.hide-partial { max-height: none; } .show-more { display: none; }

All Results for "8051 microcontroller" (657)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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: $1.062
973In Stock

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

973In Stock

$1.062

$909

$846

$829

View

Min.: 1
Mult.: 1

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

EFM8SB20F64G-B-QFN32
Silicon Labs
1: $4.733
1.161In Stock
End of Life

Mfr. Part #
EFM8SB20F64G-B-QFN32

Mouser Part #
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

$4.733

$3.134

$2.861

$2.429

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC

AT89S2051-24SU
Microchip Technology
1: $2.745
504In Stock

Mfr. Part #
AT89S2051-24SU

Mouser Part #
556-A89S2051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC

Datasheet

504In Stock

$2.745

Min.: 1
Mult.: 1

Development Boards & Kits - 8051 EFM8BB3 Busy Bee Starter Kit

SLSTK2022A
Silicon Labs
1: $112.531
12In Stock

Mfr. Part #
SLSTK2022A

Mouser Part #
634-SLSTK2022A

Silicon Labs

Development Boards & Kits - 8051 EFM8BB3 Busy Bee Starter Kit

Learn More

Datasheet

12In Stock

$112.531

Min.: 1
Mult.: 1

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

EFM8UB10F16G-C-QFN28R
Silicon Labs
1: $2.850
4.493In Stock

Mfr. Part #
EFM8UB10F16G-C-QFN28R

Mouser Part #
634-8UB10F16GCQFN28R

Silicon Labs

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

Datasheet

4.493In Stock

Cut Tape

$2.850

$2.398

$2.103

$1.988

Reel

$1.367

View

Min.: 1
Mult.: 1

: 1.500

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: $1.956
4.177In Stock

Mfr. Part #
EFM8BB31F16G-D-QFN32R

Mouser Part #
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

4.177In Stock

Cut Tape

$1.956

$1.620

$1.483

$1.315

Reel

$976

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

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

EFM8BB31F64G-D-QFN24R
Silicon Labs
1: $3.860
2.270In Stock

Mfr. Part #
EFM8BB31F64G-D-QFN24R

Mouser Part #
634-EF8BB31F64GDF24R

Silicon Labs

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

Learn More

Datasheet

2.270In Stock

Cut Tape

$3.860

$2.608

$2.419

$2.103

Reel

$1.630

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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

EFM8UB10F16G-C-QFN20R
Silicon Labs
1: $3.250
1.894In Stock
49.500On Order

Mfr. Part #
EFM8UB10F16G-C-QFN20R

Mouser Part #
634-8UB10F16GCQFN20R

Silicon Labs

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

Datasheet

1.894In Stock

49.500On Order

Cut Tape

$3.250

$2.366

$2.135

$1.925

View

Reel

$1.588

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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

EFM8BB22F16G-C-QFN28R
Silicon Labs
1: $2.650
2.666In Stock

Mfr. Part #
EFM8BB22F16G-C-QFN28R

Mouser Part #
634-8BB22F16GCQFN28R

Silicon Labs

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

Learn More

Datasheet

2.666In Stock

Cut Tape

$2.650

$2.051

$1.861

$1.578

Reel

$1.315

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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

