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8051 microcontroller Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 614

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Part #

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: $4.470
500Expected 10/23/2026

Mfr. Part #
EFM8LB12F64E-C-QFP32R

Mouser Part #
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

500Expected 10/23/2026

Cut Tape

$4.470

$3.649

$3.166

$2.987

Reel

$2.608

View

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU

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

- 40 C

+ 105 C

Reel, Cut Tape

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

C8051F380-GQ
Silicon Labs
1: $8.466
6.034In Stock
End of Life

Mfr. Part #
C8051F380-GQ

Mouser Part #
634-C8051F380-GQ

End of Life

Silicon Labs

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

Learn More

Datasheet

6.034In Stock

$8.466

$7.025

$6.205

$5.921

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-48

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

40 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48

C8051F380-GQR
Silicon Labs
1: $8.203
8.063In Stock
End of Life

Mfr. Part #
C8051F380-GQR

Mouser Part #
634-C8051F380-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-TQFP48

Datasheet

8.063In Stock

Cut Tape

$8.203

$6.804

$6.331

$5.742

Reel

$5.185

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-48

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

40 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F502-IMR
Silicon Labs
1: $14.387
301In Stock

Mfr. Part #
C8051F502-IMR

Mouser Part #
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

301In Stock

Cut Tape

$14.387

$10.927

$10.475

$9.234

View

Reel

$7.467

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

8051

8 bit

Reel, Cut Tape

8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU

C8051F120-GQR
Silicon Labs
1: $53.563
471In Stock
End of Life

Mfr. Part #
C8051F120-GQR

Mouser Part #
634-C8051F120-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU

Datasheet

471In Stock

Cut Tape

$53.563

$44.297

$42.436

$40.185

Reel

$37.346

Quote

Min.: 1
Mult.: 1

: 250

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

8051

8 bit

100 MHz

128 kB

8.25 kB

8 bit, 12 bit

64 I/O

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F553-IM
Silicon Labs
1: $10.485
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
C8051F553-IM

Mouser Part #
634-C8051F553-IM

Silicon Labs

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

Datasheet

Non-Stocked Lead-Time 12 Weeks

$10.485

$7.856

$7.499

$6.510

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-24

8051

8 bit

50 MHz

32 kB

2.25 kB

12 bit

18 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F381-GM
Silicon Labs
1: $7.393
900In Stock

Mfr. Part #
C8051F381-GM

Mouser Part #
634-C8051F381-GM

Silicon Labs

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

Learn More

Datasheet

900In Stock

$7.393

$6.142

$5.279

$5.038

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Tube

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

C8051F353-GM
Silicon Labs
1: $12.389
766In Stock

Mfr. Part #
C8051F353-GM

Mouser Part #
634-C8051F353-GM

Silicon Labs

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

Datasheet

766In Stock

$12.389

$10.275

$8.897

$8.540

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-28

8051

8 bit

50 MHz

8 kB

768 B

16 bit

17 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

C8051F121-GQ
Silicon Labs
1: $52.585
1.248In Stock
End of Life

Mfr. Part #
C8051F121-GQ

Mouser Part #
634-C8051F121-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

Datasheet

1.248In Stock

$52.585

$43.813

$40.995

$38.892

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

100 MHz

128 kB

8.25 kB

8 bit, 12 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU

C8051F061-GQ
Silicon Labs
1: $42.141
3.579In Stock
End of Life

Mfr. Part #
C8051F061-GQ

Mouser Part #
634-C8051F061-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU

Datasheet

3.579In Stock

$42.141

$35.284

$32.844

$30.257

Quote

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.25 kB

10 bit, 2 x 16 bit

24 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU

C8051F582-IM
Silicon Labs
1: $16.817
5.023In Stock
End of Life

Mfr. Part #
C8051F582-IM

Mouser Part #
634-C8051F582-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU

Datasheet

5.023In Stock

$16.817

$13.956

$12.158

$11.810

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

50 MHz

128 kB

8.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU

C8051F392-A-GM
Silicon Labs
1: $4.154
1.955In Stock
1.911Expected 11/2/2026

Mfr. Part #
C8051F392-A-GM

Mouser Part #
634-C8051F392-A-GM

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU

Learn More

Datasheet

1.955In Stock

1.911Expected 11/2/2026

$4.154

$3.471

$2.913

$2.776

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

50 MHz

16 kB

1 kB

10 bit

17 I/O

- 40 C

+ 105 C

Tube

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

C8051F507-IM
Silicon Labs
1: $11.505
583In Stock

Mfr. Part #
C8051F507-IM

Mouser Part #
634-C8051F507-IM

Silicon Labs

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

Datasheet

583In Stock

$11.505

$9.528

$8.361

$7.982

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

50 MHz

32 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F550-IM
Silicon Labs
1: $9.360
514In Stock
1.911Expected 9/1/2026

