥1,825.4
2,235In Stock

Mfr. Part #
CC3100R11MRGCR

Mouser Part #
595-CC3100R11MRGCR

Texas Instruments

RF System on a Chip - SoC CC3100R11MRGCR A 595 -CC3100R11MRGC A 59 A 595-CC3100R11MRGC

Learn More

Datasheet

2,235In Stock

Cut Tape

¥1,825.4

¥1,450.1

¥1,348.7

¥1,237.4

View

Reel

¥1,069.7

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

RF System on a Chip - SoC

SMD/SMT

VQFN-64

ARM Cortex M3

40 MHz

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU PSOC 5LP ANALOG LITE, 256K FLASH

CY8C5468LTI-LP026
Infineon Technologies
1: ¥2,250.7
1,374In Stock

Mfr. Part #
CY8C5468LTI-LP026

Mouser Part #
727-CY8C5468LTILP026

Infineon Technologies

ARM Microcontrollers - MCU PSOC 5LP ANALOG LITE, 256K FLASH

Learn More

Datasheet

1,374In Stock

¥2,250.7

¥1,837.1

¥1,712.5

¥1,578

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

QFN-68

ARM Cortex M3

32 bit

67 MHz

256 kB

64 kB

12 bit

48 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ, 64K

CY8C5666AXI-LP004
Infineon Technologies
1: ¥2,996.4
623In Stock

Mfr. Part #
CY8C5666AXI-LP004

Mouser Part #
727-CY8C5666AXILP004

Infineon Technologies

ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ, 64K

Learn More

Datasheet

623In Stock

¥2,996.4

¥2,380.2

¥2,067.9

¥2,003.2

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

TQFP-100

ARM Cortex M3

32 bit

67 MHz

64 kB

16 kB

12 bit

72 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU 32b ARM Cortex-M3 512kB ROM 128 RAM

TMPM369FDFG
Toshiba
1: ¥1,832.1
634In Stock

Mfr. Part #
TMPM369FDFG

Mouser Part #
757-TMPM369FDFG

Toshiba

ARM Microcontrollers - MCU 32b ARM Cortex-M3 512kB ROM 128 RAM

Learn More

Datasheet

634In Stock

¥1,832.1

¥1,509.8

¥1,416.8

¥1,287.3

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-144

ARM Cortex M3

32 bit

80 MHz

512 kB

128 kB

12 bit

102 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller based on ARM Cortex-M3

LPC1768UKZ
NXP Semiconductors
1: ¥2,342
1,672In Stock

Mfr. Part #
LPC1768UKZ

Mouser Part #
771-LPC1768UKZ

NXP Semiconductors

ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller based on ARM Cortex-M3

Learn More

Datasheet

1,672In Stock

Cut Tape

¥2,342

¥1,778.9

¥1,705.8

¥1,506.5

View

Reel

¥1,212.5

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-100

ARM Cortex M3

32 bit

100 MHz

512 kB

64 kB

12 bit

70 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA

TMPM333FDFG(C,J)
Toshiba
1: ¥602.9
1,765In Stock

Mfr. Part #
TMPM333FDFG(C,J)

Mouser Part #
757-TMPM333FDFGCJ

Toshiba

ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA

Learn More

Datasheet

1,765In Stock

¥602.9

¥504.9

¥468.4

¥398.6

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

LQFP-100

ARM Cortex M3

32 bit

64 MHz

512 kB

64 kB

10 bit

68 I/O

0 C

+ 70 C

Tray

ARM Microcontrollers - MCU MM-LEGACY PSOC135

CY8C5266FNI-LP205T
Infineon Technologies
1: ¥2,599.5
1,013In Stock

Mfr. Part #
CY8C5266FNI-LP205T

Mouser Part #
727-CY8C5266FNLP205T

Infineon Technologies

ARM Microcontrollers - MCU MM-LEGACY PSOC135

Learn More

Datasheet

1,013In Stock

Cut Tape

¥2,599.5

¥1,974.9

¥1,893.5

¥1,667.6

¥1,592.9

Reel

¥1,308.9

Min.: 1
Mult.: 1

: 2,000

ARM Microcontrollers - MCU

SMD/SMT

WLCSP-99

ARM Cortex M3

32 bit

80 MHz

64 kB

16 kB

12 bit

62 I/O

- 40 C

+ 85 C

Reel, Cut Tape

ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 32KB

STM32F100C6T6B
STMicroelectronics
1: ¥719.2
1,434In Stock

Mfr. Part #
STM32F100C6T6B

Mouser Part #
511-STM32F100C6T6B

STMicroelectronics

ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 32KB

Learn More

Datasheet

1,434In Stock

¥719.2

¥544.8

¥486.7

¥453.5

View

Min.: 1
Mult.: 1

ARM Microcontrollers - MCU

SMD/SMT

ARM Cortex M3

32 bit

24 MHz

32 kB

4 kB

12 bit

37 I/O

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU 32BIT CORTEX M3 32K Flash 4KB RAM

STM32F100C6T6BTR
STMicroelectronics
1: ¥755.8
4,125In Stock

Mfr. Part #
STM32F100C6T6BTR

Mouser Part #
511-STM32F100C6T6BTR

STMicroelectronics

ARM Microcontrollers - MCU 32BIT CORTEX M3 32K Flash 4KB RAM

Learn More

Datasheet

4,125In Stock

Cut Tape

¥755.8

¥573

¥528.2

¥478.4

View

Reel

¥392

MouseReel Available

Min.: 1
Mult.: 1

: 2,400

ARM Microcontrollers - MCU

SMD/SMT

ARM Cortex M3

32 bit

24 MHz

32 kB

4 kB

12 bit

37 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

BGA-100
BGA-112
BGA-120
BGA-125
BGA-132
BGA-144
BGA-176
BGA-48
BGA-64
BGA-96
CSP-81
CSP-BGA-120
DSBGA-34
FBGA-192
FBGA-49
FBGA-90
FCBGA-49
HVQFN-33
LBGA-256
LFBGA-100

188 kHz
12 MHz
15 MHz
16 MHz
20 MHz
24 MHz
25 MHz
26 MHz
32 MHz
36 MHz
40 MHz
48 MHz
50 MHz
60 MHz
64 MHz
67 MHz
72 MHz
80 MHz
84 MHz
96 MHz

0 B
4 kB
8 kB
16 kB
32 kB
36 kB
48 kB
64 kB
72 kB, 512 kB
96 kB
128 kB
144 kB
192 kB
256 kB
272 kB
320 kB
384 kB
448 kB
512 kB
768 kB

2 kB
3 kB
4 kB
6 kB
8 kB
10 kB
12 kB
16 kB
18 kB
20 kB
22 kB
24 kB
30 kB
31 kB
32 kB
36 kB
40 kB
48 kB
50 kbit
52 kB

8 I/O
10 I/O
14 I/O
15 I/O
16 I/O
17 I/O
19 I/O
20 I/O
22 I/O
24 I/O
25 I/O
26 I/O
28 I/O
30 I/O
31 I/O
32 I/O
33 I/O
34 I/O
35 I/O
36 I/O