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EFM8 8-bit Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB20F32G-B-QFN32R
Silicon Labs
1: Rp59.808
10.547In Stock

Mfr. Part No.
EFM8UB20F32G-B-QFN32R

Mouser Part No
634-EFM8UB32GBQFN32R

Silicon Labs

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

10.547In Stock

Cut Tape

Rp59.808

Rp44.581

Rp40.728

Rp36.509

Reel

Rp31.005

View

Min.: 1
Mult.: 1

: 1.500

EFM8UB2

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB10F8G-C-QFN20R
Silicon Labs
1: Rp26.051
52.913In Stock

Mfr. Part No.
EFM8UB10F8G-C-QFN20R

Mouser Part No
634-8UB10F8GCQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

52.913In Stock

Cut Tape

Rp26.051

Rp20.364

Rp18.309

Rp17.062

Reel

Rp15.172

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

8 kB

2.25 kB

QFN-20

50 MHz

12 bit

13 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8UB

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F64E-C-QFN24
Silicon Labs
1: Rp60.542
13.008In Stock

Mfr. Part No.
EFM8LB12F64E-C-QFN24

Mouser Part No
634-LB12F64ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

13.008In Stock

Rp60.542

Rp46.048

Rp42.012

Rp37.793

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F64G-B-QFN24
Silicon Labs
1: Rp52.103
2.654In Stock

Mfr. Part No.
EFM8SB20F64G-B-QFN24

Mouser Part No
634-EFM8SBF64GBQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

2.654In Stock

Rp52.103

Rp39.444

Rp35.958

Rp32.289

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QFN-24

25 MHz

10 bit

16 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F8A-A-QFN24
Silicon Labs
1: Rp62.193
1.519In Stock

Mfr. Part No.
EFM8SB10F8A-A-QFN24

Mouser Part No
634-FM8SB10F8AAQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

1.519In Stock

Rp62.193

Rp46.415

Rp42.379

Rp37.976

View

Min.: 1
Mult.: 1

CIP-51 8051

8 kB

512 B

25 MHz

12 bit

17 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F64E-C-QFN24R
Silicon Labs
1: Rp63.477
4.089In Stock

Mfr. Part No.
EFM8LB12F64E-C-QFN24R

Mouser Part No
634-LB12F64ECQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

4.089In Stock

Cut Tape

Rp63.477

Rp51.919

Rp44.948

Rp42.563

Reel

Rp34.490

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

64 kB

4.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU

EFM8LB11F32ES0-C-QFN24R
Silicon Labs
1: Rp48.984
1.399In Stock

Mfr. Part No.
EFM8LB11F32ES0-C-QFN24R

Mouser Part No
634-LB11F32ES0CFN24R

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

1.399In Stock

Cut Tape

Rp48.984

Rp36.325

Rp33.206

Rp29.721

Reel

Rp25.501

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

32 kB

2.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU

EFM8LB12F64ES1-C-QFN24
Silicon Labs
1: Rp58.707
1.274In Stock

Mfr. Part No.
EFM8LB12F64ES1-C-QFN24

Mouser Part No
634-LB12F64ES1CQFN24

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

1.274In Stock

Rp58.707

Rp46.048

Rp42.012

Rp37.793

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU

EFM8LB11F16ES0-C-QFN24R
Silicon Labs
1: Rp41.829
1.500In Stock

Mfr. Part No.
EFM8LB11F16ES0-C-QFN24R

Mouser Part No
634-LB11F16ES0CFN24R

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

1.500In Stock

Cut Tape

Rp41.829

Rp31.005

Rp28.253

Rp25.317

Reel

Rp21.465

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

16 kB

1.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU

EFM8LB12F32ES0-C-QFN24R
Silicon Labs
1: Rp52.836
1.265In Stock

Mfr. Part No.
EFM8LB12F32ES0-C-QFN24R

Mouser Part No
634-LB12F32ES0CFN24R

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

1.265In Stock

Cut Tape

Rp52.836

Rp39.444

Rp35.958

Rp32.289

Reel

Rp27.336

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

32 kB

2.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB11F16E-C-QFN24
Silicon Labs
1: Rp41.829
2.259In Stock

Mfr. Part No.
EFM8LB11F16E-C-QFN24

Mouser Part No
634-LB11F16ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

2.259In Stock

Rp41.829

Rp31.005

Rp28.253

Rp25.317

View

Min.: 1
Mult.: 1

CIP-51 8051

16 kB

1.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU

EFM8LB10F16ES1-C-QFN24R
Silicon Labs
1: Rp39.260
1.368In Stock

Mfr. Part No.
EFM8LB10F16ES1-C-QFN24R

Mouser Part No
634-LB10F16ES1CFN24R

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

1.368In Stock

Cut Tape

Rp39.260

Rp28.987

Rp26.418

Rp23.666

Reel

Rp20.181

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

16 kB

1.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F32G-B-QFN24R
Silicon Labs
1: Rp66.596
865In Stock

Mfr. Part No.
EFM8SB20F32G-B-QFN24R

Mouser Part No
634-EFM8SB32GBQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

865In Stock

Cut Tape

Rp66.596

Rp48.617

Rp43.297

Rp37.976

Reel

Rp23.483

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

32 kB

4.25 kB

QFN-24

25 MHz

10 bit

16 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F64G-B-QFN24R
Silicon Labs
1: Rp52.836
1.500In Stock

Mfr. Part No.
EFM8SB20F64G-B-QFN24R

Mouser Part No
634-EFM8SB64GBQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