Mfr. Part #
C8051F550-IM

Mouser Part #
634-C8051F550-IM

Silicon Labs

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

Datasheet

514In Stock

1.911Expected 9/1/2026

$9.360

$7.761

$6.594

$6.321

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-24

8051

8 bit

50 MHz

32 kB

2.25 kB

12 bit

18 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F502-IM
Silicon Labs
1: $12.526
548In Stock

Mfr. Part #
C8051F502-IM

Mouser Part #
634-C8051F502-IM

Silicon Labs

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

Datasheet

548In Stock

$12.526

$10.380

$8.992

$8.634

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

50 MHz

64 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

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

C8051F501-IM
Silicon Labs
1: $13.609
600In Stock
End of Life

Mfr. Part #
C8051F501-IM

Mouser Part #
634-C8051F501-IM

End of Life

Silicon Labs

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

Datasheet

600In Stock

$13.609

$11.201

$10.138

$9.434

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-48

8051

8 bit

50 MHz

64 kB

4.25 kB

12 bit

40 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

C8051F311-GMR
Silicon Labs
1: $13.756
685In Stock
3.000Expected 11/27/2026

Mfr. Part #
C8051F311-GMR

Mouser Part #
634-C8051F311-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU

Datasheet

685In Stock

3.000Expected 11/27/2026

Cut Tape

$13.756

$10.780

$9.938

$9.076

View

Reel

$7.435

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-28

8051

8 bit

25 MHz

16 kB

1.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F411-GM
Silicon Labs
1: $14.713
1.057In Stock
1.533Expected 11/20/2026

Mfr. Part #
C8051F411-GM

Mouser Part #
634-C8051F411-GM

Silicon Labs

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

Datasheet

1.057In Stock

1.533Expected 11/20/2026

$14.713

$11.810

$10.938

$10.086

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-28

8051

8 bit

50 MHz

32 kB

2.31 kB

12 bit

20 I/O

- 40 C

+ 85 C

Tube

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

C8051F321-GM
Silicon Labs
1: $15.954
208In Stock
1.533Expected 11/27/2026

Mfr. Part #
C8051F321-GM

Mouser Part #
634-C8051F321-GM

Silicon Labs

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

Datasheet

208In Stock

1.533Expected 11/27/2026

$15.954

$13.030

$11.527

$10.948

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-28

CIP-51 8051

8 bit

25 MHz

16 kB

2.3 kB

10 bit

21 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU

C8051F860-C-GS
Silicon Labs
1: $3.134
375In Stock
NRND

Mfr. Part #
C8051F860-C-GS

Mouser Part #
634-C8051F860-C-GS

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU

Learn More

Datasheet

375In Stock

$3.134

$2.745

$2.198

$2.072

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-16

8051

8 bit

25 MHz

8 kB

512 B

12 bit

13 I/O

- 40 C

+ 85 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

C8051F005-GQ
Silicon Labs
1: $33.507
118In Stock
800Expected 1/8/2027
End of Life

Mfr. Part #
C8051F005-GQ

Mouser Part #
634-C8051F005-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

Datasheet

118In Stock

800Expected 1/8/2027

$33.507

$29.006

$27.470

$24.957

$23.432

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

32 kB

2.25 kB

12 bit

32 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU

C8051F064-GQR
Silicon Labs
1: $34.338
115In Stock
End of Life

Mfr. Part #
C8051F064-GQR

Mouser Part #
634-C8051F064-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU

Datasheet

115In Stock

Cut Tape

$34.338

$29.479

$28.154

$27.407

Reel

$24.168

MouseReel Available

Min.: 1
Mult.: 1

: 250

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

8051

8 bit

25 MHz

64 kB

4.25 kB

16 bit

59 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

C8051F005-GQR
Silicon Labs
1: $33.507
234In Stock
End of Life

Mfr. Part #
C8051F005-GQR

Mouser Part #
634-C8051F005-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU

Datasheet

234In Stock

Cut Tape

$33.507

$30.804

Reel

$24.504

Quote

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

32 kB

2.25 kB

12 bit

32 I/O

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F340-GQ
Silicon Labs
1: $26.103
18In Stock
1.250Expected 9/2/2026

Mfr. Part #
C8051F340-GQ

Mouser Part #
634-C8051F340-GQ

Silicon Labs

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

Datasheet

18In Stock

1.250Expected 9/2/2026

$26.103

$20.540

$19.509

$17.763

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-48

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

40 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU

C8051F351-GMR
Silicon Labs
1: $17.405
97In Stock

Mfr. Part #
C8051F351-GMR

Mouser Part #
634-C8051F351-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU

Datasheet

97In Stock

Cut Tape

$17.405

$13.598

$12.515

$11.484

View

Reel

$9.444

Min.: 1
Mult.: 1

: 1.500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-28

8051

8 bit

50 MHz

8 kB

768 B

24 bit

17 I/O

- 40 C

+ 85 C

Reel, Cut Tape

8051 microcontroller Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

Support

CSP-16
DFN-10
LQFP-32
LQFP-44
LQFP-48
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

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