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8051 microcontroller Embedded Processors & Controllers

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Part #

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: Rp64.945
2.259In 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

2.259In Stock

Rp64.945

Rp42.746

Rp39.627

Rp34.490

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-24

CIP-51 8051

8 bit

72 MHz

16 kB

1.25 kB

10 bit/12 bit/14 bit

20 I/O

- 40 C

+ 105 C

Tube

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: Rp29.170
166In 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

166In Stock

Rp29.170

Rp18.713

Rp16.566

Rp13.649

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8 kB

1.28 kB

16 I/O

- 40 C

+ 125 C

Cut Tape

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: Rp92.464
2.005In 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

2.005In Stock

Rp92.464

Rp61.276

Rp55.772

Rp47.333

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

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

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

EFM8BB52F32I-C-QFN20R
Silicon Labs
1: Rp30.087
Lead-Time 24 Weeks

Mfr. Part No.
EFM8BB52F32I-C-QFN20R

Mouser Part No
634-EFM852F32IQFN20R

Silicon Labs

8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU

Learn More

Datasheet

Lead-Time 24 Weeks

Cut Tape

Rp30.087

Rp19.263

Rp17.098

Rp14.071

Reel

Rp8.898

View

Min.: 1
Mult.: 1

: 2.500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

16 kB

1.28 kB

16 I/O

- 40 C

+ 85 C

Reel, Cut Tape

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

EFM8BB31F16I-D-QFP32
Silicon Labs
1: Rp65.679
16In Stock

Mfr. Part No.
EFM8BB31F16I-D-QFP32

Mouser Part No
634-EF8BB31F16IDQP32

Silicon Labs

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

Learn More

Datasheet

16In Stock

Rp65.679

Rp43.297

Rp39.994

Rp34.857

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

16 kB

2.3 kB

10 bit, 12 bit

28 I/O

- 40 C

+ 125 C

Tray

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB10F16E-C-QFN32
Silicon Labs
1: Rp62.743
630In Stock

Mfr. Part No.
EFM8LB10F16E-C-QFN32

Mouser Part No
634-LB10F16ECQFN32

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

630In Stock

Rp62.743

Rp41.279

Rp38.160

Rp33.206

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

CIP-51 8051

8 bit

72 MHz

16 kB

1.25 kB

10 bit/12 bit/14 bit

29 I/O

- 40 C

+ 105 C

Tray

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

EFM8UB20F32G-B-QFN32
Silicon Labs
1: Rp56.322
587In 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

587In Stock

Rp56.322

Rp47.149

Rp40.178

Rp38.160

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

CIP-51 8051

8 bit

48 MHz

32 kB

2.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Tube

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: Rp66.046
502In 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

502In Stock

Cut Tape

Rp66.046

Rp44.764

Rp41.462

Rp35.958

Reel

Rp29.354

View

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

CIP-51 8051

8 bit

50 MHz

32 kB

2.3 kB

10 bit, 12 bit

28 I/O

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

EFM8LB10F16E-C-QFN24
Silicon Labs
1: Rp58.340
92In Stock

Mfr. Part No.
EFM8LB10F16E-C-QFN24

Mouser Part No
634-LB10F16ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

92In Stock

Rp58.340

Rp37.976

Rp34.857

Rp29.904

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-24

CIP-51 8051

8 bit

72 MHz

16 kB

1.25 kB

10 bit/12 bit/14 bit

20 I/O

- 40 C

+ 105 C

Tube

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: Rp84.575
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

Rp84.575

Rp55.955

Rp51.002

Rp43.297

Reel

Rp30.821

View

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

16 I/O

- 40 C

+ 85 C

AEC-Q100

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: Rp59.808
457In 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

457In Stock

Rp59.808

Rp38.894

Rp35.775

Rp30.638

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

CIP-51 8051

8 bit

50 MHz

32 kB

2.3 kB

10 bit, 12 bit

29 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

EFM8LB11F32E-C-QFN24
Silicon Labs
1: Rp70.449
813In Stock

Mfr. Part No.
EFM8LB11F32E-C-QFN24

Mouser Part No
634-LB11F32ECQFN24

Silicon Labs

8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU

Learn More

Datasheet

813In Stock

Rp70.449

Rp47.700

Rp44.214

Rp38.343

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

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

- 40 C

+ 105 C

Tube

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

CY8C3245LTI-144
Infineon Technologies
1: Rp184.194
195In Stock

Mfr. Part No.
CY8C3245LTI-144

Mouser Part No
727-CY8C3245LTI-144

Infineon Technologies

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

Learn More

Datasheet

195In Stock

Rp184.194

Rp143.466

Rp133.375

Rp122.184

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-48

8051

8 bit

50 MHz

32 kB

4 kB

12 bit

31 I/O

- 40 C

+ 85 C

Tray

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm

SI1062-A-GM
Silicon Labs
1: Rp179.974
171In Stock

Mfr. Part No.
SI1062-A-GM

Mouser Part No
634-SI1062-A-GM

Silicon Labs

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 32 kB +13 dBm

Learn More

Datasheet

171In Stock

Rp179.974

Rp151.905

Rp140.163

Rp131.174

View

Min.: 1
Mult.: 1

RF Microcontrollers - MCU

SMD/SMT

QFN-36

8051

8 bit

25 MHz

64 kB

4 kB

10 bit

11 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL

AT89LP3240-20MU
Microchip Technology
1: Rp87.144
315In Stock

Mfr. Part No.
AT89LP3240-20MU

Mouser Part No
556-AT89LP3240-20MU

Microchip Technology

8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL

Datasheet

315In Stock

Rp87.144

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

VQFN-44

8051

8 bit

20 MHz

32 kB

4.25 kB

10 bit

38 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3446LTI-073
Infineon Technologies
1: Rp266.200
2.600In Stock

