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CIP-51 8051 Core Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Download Table (.CSV)

Part #

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

EFM8SB20F64G-B-QFN24R
Silicon Labs
1: $3.58
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

$3.58

$3.00

$2.77

$2.49

Reel

$2.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

CIP-51 8051

8 bit

25 MHz

64 kB

4.25 kB

10 bit

16 I/O

1.8 V

3.6 V

+ 85 C

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-QSOP24
Silicon Labs
1: $7.21
2,009In 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

2,009In Stock

$7.21

$4.78

$4.35

$3.69

View

Min.: 1
Mult.: 1

SMD/SMT

QSOP-24

CIP-51 8051

8 bit

72 MHz

64 kB

4.25 kB

10 bit/12 bit/14 bit

21 I/O

2.2 V

3.6 V

+ 105 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64G-D-QFP32R
Silicon Labs
1: $6.22
10,597In Stock

Mfr. Part No.
EFM8BB31F64G-D-QFP32R

Mouser Part No
634-EF8BB31F64GDP32R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

10,597In Stock

Cut Tape

$6.22

$4.12

$3.75

$3.19

$3.03

Reel

$2.77

Min.: 1
Mult.: 1

: 500

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

28 I/O

2.2 V

3.6 V

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

EFM8UB10F16G-C-QFN20R
Silicon Labs
1: $2.95
15,177In Stock
18,000On Order

Mfr. Part No.
EFM8UB10F16G-C-QFN20R

Mouser Part No
634-8UB10F16GCQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU

Datasheet

15,177In Stock

18,000On Order

Cut Tape

$2.95

$2.47

$2.30

$2.06

Reel

$1.66

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

8 bit

50 MHz

16 kB

2.25 kB

12 bit

13 I/O

2.2 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

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

EFM8BB10F8G-A-SOIC16R
Silicon Labs
1: $1.44
4,313In Stock

Mfr. Part No.
EFM8BB10F8G-A-SOIC16R

Mouser Part No
634-8BB10F8GASO16R

Silicon Labs

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

Learn More

Datasheet

4,313In Stock

Cut Tape

$1.44

$1.14

$1.02

$0.947

Reel

$0.811

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

SOIC-16

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

13 I/O

2.2 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU

EFM8SB10F2G-A-QFN20
Silicon Labs
1: $1.60
6,338In Stock

Mfr. Part No.
EFM8SB10F2G-A-QFN20

Mouser Part No
634-8SB10F2GAQF20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU

Learn More

Datasheet

6,338In Stock

$1.60

$1.27

$1.13

$1.04

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

2 kB

256 B

12 bit

16 I/O

1.8 V

3.6 V

+ 85 C

Tube

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

EFM8SB10F8G-A-QFN20R
Silicon Labs
1: $2.00
10,650In Stock

Mfr. Part No.
EFM8SB10F8G-A-QFN20R

Mouser Part No
634-8SB10F8GAQF20R

Silicon Labs

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

Datasheet

10,650In Stock

Cut Tape

$2.00

$1.59

$1.41

$1.31

Reel

$1.12

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

16 I/O

1.8 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F16G-D-QFN32R
Silicon Labs
1: $2.20
5,204In Stock

Mfr. Part No.
EFM8BB31F16G-D-QFN32R

Mouser Part No
634-EF8BB31F16GDN32R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

5,204In Stock

Cut Tape

$2.20

$1.86

$1.73

$1.54

View

Reel

$1.18

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

QFN-32

CIP-51 8051

8 bit

50 MHz

16 kB

2.3 kB

10 bit, 12 bit

29 I/O

2.2 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64G-D-QFN32
Silicon Labs
1: $3.29
5,451In Stock

Mfr. Part No.
EFM8BB31F64G-D-QFN32

Mouser Part No
634-EF8BB31F64GDQN32

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

5,451In Stock

$3.29

$2.76

$2.56

$2.30

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

29 I/O

2.2 V

3.6 V

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64G-D-QFP32
Silicon Labs
1: $3.79
5,989In Stock
2,500On Order

Mfr. Part No.
EFM8BB31F64G-D-QFP32

Mouser Part No
634-EF8BB31F64GDQP32

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

5,989In Stock

2,500On Order

$3.79

$3.17

$2.95

$2.65

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

28 I/O

2.2 V

3.6 V

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64I-D-4QFN24R
Silicon Labs
1: $5.78
1,416In Stock

Mfr. Part No.
EFM8BB31F64I-D-4QFN24R

Mouser Part No
634-EF8BB31F64ID424R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

1,416In Stock

Cut Tape

$5.78

$3.83

$3.49

$2.96

Reel

$2.17

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

20 I/O

2.2 V

3.6 V

+ 125 C

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-QFN24R
Silicon Labs
1: $5.83
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

$5.83

$3.86

$3.52

$2.99

Reel

$2.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

CIP-51 8051

8 bit

72 MHz

32 kB

2.25 kB

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

+ 105 C

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-QFN24R
Silicon Labs
1: $4.13
4,111In 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

