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BB50 Series 8-bit Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F8G-A-QFN12
Silicon Labs
1: $2.12
10,835In Stock

Mfr. Part #
EFM8BB50F8G-A-QFN12

Mouser Part #
634-M8BB50F8GAQFN12

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

10,835In Stock

$2.12

$1.33

$1.15

$0.901

View

Min.: 1
Mult.: 1

8 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-QFN12
Silicon Labs
1: $1.12
818In Stock

Mfr. Part #
EFM8BB50F16G-A-QFN12

Mouser Part #
634-M8BB50F16GAQFN12

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

818In Stock

$1.12

$0.958

$0.893

$0.753

View

Min.: 1
Mult.: 1

16 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-SOIC16
Silicon Labs
1: $1.38
1,557In Stock

Mfr. Part #
EFM8BB50F16G-A-SOIC16

Mouser Part #
634-M8BB50F16GASIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

1,557In Stock

$1.38

$1.18

$1.09

$0.977

View

Min.: 1
Mult.: 1

16 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Tube

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-SOIC16
Silicon Labs
1: $1.41
973In Stock

Mfr. Part #
EFM8BB50F16I-A-SOIC16

Mouser Part #
634-M8BB50F16IASIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

973In Stock

$1.41

$1.21

$1.12

$1.00

View

Min.: 1
Mult.: 1

16 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Tube

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4I-A-SOIC16
Silicon Labs
1: $0.93
673In Stock

Mfr. Part #
EFM8BB50F4I-A-SOIC16

Mouser Part #
634-M8BB50F4IASOIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

673In Stock

$0.93

$0.792

$0.738

$0.657

View

Min.: 1
Mult.: 1

4 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Tube

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-QFN12
Silicon Labs
1: $1.15
48In Stock

Mfr. Part #
EFM8BB50F16I-A-QFN12

Mouser Part #
634-M8BB50F16IAQFN12

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

48In Stock

$1.15

$0.989

$0.921

$0.778

View

Min.: 1
Mult.: 1

16 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-QFN16
Silicon Labs
1: $1.19
109In Stock

Mfr. Part #
EFM8BB50F16I-A-QFN16

Mouser Part #
634-M8BB50F16IAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

109In Stock

$1.19

$1.02

$0.95

$0.801

View

Min.: 1
Mult.: 1

16 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F4G-A-QFN12
Silicon Labs
1: $0.884
163In Stock

Mfr. Part #
EFM8BB50F4G-A-QFN12

Mouser Part #
634-M8BB50F4GAQFN12

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

163In Stock

$0.884

$0.767

$0.716

$0.572

View

Min.: 1
Mult.: 1

4 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4G-A-QFN16
Silicon Labs
1: $0.93
180In Stock

Mfr. Part #
EFM8BB50F4G-A-QFN16

Mouser Part #
634-M8BB50F4GAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

180In Stock

$0.93

$0.80

$0.746

$0.594

View

Min.: 1
Mult.: 1

4 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-QFN16R
Silicon Labs
1: $2.46
3,700Expected 2026-04-03

Mfr. Part #
EFM8BB50F16G-A-QFN16R

Mouser Part #
634-M8BB50F16GAFN16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

3,700Expected 2026-04-03

Cut Tape

$2.46

$1.54

$1.33

$1.04

View

Reel

$0.642

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

16 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-QFN16
Silicon Labs
1: $1.15
1,000Expected 2026-04-10

Mfr. Part #
EFM8BB50F16G-A-QFN16

Mouser Part #
634-M8BB50F16GAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

1,000Expected 2026-04-10

$1.15

$0.989

$0.921

$0.778

View

Min.: 1
Mult.: 1

16 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-QFN12R
Silicon Labs
3,000: $0.622
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F16G-A-QFN12R

Mouser Part #
634-M8BB50F16GAFN12R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.622

Min.: 3,000
Mult.: 3,000

Reel: 3,000

16 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16G-A-SOIC16R
Silicon Labs
2,500: $0.775
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F16G-A-SOIC16R

Mouser Part #
634-M8BB50F16GSIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.775

Min.: 2,500
Mult.: 2,500

Reel: 2,500

16 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F16I-A-SOIC16R
Silicon Labs
2,500: $0.795
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F16I-A-SOIC16R

Mouser Part #
634-M8BB50F16IAIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.795

$0.787

Min.: 2,500
Mult.: 2,500

Reel: 2,500

16 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4G-A-QFN16R
Silicon Labs
3,000: $0.516
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F4G-A-QFN16R

Mouser Part #
634-M8BB50F4GAQFN16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.516

$0.513

Min.: 3,000
Mult.: 3,000

Reel: 3,000

4 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4G-A-SOIC16R
Silicon Labs
2,500: $0.628
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F4G-A-SOIC16R

Mouser Part #
634-M8BB50F4GASIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.628

$0.612

Min.: 2,500
Mult.: 2,500

Reel: 2,500

4 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F4I-A-QFN12R
Silicon Labs
3,000: $0.516
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F4I-A-QFN12R

Mouser Part #
634-M8BB50F4IAQFN12R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.516

$0.513

Min.: 3,000
Mult.: 3,000

Reel: 3,000

4 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4I-A-QFN16
Silicon Labs
1: $0.775
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F4I-A-QFN16

Mouser Part #
634-M8BB50F4IAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$0.775

$0.665

$0.62

$0.524

View

Min.: 1
Mult.: 1

4 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F4I-A-SOIC16R
Silicon Labs
2,500: $0.649
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F4I-A-SOIC16R

Mouser Part #
634-M8BB50F4IASIC16R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.649

$0.632

Min.: 2,500
Mult.: 2,500

Reel: 2,500

4 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F8G-A-QFN12R
Silicon Labs
3,000: $0.558
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8G-A-QFN12R

Mouser Part #
634-M8BB50F8GAQFN12R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.558

$0.522

Min.: 3,000
Mult.: 3,000

Reel: 3,000

8 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8G-A-QFN16
Silicon Labs
1: $0.837
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8G-A-QFN16

Mouser Part #
634-M8BB50F8GAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$0.837

$0.716

$0.667

$0.563

View

Min.: 1
Mult.: 1

8 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-QFN12
Silicon Labs
1: $0.837
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8I-A-QFN12

Mouser Part #
634-M8BB50F8IAQFN12

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$0.837

$0.716

$0.667

$0.563

View

Min.: 1
Mult.: 1

8 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-QFN12R
Silicon Labs
3,000: $0.58
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8I-A-QFN12R

Mouser Part #
634-M8BB50F8IAQFN12R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

Reel

$0.58

Min.: 3,000
Mult.: 3,000

Reel: 3,000

8 kB

512 B

QFN-12

50 MHz

12 bit

9 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Reel

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-QFN16
Silicon Labs
1: $1.09
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8I-A-QFN16

Mouser Part #
634-M8BB50F8IAQFN16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$1.09

$0.927

$0.863

$0.729

View

Min.: 1
Mult.: 1

8 kB

512 B

QFN-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Cut Tape

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

EFM8BB50F8I-A-SOIC16
Silicon Labs
1: $1.04
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
EFM8BB50F8I-A-SOIC16

Mouser Part #
634-M8BB50F8IASOIC16

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU

Learn More

Datasheet

Non-Stocked Lead-Time 12 Weeks

$1.04

$0.891

$0.829

$0.741

View

Min.: 1
Mult.: 1

8 kB

512 B

SOIC-16

50 MHz

12 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

BB50

Tube

BB50 Series 8-bit Microcontrollers - MCU

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