EFM8UB10F8G-C-QFN20
Silicon Labs
1: $1.872
2.547In Stock
5.040Expected 9/11/2026

Mfr. Part #
EFM8UB10F8G-C-QFN20

Mouser Part #
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 9/11/2026

$1.872

$1.588

$1.472

$1.294

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

CY8C3445PVI-094
Infineon Technologies
1: $12.978
134In Stock

Mfr. Part #
CY8C3445PVI-094

Mouser Part #
727-CY8C3445PVI-094

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

134In Stock

$12.978

$11.590

$8.960

$8.855

View

Min.: 1
Mult.: 1

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

EFM8BB31F64I-D-QFN32
Silicon Labs
1: $4.575
1.599In Stock

Mfr. Part #
EFM8BB31F64I-D-QFN32

Mouser Part #
634-EF8BB31F64IDQN32

Silicon Labs

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

Learn More

Datasheet

1.599In Stock

$4.575

$3.029

$2.755

$2.345

View

Min.: 1
Mult.: 1

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: $3.502
1.520In Stock

Mfr. Part #
EFM8BB31F32I-D-4QFN24R

Mouser Part #
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

1.520In Stock

Cut Tape

$3.502

$2.303

$2.124

$1.851

Reel

$1.430

View

Min.: 1
Mult.: 1

: 1.500

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: $3.639
4.091In Stock

Mfr. Part #
EFM8LB12F64E-C-QFN24R

Mouser Part #
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

4.091In Stock

Cut Tape

$3.639

$2.976

$2.577

$2.440

Reel

$1.925

View

Min.: 1
Mult.: 1

: 1.500

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

EFM8LB12F64E-C-QFN32
Silicon Labs
1: $3.460
2.603In Stock

Mfr. Part #
EFM8LB12F64E-C-QFN32

Mouser Part #
634-LB12F64ECQFN32

Silicon Labs

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

Learn More

Datasheet

2.603In Stock

$3.460

$2.892

$2.682

$2.408

View

Min.: 1
Mult.: 1

Development Boards & Kits - 8051 EFM8UB20 Universal Bee Starter Kit

SLSTK2001A
Silicon Labs
1: $119.893
5In Stock
End of Life

Mfr. Part #
SLSTK2001A

Mouser Part #
634-SLSTK2001A

End of Life

Silicon Labs

Development Boards & Kits - 8051 EFM8UB20 Universal Bee Starter Kit

Datasheet

5In Stock

$119.893

Min.: 1
Mult.: 1

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: $4.238
995In Stock
1.500Expected 11/30/2026

Mfr. Part #
EFM8BB31F64I-D-4QFN24R

Mouser Part #
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

995In Stock

1.500Expected 11/30/2026

Cut Tape

$4.238

$2.808

$2.556

$2.166

Reel

$1.599

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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

EFM8BB31F64G-D-QFN24
Silicon Labs
1: $2.661
5.987In Stock

Mfr. Part #
EFM8BB31F64G-D-QFN24

Mouser Part #
634-EF8BB31F64GDQF24

Silicon Labs

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

Learn More

Datasheet

5.987In Stock

$2.661

$2.240

$1.956

$1.830

View

Min.: 1
Mult.: 1

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

EFM8SB10F8G-A-CSP16
Silicon Labs
1: $1.956
1.669In Stock

Mfr. Part #
EFM8SB10F8G-A-CSP16

Mouser Part #
634-8SB10F8G-A-CSP16

Silicon Labs

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

Learn More

Datasheet

1.669In Stock

$1.956

$1.651

$1.451

$1.304

View

Min.: 1
Mult.: 1

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

EFM8SB10F8G-A-CSP16R
Silicon Labs
1: $2.061
7.678In Stock
7.500Expected 12/7/2026

Mfr. Part #
EFM8SB10F8G-A-CSP16R

Mouser Part #
634-8SB10F8GA-CSP16R

Silicon Labs

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

Datasheet

7.678In Stock

7.500Expected 12/7/2026

Cut Tape

$2.061

$1.704

$1.567

$1.388

View

Reel

$968

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

AT89C4051-24SU
Microchip Technology
1: $1.567
695In Stock

Mfr. Part #
AT89C4051-24SU

Mouser Part #
556-A89C4051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

Datasheet

695In Stock

$1.567

$1.557

$1.451

Quote

Min.: 1
Mult.: 1

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: $4.291
980In Stock

Mfr. Part #
EFM8LB12F32E-C-QFN24R

Mouser Part #
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

$4.291

$2.840

$2.587

$2.198

Reel

$1.672

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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: $3.765
4.062In Stock

Mfr. Part #
EFM8LB12F64E-C-QFN32R

Mouser Part #
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

4.062In Stock

Cut Tape

$3.765

$3.081

$2.671

$2.524

Reel

$1.904

View

Min.: 1
Mult.: 1

: 2.500

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: $4.028
4.985In Stock
6.250Expected 3/12/2027

Mfr. Part #
EFM8LB12F64E-C-QFP32

Mouser Part #
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

4.985In Stock

6.250Expected 3/12/2027

$4.028

$3.365

$2.955

$2.808

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 85?

N76E003AT20
Nuvoton
1: $873
485In Stock
888Expected 4/20/2027

Mfr. Part #
N76E003AT20

Mouser Part #
503-N76E003AT20

Nuvoton

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 85?

Datasheet

485In Stock

888Expected 4/20/2027

$873

$748

$637

$601

View

Min.: 1
Mult.: 1

All Results for "8051 microcontroller" (657)

Customer Service Office

Company

Resources

Support

All Results for "8051 microcontroller" (657)

Semiconductors

Embedded Solutions