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8051 microcontroller Microcontrollers - MCU

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Types of Microcontrollers - MCU

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Part #

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

EFM8LB10F16E-C-QFP32
Silicon Labs
1: $3.63
1,249Expected 16/10/2026

Mfr. Part No.
EFM8LB10F16E-C-QFP32

Mouser Part No
634-LB10F16ECQFP32

Silicon Labs

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

Learn More

Datasheet

1,249Expected 16/10/2026

$3.63

$2.69

$2.46

$2.20

View

Min.: 1
Mult.: 1

SMD/SMT

QFP-32

CIP-51 8051

16 kB

8 bit

10 bit/12 bit/14 bit

72 MHz

28 I/O

1.25 kB

2.2 V

3.6 V

- 40 C

+ 105 C

Tray

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

C8051F351-GM
Silicon Labs
1: $21.88
1,528In Stock

Mfr. Part No.
C8051F351-GM

Mouser Part No
634-C8051F351-GM

Silicon Labs

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

Datasheet

1,528In Stock

$21.88

$17.08

$15.79

$14.43

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

8051

8 kB

8 bit

24 bit

50 MHz

17 I/O

768 B

2.7 V

3.6 V

- 40 C

+ 85 C

Tube

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

C8051F313-GMR
Silicon Labs
1: $13.11
1,120In Stock

Mfr. Part No.
C8051F313-GMR

Mouser Part No
634-C8051F313-GMR

Silicon Labs

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

Datasheet

1,120In Stock

Cut Tape

$13.11

$10.20

$9.48

$9.33

Reel

$8.08

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

8051

8 kB

8 bit

10 bit

25 MHz

25 I/O

1.25 kB

2.7 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F327-GMR
Silicon Labs
1: $6.83
3,007In Stock

Mfr. Part No.
C8051F327-GMR

Mouser Part No
634-C8051F327-GMR

Silicon Labs

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

Datasheet

3,007In Stock

Cut Tape

$6.83

$5.15

$4.73

$4.27

View

Reel

$3.69

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

16 kB

8 bit

25 MHz

15 I/O

1.54 kB

2.7 V

5.25 V

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F338-GMR
Silicon Labs
1: $14.91
2,731In Stock

Mfr. Part No.
C8051F338-GMR

Mouser Part No
634-C8051F338-GMR

Silicon Labs

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

Datasheet

2,731In Stock

Cut Tape

$14.91

$11.64

$10.83

$9.93

View

Reel

$8.58

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-24

8051

16 kB

8 bit

10 bit

25 MHz

21 I/O

768 B

2.7 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

EFM8BB52F32G-C-TSSOP20
Silicon Labs
1: $1.80
197Expected 18/12/2026

Mfr. Part No.
EFM8BB52F32G-C-TSSOP20

Mouser Part No
634-EFM852F32GCTOP20

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

197Expected 18/12/2026

$1.80

$1.37

$1.23

$1.03

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

16 kB

16 I/O

1.28 kB

1.8 V

5.5 V

- 40 C

+ 85 C

Cut Tape

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

C8051F336-GMR
Silicon Labs
1: $15.08
1,458In Stock

Mfr. Part No.
C8051F336-GMR

Mouser Part No
634-C8051F336-GMR

Silicon Labs

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

Datasheet

1,458In Stock

Cut Tape

$15.08

$12.74

$11.04

$10.25

View

Reel

$8.51

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-20

8051

16 kB

8 bit

10 bit

25 MHz

17 I/O

768 B

2.7 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU

C8051F850-C-GM
Silicon Labs
1: $3.77
1,473In Stock
NRND

Mfr. Part No.
C8051F850-C-GM

Mouser Part No
634-C8051F850-C-GM

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 4 kB 8-bit MCU

Learn More

Datasheet

1,473In Stock

$3.77

$2.80

$2.08

$1.93

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

8 kB

8 bit

12 bit

25 MHz

16 I/O

512 B

2.2 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Tube

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

EFM8UB10F16G-C-QFN28
Silicon Labs
1: $3.69
526Expected 8/1/2027

Mfr. Part No.
EFM8UB10F16G-C-QFN28

Mouser Part No
634-8UB10F16GCQFN28

Silicon Labs

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

Datasheet

526Expected 8/1/2027

$3.69

$3.10

$2.64

$2.50

$2.30

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

CIP-51 8051

16 kB

8 bit

12 bit

50 MHz

22 I/O

2.25 kB

2.2 V

3.6 V

- 40 C

+ 85 C

Tube

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

C8051F130-GQR
Silicon Labs
1: $50.90
341In Stock
End of Life

Mfr. Part No.
C8051F130-GQR

Mouser Part No
634-C8051F130-GQR

End of Life

Silicon Labs

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

Datasheet

341In Stock

Cut Tape

$50.90

$41.21

$38.79

$37.20

Reel

$35.80

MouseReel Available

Min.: 1
Mult.: 1

: 250

SMD/SMT

TQFP-100

8051

128 kB

8 bit

100 MHz

64 I/O

8.25 kB

3 V

3.6 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F413-GM
Silicon Labs
1: $17.92
6,193In Stock
NRND

Mfr. Part No.
C8051F413-GM

Mouser Part No
634-C8051F413-GM

NRND

Silicon Labs

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

Datasheet

6,193In Stock

$17.92

$14.04

$13.07

$12.01

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

8051

16 kB

8 bit

12 bit

50 MHz

20 I/O

2.31 kB

2 V

5.25 V

- 40 C

+ 85 C

Tube

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: $2.58
1,400Expected 16/10/2026

