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8051 Core Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 542

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Core = 8051

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Part #

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51TC0AE
Nuvoton
1: € 0,851
975In Stock

Mfr. Part No.
MS51TC0AE

Mouser Part No
503-MS51TC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

Learn More

Datasheet

975In Stock

€ 0,851

€ 0,728

€ 0,64

€ 0,605

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-33

8051

30 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

MS51XB9AE
Nuvoton
1: € 0,559
648In Stock

Mfr. Part No.
MS51XB9AE

Mouser Part No
503-MS51XB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

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Datasheet

648In Stock

€ 0,559

€ 0,481

€ 0,424

€ 0,401

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

18 I/O

8 bit

12 bit

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

N76E003AT20
Nuvoton
1: € 0,714
485In Stock
888Expected 20/04/2027

Mfr. Part No.
N76E003AT20

Mouser Part No
503-N76E003AT20

Nuvoton

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

Datasheet

485In Stock

888Expected 20/04/2027

€ 0,714

€ 0,611

€ 0,521

€ 0,491

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

8051

18 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V

AT89C51AC2-SLSUM
Microchip Technology
1: € 8,87
20In Stock
81Expected 11/09/2026

Mfr. Part No.
AT89C51AC2-SLSUM

Mouser Part No
556-A89C51AC2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V

Learn More

Datasheet

20In Stock

81Expected 11/09/2026

€ 8,87

€ 8,13

€ 7,36

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V

AT89LS52-16AU
Microchip Technology
1: € 1,97
176In Stock

Mfr. Part No.
AT89LS52-16AU

Mouser Part No
556-A89LS52-16AU

Microchip Technology

8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V

Datasheet

176In Stock

€ 1,97

€ 1,80

€ 1,64

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

AT89LP3240-20AU
Microchip Technology
1: € 9,02
60In Stock

Mfr. Part No.
AT89LP3240-20AU

Mouser Part No
556-AT89LP3240-20AU

Microchip Technology

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

Datasheet

60In Stock

€ 9,02

€ 8,30

€ 8,27

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

38 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51ED2-20AU
Microchip Technology
1: € 4,85
144In Stock
1 600Expected 11/12/2026

Mfr. Part No.
AT89LP51ED2-20AU

Mouser Part No
556-AT89LP51ED2-20AU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Learn More

Datasheet

144In Stock

1 600Expected 11/12/2026

€ 4,85

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51ED2-20MU
Microchip Technology
1: € 4,85
30In Stock

Mfr. Part No.
AT89LP51ED2-20MU

Mouser Part No
556-AT89LP51ED2-20MU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Learn More

Datasheet

30In Stock

€ 4,85

€ 4,43

€ 4,02

Min.: 1
Mult.: 1

SMD/SMT

VQFN-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

AT89LP51RB2-20AAU
Microchip Technology
1: € 3,30
209In Stock

Mfr. Part No.
AT89LP51RB2-20AAU

Mouser Part No
556-AT89LP51RB220AAU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

Learn More

Datasheet

209In Stock

€ 3,30

€ 3,03

€ 2,76

Min.: 1
Mult.: 1

SMD/SMT

LQFP-44

8051

40 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

AT89LP51RD2-20AAU
Microchip Technology
1: € 4,49
5In Stock

Mfr. Part No.
AT89LP51RD2-20AAU

Mouser Part No
556-AT89LP51RD220AAU

Microchip Technology

8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V

Learn More

Datasheet

5In Stock

€ 4,49

€ 4,39

€ 4,03

€ 3,66

Min.: 1
Mult.: 1

SMD/SMT

LQFP-44

8051

40 I/O

8 bit

10 bit

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

C8051F338-GM
Silicon Labs
1: € 10,33
57In Stock

Mfr. Part No.
C8051F338-GM

Mouser Part No
634-C8051F338-GM

Silicon Labs

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

Datasheet

57In Stock

€ 10,33

€ 8,57

€ 7,31

€ 7,03

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

8051

21 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

C8051F330-GMR
Silicon Labs
1: € 9,92
24In Stock
1 500Expected 23/10/2026
NRND

Mfr. Part No.
C8051F330-GMR

Mouser Part No
634-C8051F330-GMR

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

Datasheet

24In Stock

1 500Expected 23/10/2026

Cut Tape

€ 9,92

€ 7,87

€ 7,22

€ 6,51

View

Reel

€ 5,43

MouseReel Available

Min.: 1
Mult.: 1

: 1 500

SMD/SMT

QFN-20

8051

17 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V

AT89C51RC2-SLSUL
Microchip Technology
1: € 8,32
4In Stock

Mfr. Part No.
AT89C51RC2-SLSUL

Mouser Part No
556-A89C51RC2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V