4,111In Stock

Cut Tape

$4.13

$3.46

$3.20

$2.87

Reel

$2.36

View

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

CIP-51 8051

8 bit

72 MHz

64 kB

4.25 kB

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

+ 105 C

Reel, Cut Tape

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

EFM8LB12F64E-C-QFN32R
Silicon Labs
1: $4.28
4,906In Stock

Mfr. Part No.
EFM8LB12F64E-C-QFN32R

Mouser Part No
634-LB12F64ECQFN32R

Silicon Labs

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

Learn More

Datasheet

4,906In Stock

Cut Tape

$4.28

$3.59

$3.32

$2.99

View

Reel

$2.39

Min.: 1
Mult.: 1

: 2,500

SMD/SMT

QFN-32

CIP-51 8051

8 bit

72 MHz

64 kB

4.25 kB

10 bit/12 bit/14 bit

29 I/O

2.2 V

3.6 V

+ 105 C

Reel, Cut Tape

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

EFM8LB12F64E-C-QFP32
Silicon Labs
1: $4.80
3,325In Stock

Mfr. Part No.
EFM8LB12F64E-C-QFP32

Mouser Part No
634-LB12F64ECQFP32

Silicon Labs

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

Learn More

Datasheet

3,325In Stock

More Info Available

$4.80

$4.00

$3.72

$3.35

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

8 bit

72 MHz

64 kB

4.25 kB

10 bit/12 bit/14 bit

28 I/O

2.2 V

3.6 V

+ 105 C

Tray

8-bit Microcontrollers - MCU

EFM8LB12F64ES1-C-QFN24
Silicon Labs
1: $3.50
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

$3.50

$2.93

$2.73

$2.42

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

CIP-51 8051

8 bit

72 MHz

64 kB

4.25 kB

10 bit/12 bit/14 bit

20 I/O

2.2 V

3.6 V

+ 105 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16I-C-QSOP24
Silicon Labs
1: $2.30
4,626In Stock
End of Life

Mfr. Part No.
EFM8BB21F16I-C-QSOP24

Mouser Part No
634-8BB21F16ICQSOP24

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

4,626In Stock

$2.30

$1.94

$1.93

$1.92

$1.47

Min.: 1
Mult.: 1

SMD/SMT

QSOP-24

CIP-51 8051

8 bit

50 MHz

16 kB

2.3 kB

12 bit

21 I/O

2.2 V

3.6 V

+ 125 C

Tube

8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU

EFM8UB20F64G-B-QFP48R
Silicon Labs
1: $5.72
16,119In Stock
14,500On Order
End of Life

Mfr. Part No.
EFM8UB20F64G-B-QFP48R

Mouser Part No
634-EFM8UB64GBQFP48R

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU

Datasheet

16,119In Stock

14,500On Order

Cut Tape

$5.72

$4.62

$4.23

$3.83

Reel

$3.20

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

SMD/SMT

QFP-48

CIP-51 8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

40 I/O

2.65 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB21F16G-C-QFN20R
Silicon Labs
1: $1.84
2,116In Stock

Mfr. Part No.
EFM8BB21F16G-C-QFN20R

Mouser Part No
634-8BB21F16GCQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

2,116In Stock

More Info Available

Cut Tape

$1.84

$1.46

$1.29

$1.20

Reel

$1.03

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

CIP-51 8051

8 bit

50 MHz

16 kB

2.3 kB

12 bit

16 I/O

2.2 V

3.6 V

+ 85 C

Reel, Cut Tape, MouseReel

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

EFM8UB10F8G-C-QFN20
Silicon Labs
1: $2.03
2,547In Stock

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

More Info Available

$2.03

$1.60

$1.41

$1.30

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

8 bit

50 MHz

8 kB

2.25 kB

12 bit

13 I/O

2.2 V

3.6 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F16G-D-QFP32
Silicon Labs
1: $2.62
1,070In Stock
End of Life

Mfr. Part No.
EFM8BB31F16G-D-QFP32

Mouser Part No
634-EF8BB31F16GDQP32

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

1,070In Stock

$2.62

$2.22

$2.06

$1.83

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

16 kB

2.3 kB

10 bit, 12 bit

28 I/O

2.2 V

3.6 V

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64I-D-5QFN32
Silicon Labs
1: $6.06
1,476In Stock
End of Life

Mfr. Part No.
EFM8BB31F64I-D-5QFN32

Mouser Part No
634-EF8BB31F64ID5F32

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

1,476In Stock

$6.06

$4.00

$3.65

$3.10

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

29 I/O

2.2 V

3.6 V

+ 125 C

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F64I-D-QFP32
Silicon Labs
1: $6.78
129In Stock
End of Life

Mfr. Part No.
EFM8BB31F64I-D-QFP32

Mouser Part No
634-EF8BB31F64IDQP32

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU

Datasheet

129In Stock

$6.78

$4.48

$4.09

$3.47

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

64 kB

4.35 kB

10 bit, 12 bit

28 I/O

2.2 V

3.6 V

+ 125 C

Tray

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

EFM8SB20F32G-B-QFN32
Silicon Labs
1: $5.28
1,357In 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

1,357In Stock

$5.28

$3.39

$2.45

$2.22

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

CIP-51 8051

8 bit

25 MHz

32 kB

4.25 kB

10 bit

24 I/O

1.8 V

3.6 V

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU

EFM8BB10F4G-A-QFN20
Silicon Labs
1: $1.23
218In Stock

Mfr. Part No.
EFM8BB10F4G-A-QFN20

Mouser Part No
634-8BB10F4GAQF20

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

218In Stock

$1.23

$0.982

$0.792

$0.764

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

4 kB

512 B

12 bit

16 I/O

2.2 V

3.6 V

+ 85 C

Tube

CIP-51 8051 Core Microcontrollers - MCU

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