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8051 Core 8-bit Microcontrollers - MCU

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Results: 695

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Part #

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

C8051F392-A-GM
Silicon Labs
1: $4.99
1,279In Stock
1,911Expected 27/2/2026

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

1,279In Stock

1,911Expected 27/2/2026

$4.99

$4.17

$3.50

$3.34

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-20

50 MHz

10 bit

17 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

C8051F392

Tube

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

C8051F411-GM
Silicon Labs
1: $15.33
738In Stock

Mfr. Part No.
C8051F411-GM

Mouser Part No
634-C8051F411-GM

Silicon Labs

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

Datasheet

738In Stock

$15.33

$13.21

$11.82

$11.59

View

Min.: 1
Mult.: 1

8051

32 kB

2.31 kB

QFN-28

50 MHz

12 bit

20 I/O

2 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F411

Tube

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

C8051F500-IQ
Silicon Labs
1: $15.67
978In Stock

Mfr. Part No.
C8051F500-IQ

Mouser Part No
634-C8051F500-IQ

Silicon Labs

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

Datasheet

978In Stock

$15.67

$12.98

$12.11

$11.04

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFP-48

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F500

AEC-Q100

Tray

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

C8051F503-IQ
Silicon Labs
1: $14.43
1,559In Stock

Mfr. Part No.
C8051F503-IQ

Mouser Part No
634-C8051F503-IQ

Silicon Labs

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

Datasheet

1,559In Stock

$14.43

$11.95

$11.15

$10.15

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFP-32

50 MHz

12 bit

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F503

AEC-Q100

Tray

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

C8051F505-IQ
Silicon Labs
1: $14.11
637In Stock

Mfr. Part No.
C8051F505-IQ

Mouser Part No
634-C8051F505-IQ

Silicon Labs

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

Datasheet

637In Stock

$14.11

$11.70

$10.90

$9.92

View

Min.: 1
Mult.: 1

8051

32 kB

4.25 kB

QFP-48

50 MHz

12 bit

40 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F505

AEC-Q100

Tray

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

C8051F506-IQ
Silicon Labs
1: $14.29
1,717In Stock

Mfr. Part No.
C8051F506-IQ

Mouser Part No
634-C8051F506-IQ

Silicon Labs

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

Datasheet

1,717In Stock

$14.29

$11.86

$11.05

$10.06

View

Min.: 1
Mult.: 1

8051

32 kB

4.25 kB

QFP-32

50 MHz

12 bit

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F506

AEC-Q100

Tray

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20

C8051F530A-IT
Silicon Labs
1: $7.85
3,611In Stock

Mfr. Part No.
C8051F530A-IT

Mouser Part No
634-C8051F530A-IT

Silicon Labs

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20

Datasheet

3,611In Stock

$7.85

$6.52

$5.59

$5.32

View

Min.: 1
Mult.: 1

8051

8 kB

256 B

TSSOP-20

25 MHz

12 bit

16 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F530A

Tube

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V 8-bit MCU

C8051F531-C-IT
Silicon Labs
1: $8.74
946In Stock

Mfr. Part No.
C8051F531-C-IT

Mouser Part No
634-C8051F531-C-IT

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V 8-bit MCU

Datasheet

946In Stock

$8.74

$7.26

$6.23

$5.95

View

Min.: 1
Mult.: 1

8051

8 kB

256 B

TSSOP-20

25 MHz

12 bit

16 I/O

2 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F531

AEC-Q100

Tube

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

C8051F550-IM
Silicon Labs
1: $10.76
2,154In Stock

Mfr. Part No.
C8051F550-IM

Mouser Part No
634-C8051F550-IM

Silicon Labs

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

Datasheet

2,154In Stock

$10.76

$8.92

$7.58

$7.26

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

QFN-24

50 MHz

12 bit

18 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F550

AEC-Q100

Tube

