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Silicon Labs 8-bit Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F32G-D-QFP32R
Silicon Labs
1: $3.60
508In Stock

Mfr. Part No.
EFM8BB31F32G-D-QFP32R

Mouser Part No
634-EF8BB31F32GDP32R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

508In Stock

Cut Tape

$3.60

$2.44

$2.26

$1.96

Reel

$1.60

View

Min.: 1
Mult.: 1

Reel: 500

CIP-51 8051

32 kB

2.3 kB

QFP-32

50 MHz

10 bit, 12 bit

28 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F32G-D-QFN32
Silicon Labs
1: $3.27
467In Stock

Mfr. Part No.
EFM8BB31F32G-D-QFN32

Mouser Part No
634-EF8BB31F32GDQN32

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

467In Stock

$3.27

$2.13

$1.96

$1.68

View

Min.: 1
Mult.: 1

CIP-51 8051

32 kB

2.3 kB

QFN-32

50 MHz

10 bit, 12 bit

29 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

C8051F505-IQR
Silicon Labs
1: $13.01
548In Stock

Mfr. Part No.
C8051F505-IQR

Mouser Part No
634-C8051F505-IQR

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, SPI, UART, I2C, QFP48

Datasheet

548In Stock

Cut Tape

$13.01

$10.58

$10.09

$8.76

Reel

$7.62

View

Min.: 1
Mult.: 1

Reel: 500

8051

32 kB

4.25 kB

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F505

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F385-GQ
Silicon Labs
1: $5.23
1,096In Stock

Mfr. Part No.
C8051F385-GQ

Mouser Part No
634-C8051F385-GQ

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

Learn More

Datasheet

1,096In Stock

$5.23

$4.34

$4.03

$3.65

View

Min.: 1
Mult.: 1

8051

64 kB

4.35 kB

LQFP-32

48 MHz

25 I/O

2.7 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F385

Tray

8-bit Microcontrollers - MCU USB-Flash-32k-ADC-TQFP48

C8051F382-GQR
Silicon Labs
1: $8.18
1,500In Stock

Mfr. Part No.
C8051F382-GQR

Mouser Part No
634-C8051F382-GQR

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-32k-ADC-TQFP48

Datasheet

1,500In Stock

Cut Tape

$8.18

$5.71

$5.45

$4.73

Reel

$4.03

View

Min.: 1
Mult.: 1

Reel: 500

8051

32 kB

2.25 kB

TQFP-48

48 MHz

10 bit

40 I/O

2.7 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F382

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

C8051F500-IM
Silicon Labs
1: $11.70
381In Stock

Mfr. Part No.
C8051F500-IM

Mouser Part No
634-C8051F500-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

Datasheet

381In Stock

$11.70

$9.69

$8.70

$8.12

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFN-48

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F500

AEC-Q100

Tube

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

EFM8SB20F64G-B-QFN32
Silicon Labs
1: $2.24
1,586In Stock

Mfr. Part No.
EFM8SB20F64G-B-QFN32

Mouser Part No
634-EFM8SBF64GBQFN32

Silicon Labs

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

Learn More

Datasheet

1,586In Stock

$2.24

$2.03

$1.94

$1.86

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

EFM8LB12F32E-C-QFP32
Silicon Labs
1: $4.73
1,045In 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

1,045In Stock

$4.73

$3.14

$2.91

$2.53

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

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU

C8051F501-IM
Silicon Labs
1: $11.21
900In Stock

Mfr. Part No.
C8051F501-IM

Mouser Part No
634-C8051F501-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU

Datasheet

900In Stock

$11.21

$9.29

$8.33

$7.78

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFN-48

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F501

AEC-Q100

Tube

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP32

C8051F506-IQR
Silicon Labs
1: $12.21
500In Stock

Mfr. Part No.
C8051F506-IQR

Mouser Part No
634-C8051F506-IQR

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFP32

Datasheet

500In Stock

Cut Tape

$12.21

$10.73

$10.23

$8.89

Reel

$7.06

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8051

64 kB

256 B

QFP-32

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F506

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU

C8051F507-IM
Silicon Labs
1: $9.29
1,523In Stock

Mfr. Part No.
C8051F507-IM

Mouser Part No
634-C8051F507-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU

Datasheet

1,523In Stock

$9.29

$7.69

$6.69

$6.40

View

Min.: 1
Mult.: 1

8051

32 kB

4.25 kB

QFN-32

50 MHz

12 bit

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F507

AEC-Q100

Tube

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

EFM8UB20F32G-B-QFN32
Silicon Labs
1: $3.21
639In 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

639In Stock

$3.21

$2.89

$2.73

$2.37

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 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB11F16E-C-QFN24
Silicon Labs
1: $3.34
2,260In 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

2,260In Stock

$3.34

$2.20

$2.03

$1.77

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 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU

EFM8LB12F64E-C-QFP32R
Silicon Labs
1: $3.36
454In Stock

Mfr. Part No.
EFM8LB12F64E-C-QFP32R

Mouser Part No
634-LB12F64ECQFP32R

Silicon Labs

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

Learn More

Datasheet

454In Stock

Cut Tape

$3.36

$2.80

$2.60

$2.34

Reel

$2.04

View

Min.: 1
Mult.: 1

Reel: 500

CIP-51 8051

64 kB

4.25 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

Reel, Cut Tape

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: $4.43
1,431In Stock

Mfr. Part No.
EFM8SB10F8A-A-QFN20R

Mouser Part No
634-M8SB10F8AAQFN20R

Silicon Labs

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

Learn More

Datasheet

1,431In Stock

Cut Tape

$4.43

$2.95

$2.72

$2.37

Reel

$1.64

View

Min.: 1
Mult.: 1

Reel: 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 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