Mfr. Part No.
EFM8SB10F8G-A-CSP16

Mouser Part No
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

1,400Expected 16/10/2026

$2.58

$2.01

$1.81

$1.60

View

Min.: 1
Mult.: 1

SMD/SMT

CSP-16

CIP-51 8051

8 kB

8 bit

12 bit

25 MHz

13 I/O

512 B

1.8 V

3.6 V

- 40 C

+ 85 C

Cut Tape

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

C8051F507-IM
Silicon Labs
1: $10.21
583In 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

583In Stock

$10.21

$8.64

$8.24

$8.02

Quote

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

32 kB

8 bit

12 bit

50 MHz

25 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24

C8051F921-G-GM
Silicon Labs
1: $5.86
932In Stock
End of Life

Mfr. Part No.
C8051F921-G-GM

Mouser Part No
634-C8051F921-G-GM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

932In Stock

$5.86

$4.46

$4.09

$3.70

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

8051

32 kB

8 bit

10 bit

25 MHz

16 I/O

4.25 kB

900 mV

3.6 V

- 40 C

+ 85 C

Tube

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

C8051F413-GMR
Silicon Labs
1: $17.92
422In Stock
NRND

Mfr. Part No.
C8051F413-GMR

Mouser Part No
634-C8051F413-GMR

NRND

Silicon Labs

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

Datasheet

422In Stock

Cut Tape

$17.92

$14.04

$13.07

$12.01

View

Reel

$10.35

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

16 kB

8 bit

12 bit

50 MHz

20 I/O

2.31 kB

2 V

5.25 V

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F385-GM
Silicon Labs
1: $8.73
257In Stock

Mfr. Part No.
C8051F385-GM

Mouser Part No
634-C8051F385-GM

Silicon Labs

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

Learn More

Datasheet

257In Stock

$8.73

$6.69

$6.19

$5.63

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

64 kB

8 bit

48 MHz

25 I/O

4.35 kB

2.7 V

5.25 V

- 40 C

+ 85 C

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: $15.69
296In 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

296In Stock

Cut Tape

$15.69

$12.25

$11.40

$10.44

$9.94

Reel

$9.82

Min.: 1
Mult.: 1

: 1,500

8051

8 bit

1.8 V

5.25 V

Reel, Cut Tape

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

C8051F390-A-GM
Silicon Labs
1: $5.62
1,322In Stock

Mfr. Part No.
C8051F390-A-GM

Mouser Part No
634-C8051F390-A-GM

Silicon Labs

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

Learn More

Datasheet

1,322In Stock

$5.62

$4.64

$3.93

$3.75

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

8051

16 kB

8 bit

10 bit

50 MHz

21 I/O

1 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Tube

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

C8051F120-GQ
Silicon Labs
1: $69.60
1,137In Stock
End of Life

Mfr. Part No.
C8051F120-GQ

Mouser Part No
634-C8051F120-GQ

End of Life

Silicon Labs

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

Datasheet

1,137In Stock

$69.60

$56.59

$51.97

$51.73

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

128 kB

8 bit

8 bit, 12 bit

100 MHz

64 I/O

8.25 kB

3 V

3.6 V

- 40 C

+ 85 C

Tray

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

C8051F381-GM
Silicon Labs
1: $9.36
750In Stock

Mfr. Part No.
C8051F381-GM

Mouser Part No
634-C8051F381-GM

Silicon Labs

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

Learn More

Datasheet

750In Stock

$9.36

$7.44

$6.65

$6.19

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

64 kB

8 bit

10 bit

48 MHz

25 I/O

4.25 kB

2.7 V

5.25 V

- 40 C

+ 85 C

Tube

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

C8051F553-IM
Silicon Labs
1: $11.79
Non-Stocked Lead-Time 12 Weeks

Mfr. Part No.
C8051F553-IM

Mouser Part No
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

$11.79

$9.78

$8.31

$7.96

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

8051

32 kB

8 bit

12 bit

50 MHz

18 I/O

2.25 kB

1.8 V

5.25 V

- 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: $5.37
1,210In Stock
1,911Expected 2/11/2026

Mfr. Part No.
C8051F392-A-GM

Mouser Part No
634-C8051F392-A-GM

Silicon Labs

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

Learn More

Datasheet

1,210In Stock

1,911Expected 2/11/2026

$5.37

$4.49

$3.77

$3.59

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

16 kB

8 bit

10 bit

50 MHz

17 I/O

1 kB

1.8 V

3.6 V

- 40 C

+ 105 C

Tube

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

C8051F321-GM
Silicon Labs
1: $20.13
178In Stock
1,533Expected 27/11/2026

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

178In Stock

1,533Expected 27/11/2026

$20.13

$16.25

$14.61

$13.74

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

CIP-51 8051

16 kB

8 bit

10 bit

25 MHz

21 I/O

2.3 kB

2.7 V

3.6 V

- 40 C

+ 85 C

Tube

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

C8051F411-GMR
Silicon Labs
1: $19.12
437In Stock
1,500Expected 16/10/2026

Mfr. Part No.
C8051F411-GMR

Mouser Part No
634-C8051F411-GMR

Silicon Labs

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

Datasheet

437In Stock

1,500Expected 16/10/2026

Cut Tape

$19.12

$15.60

$14.29

$13.42

View

Reel

$11.91

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

QFN-28

8051

32 kB

8 bit

12 bit

50 MHz

20 I/O

2.25 kB

2 V

5.25 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F501-IM
Silicon Labs
1: $17.30
600In Stock
End of Life

Mfr. Part No.
C8051F501-IM

Mouser Part No
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

$17.30

$13.90

$12.73

$11.78

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

64 kB

8 bit

12 bit

50 MHz

40 I/O

4.25 kB

1.8 V

5.25 V

- 40 C

+ 125 C

AEC-Q100

Tube

8051 microcontroller Microcontrollers - MCU

Types of Microcontrollers - MCU

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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-40
QFN-48

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
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
33 I/O

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