.hide-partial { max-height: none; } .show-more { display: none; }

8051 Core Embedded Processors & Controllers

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Embedded Processors & Controllers

List Images

Results: 556

Applied Filters:

Core = 8051

Manufacturer

Mounting Style

Package/Case

Number of I/Os

Data Bus Width

ADC Resolution

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

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

C8051F387-GM
Silicon Labs
1: £4.83
308In Stock

Mfr. Part No.
C8051F387-GM

Mouser Part No
634-C8051F387-GM

Silicon Labs

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

Learn More

Datasheet

308In Stock

£4.83

£3.75

£3.36

£3.06

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-32

8051

25 I/O

8 bit

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

CY8C3866PVI-021T
Infineon Technologies
1: £17.86
1,000In Stock

Mfr. Part No.
CY8C3866PVI-021T

Mouser Part No
727-CY8C3866PVI-021T

Infineon Technologies

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

Learn More

Datasheet

1,000In Stock

Cut Tape

£17.86

£14.43

£13.84

£12.20

View

Reel

£10.48

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

SMD/SMT

SSOP-48

8051

8 bit

20 bit

8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-2MHZ 4V-5.5V

AT89C2051-12SU
Microchip Technology
1: £1.13
555In Stock

Mfr. Part No.
AT89C2051-12SU

Mouser Part No
556-A89C205112SU

Microchip Technology

8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-2MHZ 4V-5.5V

Datasheet

555In Stock

£1.13

Min.: 1
Mult.: 1

SMD/SMT

SOIC-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

AT89C51CC03UA-SLSUM
Microchip Technology
1: £8.70
134In Stock

Mfr. Part No.
AT89C51CC03UA-SLSUM

Mouser Part No
556-A89C51C03UASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64K FLASH UAR BOOT

Learn More

Datasheet

134In Stock

£8.70

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

36 I/O

8 bit

10 bit

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

CY8C3246LTI-162
Infineon Technologies
1: £9.31
299In Stock

Mfr. Part No.
CY8C3246LTI-162

Mouser Part No
727-CY8C3246LTI-162

Infineon Technologies

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

Learn More

Datasheet

299In Stock

£9.31

£7.57

£7.21

£6.27

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

29 I/O

8 bit

12 bit

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

CY8C3246LTI-125
Infineon Technologies
1: £8.75
1,094In Stock

Mfr. Part No.
CY8C3246LTI-125

Mouser Part No
727-CY8C3246LTI-125

Infineon Technologies

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

Learn More

Datasheet

1,094In Stock

£8.75

£6.85

£6.38

£5.87

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-48

8051

31 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 32K Flash 3V USB

AT89C5131A-RDTUL
Microchip Technology
1: £5.83
160In Stock

Mfr. Part No.
AT89C5131A-RDTUL

Mouser Part No
556-AT89C5131A-RDTUL

Microchip Technology

8-bit Microcontrollers - MCU 32K Flash 3V USB

Datasheet

160In Stock

£5.83

Min.: 1
Mult.: 1

SMD/SMT

VQFP-64

8051

34 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V

CY8C3865AXI-019
Infineon Technologies
1: £17.40
220In Stock

Mfr. Part No.
CY8C3865AXI-019

Mouser Part No
727-CY8C3865AXI-019

Infineon Technologies

8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

220In Stock

£17.40

£13.60

£13.00

£11.62

View

Min.: 1
Mult.: 1

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

20 bit

8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 ind 3V GREEN

AT89C51RB2T-RLRUL
Microchip Technology
1: £5.83
1,000In Stock

Mfr. Part No.
AT89C51RB2T-RLRUL

Mouser Part No
556-AT89C51RB2TLRUL

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 ind 3V GREEN

Learn More

Datasheet

1,000In Stock

Cut Tape

£5.83

Reel

£5.83

Min.: 1
Mult.: 1

: 2,000

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

C8051F921-G-GM
Silicon Labs
1: £2.99
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

£2.99

£2.50

£2.10

£2.03

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-24

8051

16 I/O

8 bit

10 bit

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

MS51DA9AE
Nuvoton
1: £1.31
950In Stock

Mfr. Part No.
MS51DA9AE

Mouser Part No
503-MS51DA9AE

Nuvoton

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

Learn More

Datasheet

950In Stock

£1.31

£0.796

£0.668

£0.505

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-14

8051

12 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU LOW VOLTAGE 4K ISP FLASH-16MHZ 4-5.5V

AT89LS51-16AU
Microchip Technology
1: £1.58
133In Stock

Mfr. Part No.
AT89LS51-16AU

Mouser Part No
556-A89LS51-16AU

Microchip Technology

8-bit Microcontrollers - MCU LOW VOLTAGE 4K ISP FLASH-16MHZ 4-5.5V

Datasheet

133In Stock

£1.58

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

C8051F413-GM
Silicon Labs
1: £9.44
6,218In 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

