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STMicroelectronics STM32U3 Series ARM Microcontrollers - MCU

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Part #

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby

STM32U375REY6QTR
STMicroelectronics
1: ¥906.9
162In Stock
New Product

Mfr. Part #
STM32U375REY6QTR

Mouser Part #
511-STM32U375REY6QTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby

Learn More

Datasheet

162In Stock

Cut Tape

¥906.9

¥689.3

¥636.2

¥574.7

View

Reel

¥415.3

Min.: 1
Mult.: 1

: 5,000

STM32U3

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375VET6
STMicroelectronics
1: ¥1,293.9
256In Stock
540Expected 8/13/2026
New Product

Mfr. Part #
STM32U375VET6

Mouser Part #
511-STM32U375VET6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

256In Stock

540Expected 8/13/2026

¥1,293.9

¥903.6

¥862.1

¥749.1

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 1 Mbyte of Flash memory

STM32U385RGT7
STMicroelectronics
1: ¥1,194.3
917In Stock
New Product

Mfr. Part #
STM32U385RGT7

Mouser Part #
511-STM32U385RGT7

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 1 Mbyte of Flash memory

Datasheet

917In Stock

¥1,194.3

¥920.2

¥852.1

¥837.1

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5CIT6Q
STMicroelectronics
1: ¥1,456.7
89In Stock
New Product

Mfr. Part #
STM32U3B5CIT6Q

Mouser Part #
511-STM32U3B5CIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

89In Stock

¥1,456.7

¥1,127.8

Min.: 1
Mult.: 1
Max.: 20

STM32U3

LQFP-48

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5CIU6
STMicroelectronics
1: ¥1,574.6
90In Stock
New Product

Mfr. Part #
STM32U3B5CIU6

Mouser Part #
511-STM32U3B5CIU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

90In Stock

¥1,574.6

¥1,181

Min.: 1
Mult.: 1
Max.: 20

STM32U3

UFQFPN-48

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5CIU6Q
STMicroelectronics
1: ¥1,574.6
89In Stock
New Product

Mfr. Part #
STM32U3B5CIU6Q

Mouser Part #
511-STM32U3B5CIU6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

89In Stock

¥1,574.6

¥1,181

Min.: 1
Mult.: 1
Max.: 20

STM32U3

UFQFPN-48

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5RIT6
STMicroelectronics
1: ¥1,523.1
90In Stock
New Product

Mfr. Part #
STM32U3B5RIT6

Mouser Part #
511-STM32U3B5RIT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

90In Stock

¥1,523.1

¥1,181

Min.: 1
Mult.: 1
Max.: 20

STM32U3

LQFP-64

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5RIT6Q
STMicroelectronics
1: ¥1,523.1
98In Stock
New Product

Mfr. Part #
STM32U3B5RIT6Q

Mouser Part #
511-STM32U3B5RIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

98In Stock

¥1,523.1

¥1,181

Min.: 1
Mult.: 1
Max.: 20

STM32U3

LQFP-64

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

STM32U3B5ZIT6Q
STMicroelectronics
1: ¥2,021.4
96In Stock
New Product

Mfr. Part #
STM32U3B5ZIT6Q

Mouser Part #
511-STM32U3B5ZIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS

Learn More

Datasheet

96In Stock

¥2,021.4

¥1,571.3

Min.: 1
Mult.: 1
Max.: 20

STM32U3

LQFP-144

- 40 C

+ 85 C

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5CIT6
STMicroelectronics
1: ¥1,631.1
81In Stock
New Product

Mfr. Part #
STM32U3C5CIT6

Mouser Part #
511-STM32U3C5CIT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

81In Stock

¥1,631.1

¥1,222.5

¥1,166

¥1,013.2

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5CIT6Q
STMicroelectronics
1: ¥1,504.9
99In Stock
New Product

Mfr. Part #
STM32U3C5CIT6Q

Mouser Part #
511-STM32U3C5CIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

99In Stock

¥1,504.9

¥1,166

¥1,029.8

¥986.6

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5CIU6
STMicroelectronics
1: ¥1,504.9
89In Stock
New Product

Mfr. Part #
STM32U3C5CIU6

Mouser Part #
511-STM32U3C5CIU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

89In Stock

¥1,504.9

¥1,166

¥1,029.8

¥986.6

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5CIU6Q
STMicroelectronics
1: ¥1,631.1
100In Stock
New Product

Mfr. Part #
STM32U3C5CIU6Q

Mouser Part #
511-STM32U3C5CIU6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