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

C8051F553-IM
Silicon Labs
1: $10.26
1,922In Stock

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

1,922In Stock

$10.26

$8.51

$7.23

$6.92

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

QFN-24

50 MHz

12 bit

18 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F553

AEC-Q100

Tube

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

C8051F560-IQ
Silicon Labs
1: $10.36
761In Stock

Mfr. Part No.
C8051F560-IQ

Mouser Part No
634-C8051F560-IQ

Silicon Labs

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

Datasheet

761In Stock

$10.36

$8.59

$7.99

$7.27

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

QFP-32

50 MHz

12 bit

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F560

AEC-Q100

Tray

8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16

C8051F860-C-GSR
Silicon Labs
1: $3.43
4,192In Stock

Mfr. Part No.
C8051F860-C-GSR

Mouser Part No
634-C8051F860-C-GSR

Silicon Labs

8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16

Learn More

Datasheet

4,192In Stock

Cut Tape

$3.43

$2.89

$2.68

$2.40

Reel

$1.96

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

8051

8 kB

512 B

SOIC-16

25 MHz

12 bit

13 I/O

2.2 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F860

Reel, Cut Tape, MouseReel

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

C8051F921-G-GM
Silicon Labs
1: $5.28
1,032In Stock

Mfr. Part No.
C8051F921-G-GM

Mouser Part No
634-C8051F921-G-GM

Silicon Labs

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

Learn More

Datasheet

1,032In Stock

$5.28

$4.41

$3.70

$3.53

View

Min.: 1
Mult.: 1

8051

32 kB

4.25 kB

QFN-24

25 MHz

10 bit

16 I/O

900 mV

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

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

C8051F921-G-GMR
Silicon Labs
1: $5.28
1,496In Stock

Mfr. Part No.
C8051F921-G-GMR

Mouser Part No
634-C8051F921-G-GMR

Silicon Labs

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

Learn More

Datasheet

1,496In Stock

Cut Tape

$5.28

$4.41

$4.09

$3.67

Reel

$3.03

View

Min.: 1
Mult.: 1

Reel: 1,500

8051

32 kB

4.25 kB

QFN-24

25 MHz

10 bit

16 I/O

900 mV

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

C8051F931-G-GM
Silicon Labs
1: $9.42
2,631In Stock

Mfr. Part No.
C8051F931-G-GM

Mouser Part No
634-C8051F931-G-GM

Silicon Labs

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

2,631In Stock

$9.42

$7.01

$6.53

$5.74

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

QFN-24

25 MHz

10 bit

16 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

C8051F931-G-GMR
Silicon Labs
1: $6.52
899In Stock
3,000Expected 3/4/2026

Mfr. Part No.
C8051F931-G-GMR

Mouser Part No
634-C8051F931-G-GMR

Silicon Labs

8-bit Microcontrollers - MCU 64KB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN24

Learn More

Datasheet

899In Stock

3,000Expected 3/4/2026

Cut Tape

$6.52

$5.42

$5.05

$4.55

View

Reel

$3.64

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8051

64 kB

4.25 kB

25 MHz

10 bit

16 I/O

900 mV

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU High-Speed Microcontroller

DS80C310-QCG+
Analog Devices / Maxim Integrated
1: $40.03
84In Stock

Mfr. Part No.
DS80C310-QCG+

Mouser Part No
700-DS80C310-QCG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed Microcontroller

Learn More

Datasheet

84In Stock

$40.03

$31.32

$29.90

$26.74

View

Min.: 1
Mult.: 1

8051

64 kB

256 B

PLCC-44

25 MHz

No ADC

32 I/O

4 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

DS80C310

Tube

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-ECG+
Analog Devices / Maxim Integrated
1: $55.74
145In Stock

Mfr. Part No.
DS80C320-ECG+

Mouser Part No
700-DS80C320-ECG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

145In Stock

$55.74

$49.75

$47.50

$42.48

$40.52

Min.: 1
Mult.: 1

8051

64 kB

256 B

TQFP-44

25 MHz

No ADC

32 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

DS80C320

Tray

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C320-MCG+
Analog Devices / Maxim Integrated
1: $39.92
182In Stock