1.500In Stock

Cut Tape

Rp52.836

Rp39.444

Rp35.958

Rp32.289

Reel

Rp27.336

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

64 kB

4.25 kB

25 MHz

10 bit

16 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB20F32G-B-QFN32
Silicon Labs
1: Rp58.524
587In Stock

Mfr. Part No.
EFM8UB20F32G-B-QFN32

Mouser Part No
634-EFM8UBF32GBQFN32

Silicon Labs

8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

587In Stock

Rp58.524

Rp44.581

Rp40.728

Rp36.509

View

Min.: 1
Mult.: 1

CIP-51 8051

32 kB

2.25 kB

QFN-32

48 MHz

10 bit

25 I/O

3.3 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8UB2

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F64E-C-QSOP24
Silicon Labs
1: Rp65.128
1.905In Stock
End of Life

Mfr. Part No.
EFM8LB12F64E-C-QSOP24

Mouser Part No
634-LB12F64ECQSOP24

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

1.905In Stock

Rp65.128

Rp48.617

Rp44.397

Rp39.811

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QSOP-24

72 MHz

10 bit/12 bit/14 bit

21 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB10F16E-C-QFN24
Silicon Labs
1: Rp39.260
92In Stock

Mfr. Part No.
EFM8LB10F16E-C-QFN24

Mouser Part No
634-LB10F16ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

92In Stock

Rp39.260

Rp28.987

Rp26.418

Rp23.666

View

Min.: 1
Mult.: 1

CIP-51 8051

16 kB

1.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB10F16E-C-QFN32
Silicon Labs
1: Rp40.912
605In Stock

Mfr. Part No.
EFM8LB10F16E-C-QFN32

Mouser Part No
634-LB10F16ECQFN32

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

605In Stock

Rp40.912

Rp30.087

Rp27.519

Rp24.584

View

Min.: 1
Mult.: 1

CIP-51 8051

16 kB

1.25 kB

QFN-32

72 MHz

10 bit/12 bit/14 bit

29 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tray

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F8A-A-QFN20R
Silicon Labs
1: Rp59.808
1.221In Stock
End of Life

Mfr. Part No.
EFM8SB10F8A-A-QFN20R

Mouser Part No
634-M8SB10F8AAQFN20R

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

1.221In Stock

Cut Tape

Rp59.808

Rp44.581

Rp40.728

Rp36.509

Reel

Rp31.005

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

8 kB

512 B

QFN-20

25 MHz

12 bit

16 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

AEC-Q100

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

EFM8LB11F32E-C-QFN24
Silicon Labs
1: Rp48.984
813In Stock

Mfr. Part No.
EFM8LB11F32E-C-QFN24

Mouser Part No
634-LB11F32ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

813In Stock

Rp48.984

Rp36.325

Rp33.206

Rp29.721

View

Min.: 1
Mult.: 1

CIP-51 8051

32 kB

2.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tube

8-bit Microcontrollers - MCU

EFM8LB12F64ES1-C-QFN24R
Silicon Labs
1: Rp61.643
5.732In Stock

Mfr. Part No.
EFM8LB12F64ES1-C-QFN24R

Mouser Part No
634-LB12F64ES1CFN24R

Silicon Labs

8-bit Microcontrollers - MCU

Learn More

Datasheet

5.732In Stock

Cut Tape

Rp61.643

Rp46.048

Rp42.012

Rp37.793

Reel

Rp31.005

View

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

64 kB

4.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F64G-B-QFN32
Silicon Labs
1: Rp82.557
1.111In Stock
End of Life

Mfr. Part No.
EFM8SB20F64G-B-QFN32

Mouser Part No
634-EFM8SBF64GBQFN32

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

1.111In Stock

Rp82.557

Rp54.671

Rp46.232

Rp42.379

View

Min.: 1
Mult.: 1

CIP-51 8051

64 kB

4.25 kB

QFN-32

25 MHz

10 bit

24 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB10F8G-C-QFN20
Silicon Labs
1: Rp32.656
2.547In Stock
5.040Expected 09/10/2026

Mfr. Part No.
EFM8UB10F8G-C-QFN20

Mouser Part No
634-8UB10F8GCQFN20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

2.547In Stock

5.040Expected 09/10/2026

Rp32.656

Rp27.702

Rp24.217

Rp22.566

View

Min.: 1
Mult.: 1

CIP-51 8051

8 kB

2.25 kB

QFN-20

50 MHz

12 bit

13 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8UB

Tube

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F32E-C-QFN24R
Silicon Labs
1: Rp52.836
980In Stock

Mfr. Part No.
EFM8LB12F32E-C-QFN24R

Mouser Part No
634-LB12F32ECQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

980In Stock

Cut Tape

Rp52.836

Rp39.444

Rp35.958

Rp32.289

Reel

Rp29.170

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

CIP-51 8051

32 kB

2.25 kB

QFN-24

72 MHz

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F32E-C-QFP32
Silicon Labs
1: Rp63.661
943In Stock

Mfr. Part No.
EFM8LB12F32E-C-QFP32

Mouser Part No
634-LB12F32ECQFP32

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

943In Stock

Rp63.661

Rp47.516

Rp43.480

Rp38.894

View

Min.: 1
Mult.: 1

CIP-51 8051

32 kB

2.25 kB

QFP-32

72 MHz

10 bit/12 bit/14 bit

28 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

EFM8LB1

Tray

EFM8 8-bit Microcontrollers - MCU

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