6,218In Stock

£9.44

£7.82

£7.05

£6.71

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

8051

20 I/O

8 bit

12 bit

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

C8051F130-GQR
Silicon Labs
1: £28.10
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

£28.10

£24.12

£23.03

£20.60

Reel

£19.65

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH 20MHZ 2.4-5.5V

AT89LP2052-20PU
Microchip Technology
1: £2.03
264In Stock

Mfr. Part No.
AT89LP2052-20PU

Mouser Part No
556-A89LP2052-20PU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH 20MHZ 2.4-5.5V

Datasheet

264In Stock

£2.03

Min.: 1
Mult.: 1

Through Hole

PDIP-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN

AT89C51IC2T-RLTUL
Microchip Technology
1: £6.44
160In Stock

Mfr. Part No.
AT89C51IC2T-RLTUL

Mouser Part No
556-AT89C51IC2TLTUL

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN

Learn More

Datasheet

160In Stock

£6.44

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

34 I/O

8 bit

No ADC

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

CY8C3244LTI-130
Infineon Technologies
1: £6.87
368In Stock

Mfr. Part No.
CY8C3244LTI-130

Mouser Part No
727-CY8C3244LTI-130

Infineon Technologies

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

Learn More

Datasheet

368In Stock

£6.87

£5.33

£4.96

£4.53

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-68

8051

46 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3

CY8C3246AXI-131T
Infineon Technologies
1: £10.70
1,500In Stock

Mfr. Part No.
CY8C3246AXI-131T

Mouser Part No
727-CY8C3246AXI-131T

Infineon Technologies

8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3

Learn More

Datasheet

1,500In Stock

Cut Tape

£10.70

£8.44

£7.87

£7.25

View

Reel

£6.24

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

TQFP-100

8051

70 I/O

8 bit

12 bit

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

CY8C3246AXI-138T
Infineon Technologies
1: £12.72
994In Stock

Mfr. Part No.
CY8C3246AXI-138T

Mouser Part No
727-CY8C3246AXI-138T

Infineon Technologies

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

Learn More

Datasheet

994In Stock

Cut Tape

£12.72

£9.66

£9.26

£8.16

View

Reel

£6.60

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

SMD/SMT

TQFP-100

8051

72 I/O

8 bit

12 bit

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

N76E003AQ20
Nuvoton
1: £1.12
1,126In Stock

Mfr. Part No.
N76E003AQ20

Mouser Part No
503-N76E003AQ20

Nuvoton

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

Datasheet

1,126In Stock

Cut Tape

£1.12

£0.712

£0.636

£0.523

Reel

£0.338

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

SMD/SMT

QFN-20

8051

18 I/O

8 bit

12 bit

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F126-GQR
Silicon Labs
1: £30.76
185In Stock
End of Life

Mfr. Part No.
C8051F126-GQR

Mouser Part No
634-C8051F126-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

185In Stock

Cut Tape

£30.76

£25.43

£24.37

£23.07

Reel

£21.44

View

Min.: 1
Mult.: 1

: 250

SMD/SMT

TQFP-100

8051

64 I/O

8 bit

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

C8051F530-C-IM
Silicon Labs
1: £5.81
1,798In Stock
End of Life

Mfr. Part No.
C8051F530-C-IM

Mouser Part No
634-C8051F530-C-IM

End of Life

Silicon Labs

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

Datasheet

1,798In Stock

£5.81

£4.26

£3.97

£3.49

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-20

8051

16 I/O

8 bit

12 bit

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

AT89LP51ID2-20MU
Microchip Technology
1: £4.53
360In Stock

Mfr. Part No.
AT89LP51ID2-20MU

Mouser Part No
556-AT89LP51ID2-20MU

Microchip Technology

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

Learn More

Datasheet

360In Stock

£4.53

Min.: 1
Mult.: 1

SMD/SMT

VQFN-44

8051

36 I/O

8 bit

10 bit

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

DS80C323-QND+
Analog Devices / Maxim Integrated
1: £10.05
101In Stock

Mfr. Part No.
DS80C323-QND+

Mouser Part No
700-DS80C323-QND

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

101In Stock

£10.05

£8.33

£7.60

£7.03

View

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM

MG51FB9AE
Nuvoton
1: £1.10
402In Stock
New At Mouser

Mfr. Part No.
MG51FB9AE

Mouser Part No
503-MG51FB9AE

New At Mouser

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 4KB LDROM

Learn More

Datasheet

402In Stock

£1.10

£0.667

£0.424

£0.368

View

Min.: 1
Mult.: 1

SMD/SMT

TSSOP-20

8051

18 I/O

8 bit

12 bit

8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

Company

Resources

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