C8051F502-IM
Silicon Labs
1: $10.30
784In Stock

Mfr. Part No.
C8051F502-IM

Mouser Part No
634-C8051F502-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU

Datasheet

784In Stock

$10.30

$8.53

$7.38

$7.08

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFN-32

50 MHz

12 bit

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F502

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20

C8051F850-C-GMR
Silicon Labs
1: $2.41
849In Stock

Mfr. Part No.
C8051F850-C-GMR

Mouser Part No
634-C8051F850-C-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20

Learn More

Datasheet

849In Stock

Cut Tape

$2.41

$2.02

$1.88

$1.68

Reel

$1.39

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8051

8 kB

512 B

QFN-20

25 MHz

12 bit

16 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F850

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

EFM8BB31F32I-D-4QFN24R
Silicon Labs
1: $3.34
4,770In Stock

Mfr. Part No.
EFM8BB31F32I-D-4QFN24R

Mouser Part No
634-EF8BB31F32ID424R

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Learn More

Datasheet

4,770In Stock

Cut Tape

$3.34

$2.20

$2.03

$1.77

Reel

$1.13

View

Min.: 1
Mult.: 1

Reel: 1,500

CIP-51 8051

32 kB

2.3 kB

QFN-24

50 MHz

10 bit, 12 bit

20 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Reel, Cut Tape

8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN28 OTP available (T321-GM)

C8051F321-GM
Silicon Labs
1: $13.11
1,263In Stock

Mfr. Part No.
C8051F321-GM

Mouser Part No
634-C8051F321-GM

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN28 OTP available (T321-GM)

Datasheet

1,263In Stock

$13.11

$10.86

$9.44

$9.06

View

Min.: 1
Mult.: 1

CIP-51 8051

16 kB

2.3 kB

QFN-28

25 MHz

10 bit

21 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F321

Tube

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN32

C8051F502-IMR
Silicon Labs
1: $12.00
901In Stock

Mfr. Part No.
C8051F502-IMR

Mouser Part No
634-C8051F502-IMR

Silicon Labs

8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN32

Datasheet

901In Stock

Cut Tape

$12.00

$10.75

$10.25

$8.90

View

Reel

$6.61

Min.: 1
Mult.: 1

Reel: 1,500

8051

1.8 V

5.25 V

8 bit

C8051F502

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN 8-bit MCU

C8051F561-IQ
Silicon Labs
1: $11.48
1,283In Stock
End of Life

Mfr. Part No.
C8051F561-IQ

Mouser Part No
634-C8051F561-IQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN 8-bit MCU

Datasheet

1,283In Stock

$11.48

$8.93

$8.51

$7.39

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

QFP-32

50 MHz

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F561

AEC-Q100

Tray

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB51F8I-C-TSSOP20
Silicon Labs
1: $1.59
187In Stock

Mfr. Part No.
EFM8BB51F8I-C-TSSOP20

Mouser Part No
634-EFM851F8ICTSOP20

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

187In Stock

$1.59

$1.02

$0.903

$0.658

View

Min.: 1
Mult.: 1

8 kB

1.28 kB

TSSOP-20

16 I/O

1.8 V

5.5 V

SMD/SMT

- 40 C

+ 125 C

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU

EFM8BB52F16I-C-TSSOP28R
Silicon Labs
1: $1.74
2,455In Stock

Mfr. Part No.
EFM8BB52F16I-C-TSSOP28R

Mouser Part No
634-EFM852F16ITOP28R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU

Learn More

Datasheet

2,455In Stock

Cut Tape

$1.74

$1.11

$0.988

$0.814

Reel

$0.50

View

Min.: 1
Mult.: 1

Reel: 2,500

16 kB

1.28 kB

TSSOP-28

16 I/O

1.8 V

5.5 V

SMD/SMT

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU

EFM8BB52F32I-C-TSSOP28
Silicon Labs
1: $1.03
623In Stock

Mfr. Part No.
EFM8BB52F32I-C-TSSOP28

Mouser Part No
634-EFM852F32ICTOP28

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 25 GPIO BB5 8-bit MCU

Learn More

Datasheet

623In Stock

$1.03

$0.877

$0.77

$0.728

View

Min.: 1
Mult.: 1

16 kB

1.28 kB

TSSOP-28

16 I/O

1.8 V

5.5 V

SMD/SMT

- 40 C

+ 85 C

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU

EFM8BB52F32G-C-QFN32
Silicon Labs
1: $1.54
988In Stock

Mfr. Part No.
EFM8BB52F32G-C-QFN32

Mouser Part No
634-EFM852F32GCQFN32

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU

Learn More

Datasheet

988In Stock

$1.54

$0.981

$0.875

$0.737

View

Min.: 1
Mult.: 1

32 kB

2.25 kB

QFN-32

16 I/O

1.8 V

5.5 V

SMD/SMT

- 40 C

+ 85 C

Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU

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CSP-16
LQFP-32
PQFP-48
QFN-11
QFN-12
QFN-16
QFN-20
QFN-24
QFN-28
QFN-32
QFN-40
QFN-48
QFP-32
QFP-48
QSOP-24
SOIC-14
SOIC-16
TQFP-100
TQFP-48
TQFP-64

6 I/O
8 I/O
9 I/O
12 I/O
13 I/O
15 I/O
16 I/O
17 I/O
18 I/O
20 I/O
21 I/O
22 I/O
24 I/O
25 I/O
28 I/O
29 I/O
32 I/O
33 I/O
39 I/O
40 I/O

BB50
C8051F005
C8051F006
C8051F007
C8051F015
C8051F016
C8051F017
C8051F018
C8051F019
C8051F020
C8051F021
C8051F022
C8051F023
C8051F040
C8051F041
C8051F042
C8051F043
C8051F044
C8051F045
C8051F046