100In Stock

¥1,631.1

¥1,222.5

¥1,166

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

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5RIT6
STMicroelectronics
1: ¥1,659.3
74In Stock
New Product

Mfr. Part #
STM32U3C5RIT6

Mouser Part #
511-STM32U3C5RIT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

74In Stock

¥1,659.3

¥1,282.3

¥1,222.5

¥1,061.4

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5RIT6Q
STMicroelectronics
1: ¥1,659.3
49In Stock
960Expected 10/8/2026
New Product

Mfr. Part #
STM32U3C5RIT6Q

Mouser Part #
511-STM32U3C5RIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

49In Stock

960Expected 10/8/2026

¥1,659.3

¥1,282.3

¥1,222.5

¥1,061.4

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

STM32U3C5ZIT6Q
STMicroelectronics
1: ¥2,076.3
90In Stock
New Product

Mfr. Part #
STM32U3C5ZIT6Q

Mouser Part #
511-STM32U3C5ZIT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto

Learn More

Datasheet

90In Stock

¥2,076.3

¥1,614.5

¥1,539.7

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

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U385KGU6
STMicroelectronics
1: ¥1,146.1
4,063In Stock
2,940Expected 1/11/2027
New Product

Mfr. Part #
STM32U385KGU6

Mouser Part #
511-STM32U385KGU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

4,063In Stock

2,940Expected 1/11/2027

¥1,146.1

¥878.7

¥772.4

¥739.1

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 512 Kbytes of Flash

STM32U375CET6
STMicroelectronics
1: ¥840.5
90In Stock
1,500Expected 8/13/2026
New Product

Mfr. Part #
STM32U375CET6

Mouser Part #
511-STM32U375CET6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 512 Kbytes of Flash

Datasheet

90In Stock

1,500Expected 8/13/2026

¥840.5

¥641.1

¥589.7

¥534.8

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 512 Kbytes of Flash

STM32U375RET6
STMicroelectronics
1: ¥998.3
141In Stock
New Product

Mfr. Part #
STM32U375RET6

Mouser Part #
511-STM32U375RET6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 512 Kbytes of Flash

Datasheet

141In Stock

¥998.3

¥762.4

¥667.7

¥639.5

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 1 Mbyte of Flash memory

STM32U385RGY6GTR
STMicroelectronics
1: ¥1,009.9
136In Stock
New Product

Mfr. Part #
STM32U385RGY6GTR

Mouser Part #
511-STM32U385RGY6GTR

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone MCU 96 MHz 1 Mbyte of Flash memory

Datasheet

136In Stock

Cut Tape

¥1,009.9

¥774

¥714.2

¥649.5

View

Reel

¥558.1

Min.: 1
Mult.: 1

: 5,000

STM32U3

Reel, Cut Tape

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 MCU 96 MHz with 512 Kbytes

STM32U375CET6Q
STMicroelectronics
1: ¥840.5
1,996In Stock
New Product

Mfr. Part #
STM32U375CET6Q

Mouser Part #
511-STM32U375CET6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 MCU 96 MHz with 512 Kbytes

Learn More

Datasheet

1,996In Stock

¥840.5

¥641.1

¥589.7

¥534.8

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375KGU6
STMicroelectronics
1: ¥1,043.1
2,476In Stock
New Product

Mfr. Part #
STM32U375KGU6

Mouser Part #
511-STM32U375KGU6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

2,476In Stock

¥1,043.1

¥800.6

¥740.8

¥674.4

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375RGI6Q
STMicroelectronics
1: ¥1,106.2
2,929In Stock
New Product

Mfr. Part #
STM32U375RGI6Q

Mouser Part #
511-STM32U375RGI6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

2,929In Stock

¥1,106.2

¥850.4

¥787.3

¥715.9

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U375RGT6Q
STMicroelectronics
1: ¥1,079.7
2,083In Stock
New Product

Mfr. Part #
STM32U375RGT6Q

Mouser Part #
511-STM32U375RGT6Q

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

2,083In Stock

¥1,079.7

¥830.5

¥767.4

¥681

View

Min.: 1
Mult.: 1

STM32U3

Tray

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

STM32U385CGT6
STMicroelectronics
1: ¥1,063
723In Stock
New Product

Mfr. Part #
STM32U385CGT6

Mouser Part #
511-STM32U385CGT6

New Product

STMicroelectronics

ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 96 MHz 1 Mbyte of Flash

Learn More

Datasheet

723In Stock

¥1,063

¥815.6

¥754.1

¥686

View

Min.: 1
Mult.: 1

STM32U3

Tray

STMicroelectronics STM32U3 Series ARM Microcontrollers - MCU

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