8-bit Microcontrollers - MCU – Mouser Switzerland

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EFM8™ Sleepy Bee 8-bit MCUs

Silicon Labs EFM8™ Sleepy Bee Family of MCUs are energy-friendly 8-bit microcontrollers with comprehensive features in small packages. They have low power consumption by combining innovative low energy techniques and short wake-up times from energy-saving modes. The Silicon Labs EFM8 are well suited for any battery-operated applications.

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Part #

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: 1.92 CHF
1 531In 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 531In Stock

1.92 CHF

1.76 CHF

1.72 CHF

1.69 CHF

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

EFM8SB20F64G-B-QFN24
Silicon Labs
1: 2.17 CHF
2 683In 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 683In Stock

2.17 CHF

1.82 CHF

1.52 CHF

1.45 CHF

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 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F32G-B-QFN24R
Silicon Labs
1: 2.87 CHF
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

2.87 CHF

2.09 CHF

1.17 CHF

Reel

1.08 CHF

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: 2.36 CHF
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

2.36 CHF

1.94 CHF

1.79 CHF

1.58 CHF

View

Reel

1.21 CHF

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

EFM8SB10F8A-A-QFN20R
Silicon Labs
1: 3.65 CHF
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

3.65 CHF

2.42 CHF

2.20 CHF

1.87 CHF

Reel

1.33 CHF

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

EFM8SB20F64G-B-QFN32
Silicon Labs
1: 1.79 CHF
1 161In 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 161In Stock

1.79 CHF

1.65 CHF

1.61 CHF

1.58 CHF

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 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F16G-B-QFN24
Silicon Labs
1: 1.60 CHF
364In Stock

Mfr. Part No.
EFM8SB20F16G-B-QFN24

Mouser Part No
634-EFM8SBF16GBQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

364In Stock

1.60 CHF

1.36 CHF

1.13 CHF

1.07 CHF

View

Min.: 1
Mult.: 1

CIP-51 8051

16 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 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F32G-B-QFN32R
Silicon Labs
1: 3.10 CHF
81In Stock
End of Life

Mfr. Part No.
EFM8SB20F32G-B-QFN32R

Mouser Part No
634-EFM8SB32GBQFN32R

End of Life

Silicon Labs

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

Learn More

Datasheet

81In Stock

Cut Tape

3.10 CHF

2.10 CHF

1.95 CHF

1.69 CHF

Reel

1.13 CHF

View

Min.: 1
Mult.: 1

: 1 500

CIP-51 8051

32 kB

4.25 kB

25 MHz

10 bit

24 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 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F32G-B-QFN32
Silicon Labs
1: 1.94 CHF
797In Stock
End of Life

Mfr. Part No.
EFM8SB20F32G-B-QFN32

Mouser Part No
634-EFM8SBF32GBQFN32

End of Life

Silicon Labs

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

Learn More

Datasheet

797In Stock

1.94 CHF

1.62 CHF

1.38 CHF

1.31 CHF

View

Min.: 1
Mult.: 1

CIP-51 8051

32 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 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

EFM8SB20F16G-B-QFN24R
Silicon Labs
1 500: 0.896 CHF
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8SB20F16G-B-QFN24R

Mouser Part No
634-EFM8SB16GBQFN24R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

0.896 CHF

0.857 CHF

Min.: 1 500
Mult.: 1 500

: 1 500

CIP-51 8051

16 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

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

EFM8SB20F32G-B-QFN24
Silicon Labs
1: 1.75 CHF
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8SB20F32G-B-QFN24

Mouser Part No
634-EFM8SBF32GBQFN24

Silicon Labs

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

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

1.75 CHF

1.48 CHF

1.23 CHF

1.17 CHF

View

Min.: 1
Mult.: 1

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

Tube

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

EFM8SB10F8A-A-QFN24R
Silicon Labs
1 500: 1.47 CHF
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
EFM8SB10F8A-A-QFN24R

Mouser Part No
634-M8SB10F8AAQFN24R

Silicon Labs

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

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

1.47 CHF

Min.: 1 500
Mult.: 1 500

: 1 500

CIP-51 8051

8 kB

512 B

QFN-24

25 MHz

12 bit

17 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

EFM8SB

AEC-Q100

Reel

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

EFM8SB20F64G-B-QFN32R
Silicon Labs
1: 3.57 CHF
Non-Stocked Lead-Time 20 Weeks
End of Life

Mfr. Part No.
EFM8SB20F64G-B-QFN32R

Mouser Part No
634-EFM8SB64GBQFN32R

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

Non-Stocked Lead-Time 20 Weeks

Cut Tape

3.57 CHF

2.35 CHF

2.15 CHF

1.83 CHF

View

Reel

1.44 CHF

Min.: 1
Mult.: 1

: 1 500

EFM8SB

Reel, Cut Tape

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

EFM8SB10F8A-A-QFN20
Silicon Labs
1: 2.34 CHF
Non-Stocked Lead-Time 20 Weeks
End of Life

Mfr. Part No.
EFM8SB10F8A-A-QFN20

Mouser Part No
634-FM8SB10F8AAQFN20

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

Non-Stocked Lead-Time 20 Weeks

2.34 CHF

1.95 CHF

1.91 CHF

1.85 CHF

View

Min.: 1
Mult.: 1

EFM8SB

AEC-Q100

Tube

EFM8™ Sleepy Bee 8-bit MCUs

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