Learn More

Datasheet

4In Stock

€ 8,32

€ 7,62

€ 6,89

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

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

C8051F353-GMR
Silicon Labs
1: € 11,09
103In Stock

Mfr. Part No.
C8051F353-GMR

Mouser Part No
634-C8051F353-GMR

Silicon Labs

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

Datasheet

103In Stock

Cut Tape

€ 11,09

€ 9,02

€ 7,93

€ 7,56

View

Reel

€ 6,10

Min.: 1
Mult.: 1

: 1 500

SMD/SMT

QFN-28

8051

17 I/O

8 bit

16 bit

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

C8051F383-GM
Silicon Labs
1: € 5,15
21In Stock

Mfr. Part No.
C8051F383-GM

Mouser Part No
634-C8051F383-GM

Silicon Labs

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

Learn More

Datasheet

21In Stock

€ 5,15

€ 4,93

€ 3,67

€ 3,50

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

10 bit

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

C8051F506-IM
Silicon Labs
1: € 10,67
6In Stock

Mfr. Part No.
C8051F506-IM

Mouser Part No
634-C8051F506-IM

Silicon Labs

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

Datasheet

6In Stock

€ 10,67

€ 8,68

€ 8,27

€ 7,18

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

CY8C3244AXI-153
Infineon Technologies
1: € 9,70
33In Stock

Mfr. Part No.
CY8C3244AXI-153

Mouser Part No
727-CY8C3244AXI-153

Infineon Technologies

8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V

Learn More

Datasheet

33In Stock

€ 9,70

€ 7,55

€ 6,85

€ 5,51

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

70 I/O

8 bit

12 bit

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

CY8C3246LTI-149
Infineon Technologies
1: € 12,35
8In Stock

Mfr. Part No.
CY8C3246LTI-149

Mouser Part No
727-CY8C3246LTI-149

Infineon Technologies

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

Learn More

Datasheet

8In Stock

€ 12,35

€ 9,59

€ 8,65

€ 8,15

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

46 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

CY8C3246LTI-149T
Infineon Technologies
1: € 12,50
23In Stock

Mfr. Part No.
CY8C3246LTI-149T

Mouser Part No
727-CY8C3246LTI-149T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O

Learn More

Datasheet

23In Stock

Cut Tape

€ 12,50

€ 9,49

€ 9,10

€ 8,02

View

Reel

€ 6,73

Min.: 1
Mult.: 1

: 2 000

SMD/SMT

QFN-68

8051

46 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

CY8C3446AXI-099T
Infineon Technologies
1: € 14,30
113In Stock

Mfr. Part No.
CY8C3446AXI-099T

Mouser Part No
727-CY8C3446AXI-099T

Infineon Technologies

8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O

Learn More

Datasheet

113In Stock

Cut Tape

€ 14,30

€ 11,21

€ 10,10

€ 9,55

View

Reel

€ 7,80

MouseReel Available

Min.: 1
Mult.: 1

: 1 500

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

12 bit

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

CY8C3446LTI-085
Infineon Technologies
1: € 13,89
6In Stock

Mfr. Part No.
CY8C3446LTI-085

Mouser Part No
727-CY8C3446LTI-085

Infineon Technologies

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

Learn More

Datasheet

6In Stock

€ 13,89

€ 10,87

€ 9,79

€ 9,25

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

48 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU

C8051F022-GQ
Silicon Labs
1: € 30,45
7In Stock
End of Life

Mfr. Part No.
C8051F022-GQ

Mouser Part No
634-C8051F022-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU

Datasheet

7In Stock

€ 30,45

€ 25,46

€ 23,61

€ 23,15

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

8 bit, 10 bit

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

C8051F043-GQ
Silicon Labs
1: € 22,86
6In Stock
End of Life

Mfr. Part No.
C8051F043-GQ

Mouser Part No
634-C8051F043-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

Datasheet

6In Stock

€ 22,86

€ 18,45

€ 17,17

€ 15,91

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-64

8051

32 I/O

8 bit

10 bit

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

C8051F064-GQ
Silicon Labs
1: € 28,44
2In Stock
End of Life

Mfr. Part No.
C8051F064-GQ

Mouser Part No
634-C8051F064-GQ

End of Life

Silicon Labs

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

Datasheet

2In Stock

€ 28,44

€ 22,85

€ 21,25

€ 19,44

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

59 I/O

8 bit

16 bit

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

C8051F120-GQ
Silicon Labs
1: € 46,35
5In Stock
2 250Expected 25/09/2026
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

5In Stock

2 250Expected 25/09/2026

€ 46,35

€ 35,99

€ 33,29

€ 32,73

Quote

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

8 bit, 12 bit

8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

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Support

LQFP-32
LQFP-44
LQFP-48
LQFP-64
MQFP-80
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

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