Mfr. Part No.
DS80C320-MCG+

Mouser Part No
700-DS80C320-MCG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

182In Stock

$39.92

$33.74

$32.22

$28.81

View

Min.: 1
Mult.: 1

8051

64 kB

256 B

PDIP-40

25 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS80C320

Tube

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

DS80C323-ECD+
Analog Devices / Maxim Integrated
1: $21.61
223In Stock

Mfr. Part No.
DS80C323-ECD+

Mouser Part No
700-DS80C323-ECD

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers

Learn More

Datasheet

223In Stock

$21.61

$16.96

$16.26

$14.32

View

Min.: 1
Mult.: 1

8051

64 kB

256 B

TQFP-44

18 MHz

No ADC

32 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

0 C

+ 70 C

DS80C323

Tray

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-ENG+
Analog Devices / Maxim Integrated
1: $45.62
143In Stock

Mfr. Part No.
DS89C430-ENG+

Mouser Part No
700-DS89C430-ENG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

143In Stock

$45.62

$39.70

$37.92

$33.90

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

TQFP-44

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

DS89C430

Tray

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-MNL+
Analog Devices / Maxim Integrated
1: $51.75
147In Stock

Mfr. Part No.
DS89C430-MNL+

Mouser Part No
700-DS89C430-MNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

147In Stock

$51.75

$46.18

$44.09

$39.43

$37.61

Min.: 1
Mult.: 1

8051

16 kB

1 kB

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS89C430

Tube

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C450-QNG+
Analog Devices / Maxim Integrated
1: $50.94
176In Stock

Mfr. Part No.
DS89C450-QNG+

Mouser Part No
700-DS89C450-QNG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

176In Stock

$50.94

$45.45

$43.41

$38.82

$37.03

Min.: 1
Mult.: 1

8051

64 kB

1 kB

PLCC-44

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

DS89C450

Tube

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C450-QNL+
Analog Devices / Maxim Integrated
1: $67.12
55In Stock

Mfr. Part No.
DS89C450-QNL+

Mouser Part No
700-DS89C450-QNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

55In Stock

$67.12

$57.41

$54.99

$49.85

$48.12

Min.: 1
Mult.: 1

8051

64 kB

1 kB

PLCC-44

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

DS89C450

Tube

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

CY8C3245LTI-139
Infineon Technologies
1: $12.40
550In Stock

Mfr. Part No.
CY8C3245LTI-139

Mouser Part No
727-CY8C3245LTI-139

Infineon Technologies

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

Learn More

Datasheet

550In Stock

$12.40

$9.65

$8.95

$8.20

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

QFN-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3245

Tray

8051 Core 8-bit Microcontrollers - MCU

Customer Service Office

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128 B
256 B
512 B
768 B
1 kB
1.2 kB
1.25 kB
1.28 kB
1.54 kB
1.75 kB
2 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

LQFP-32
LQFP-44
LQFP-48
LQFP-64
MSOP-10
PDIP-20
PDIP-40
PLCC-28
PLCC-44
PLCC-68
PQFP-44
PQFP-48
QFN-11
QFN-20
QFN-24
QFN-28
QFN-32
QFN-33
QFN-40
QFN-48

4 I/O
6 I/O
7 I/O
8 I/O
11 I/O
12 I/O
13 I/O
15 I/O
16 I/O
17 I/O
18 I/O
20 I/O
21 I/O
24 I/O
25 I/O
26 I/O
28 I/O
29 I/O
30 I/O
31 I/O

80C
89C
89LP
89LS
89S
AT89C55WD
C8051F005
C8051F006
C8051F007
C8051F015
C8051F016
C8051F017
C8051F018
C8051F019
C8051F020
C8051F021
C8051F022
C8051F023
C8051F040
C8051F041