Mfr. Part No.
CY8C3446LTI-073

Mouser Part No
727-CY8C3446LTI-073

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

2.600In Stock

Rp266.200

Rp217.033

Rp193.917

Rp186.579

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-48

8051

8 bit

50 MHz

64 kB

8 kB

12 bit

31 I/O

- 40 C

+ 85 C

Tray

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm

SI1060-A-GM
Silicon Labs
1: Rp230.609
2.404In Stock

Mfr. Part No.
SI1060-A-GM

Mouser Part No
634-SI1060-A-GM

Silicon Labs

RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm

Learn More

Datasheet

2.404In Stock

Rp230.609

Rp188.230

Rp176.305

Rp161.812

View

Min.: 1
Mult.: 1

RF Microcontrollers - MCU

SMD/SMT

QFN-36

8051

8 bit

25 MHz

64 kB

4 kB

10 bit

11 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU

AT89LP52-20AU
Microchip Technology
1: Rp31.555
3.089In Stock

Mfr. Part No.
AT89LP52-20AU

Mouser Part No
556-AT89LP52-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU

Learn More

Datasheet

3.089In Stock

Rp31.555

Rp28.620

Rp26.051

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

20 MHz

8 kB

256 B

No ADC

36 I/O

- 40 C

+ 85 C

Tray

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

EFM8BB10F8G-A-QFN20R
Silicon Labs
1: Rp16.878
57.101In Stock

Mfr. Part No.
EFM8BB10F8G-A-QFN20R

Mouser Part No
634-8BB10F8GAQF20R

Silicon Labs

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

Learn More

Datasheet

57.101In Stock

Cut Tape

Rp16.878

Rp14.292

Rp11.741

Rp10.971

View

Reel

Rp9.173

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

CIP-51 8051

8 bit

25 MHz

8 kB

512 B

12 bit

16 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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: Rp36.692
10.835In Stock

Mfr. Part No.
EFM8BB50F8G-A-QFN12

Mouser Part No
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

Rp36.692

Rp22.382

Rp18.896

Rp14.218

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-12

8 bit

50 MHz

8 kB

512 B

12 bit

9 I/O

- 40 C

+ 85 C

Cut Tape

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V

AT89C51RC-24PU
Microchip Technology
1: Rp94.849
548In Stock

Mfr. Part No.
AT89C51RC-24PU

Mouser Part No
556-A89C51RC-24PU

Microchip Technology

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V

Learn More

Datasheet

548In Stock

Rp94.849

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

8051

8 bit

24 MHz

32 kB

512 B

No ADC

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

CY8C3866AXI-040T
Infineon Technologies
1: Rp493.691
559In Stock

Mfr. Part No.
CY8C3866AXI-040T

Mouser Part No
727-CY8C3866AXI-040T

Infineon Technologies

8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB

Learn More

Datasheet

559In Stock

Cut Tape

Rp493.691

Rp396.274

Rp357.930

Rp341.603

View

Reel

Rp311.332

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

8051

8 bit

67 MHz

64 kB

8 kB

20 bit

72 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

CY8C3246PVI-147
Infineon Technologies
1: Rp219.969
371In Stock

Mfr. Part No.
CY8C3246PVI-147

Mouser Part No
727-CY8C3246PVI-147

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

371In Stock

Rp219.969

Rp207.310

Rp151.538

Rp145.851

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SSOP-48

8051

8 bit

50 MHz

64 kB

8 kB

12 bit

31 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3866AXI-040
Infineon Technologies
1: Rp505.983
307In Stock

Mfr. Part No.
CY8C3866AXI-040

Mouser Part No
727-CY8C3866AXI-040

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

307In Stock

Rp505.983

Rp401.410

Rp378.111

Rp341.603

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

8051

8 bit

67 MHz

64 kB

8 kB

20 bit

72 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

AT89LP6440-20AU
Microchip Technology
1: Rp214.648
437In Stock

Mfr. Part No.
AT89LP6440-20AU

Mouser Part No
556-AT89LP6440-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

Datasheet

437In Stock

Rp214.648

Rp196.669

Rp178.323

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

20 MHz

64 kB

4.25 kB

10 bit

38 I/O

- 40 C

+ 85 C

Tray

8051 microcontroller Embedded Processors & Controllers

Types of Embedded Processors & Controllers

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CSP-16
DFN-10
LQFP-32
LQFP-80
PDIP-14
PDIP-20
PDIP-40
PLCC-44
PQFP-48
QFN-11
QFN-12
QFN-16
QFN-20
QFN-24
QFN-28
QFN-32
QFN-36
QFN-40
QFN-48
QFN-68

128 B
256 B
512 B
768 B
1 kB
1.25 kB
1.28 kB
1.54 kB
2 kB
2.25 kB
2.3 kB
2.31 kB
3.25 kB
4 kB
4.25 kB
4.35 kB
8 kB
8.25 kB
16 kB
32 kB

6 I/O
8 I/O
9 I/O
11 I/O
12 I/O
13 I/O
15 I/O
16 I/O
17 I/O
18 I/O
19 I/O
20 I/O
21 I/O
22 I/O
24 I/O
25 I/O
28 I/O
29 I/O
31 I/O
32 I/O