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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: $5.742
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

$5.742

$4.365

$4.028

$3.639

View

Reel

$2.629

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: $8.193
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

$8.193

$5.721

$5.458

$4.743

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: $7.562
919In 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

919In Stock

$7.562

$5.826

$5.395

$5.301

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: $9.223
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

$9.223

$7.141

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: $9.970
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

$9.970

$7.478

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: $9.970
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

$9.970

$7.478

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: $9.644
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

$9.644

$7.478

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: $9.644
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

$9.644

$7.478

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: $12.799
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

$12.799

$9.949

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: $10.328
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

$10.328

$7.740

$7.383

$6.415

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: $9.528
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

$9.528

$7.383

$6.520

$6.247

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: $9.528
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

$9.528

$7.383

$6.520

$6.247

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: $10.328
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

$10.328

$7.740

$7.383

$6.415

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

STM32U3C5RIT6
STMicroelectronics
1: $10.506
76In 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

76In Stock

$10.506

$8.119

$7.740

$6.720

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: $10.506
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

$10.506

$8.119

$7.740

$6.720

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: $13.146
100In 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

100In Stock

$13.146

$10.222

$9.749

$8.466

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

STM32U385KGU6
STMicroelectronics
1: $7.257
4.052In 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

4.052In Stock

2.940Expected 1/11/2027

$7.257

$5.563

$4.890

$4.680

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: $5.322
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

$5.322

$4.060

$3.734

$3.386

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: $6.321
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

$6.321

$4.827

$4.228

$4.049

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: $6.394
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

$6.394

$4.901

$4.522

$4.112

View

Reel

$3.534

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: $5.322
2.006In 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

2.006In Stock

$5.322

$4.060

$3.734

$3.386

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: $6.605
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

$6.605

$5.069

$4.691

$4.270

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: $7.004
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

$7.004

$5.385

$4.985

$4.533

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: $6.836
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

$6.836

$5.258

$4.859

$4.312

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: $6.731
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

$6.731

$5.164

$4.775

$4.343

View

Min.: 1
Mult.: 1

STM32U3

Tray

STM32U3 Series ARM Microcontrollers - MCU

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