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8051 Core Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 787

Applied Filters:

Core = 8051

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Product Type

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Maximum Clock Frequency

Program Memory Size

Data RAM Size

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Part #

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

AT80C51RD2-SLSUM
Microchip Technology
1: $6.29
1,184In Stock

Mfr. Part #
AT80C51RD2-SLSUM

Mouser Part #
556-AT80C51RD2-SLSUM

Microchip Technology

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

Datasheet

1,184In Stock

$6.29

$5.80

$5.68

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

40 MHz

1 kB

1.25 kB

No ADC

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

AT89C55WD-24JU
Microchip Technology
1: $7.15
615In Stock

Mfr. Part #
AT89C55WD-24JU

Mouser Part #
556-AT89C55WD-24JU

Microchip Technology

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

Datasheet

615In Stock

$7.15

$6.59

$6.49

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

24 MHz

20 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V

AT89C55WD-24PU
Microchip Technology
1: $7.91
959In Stock

Mfr. Part #
AT89C55WD-24PU

Mouser Part #
556-AT89C55WD-24PU

Microchip Technology

8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V

Datasheet

959In Stock

$7.91

$7.26

$6.98

Quote

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

8051

8 bit

24 MHz

20 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tube

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

AT89LP51RB2-20JU
Microchip Technology
1: $6.19
776In Stock

Mfr. Part #
AT89LP51RB2-20JU

Mouser Part #
556-AT89LP51RB2-20JU

Microchip Technology

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

Learn More

Datasheet

776In Stock

$6.19

$5.68

$5.14

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

20 MHz

24 kB

256 B

10 bit

40 I/O

- 40 C

+ 85 C

Tube

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT

CC2510F32RHHR
Texas Instruments
1: $10.05
924In Stock

Mfr. Part #
CC2510F32RHHR

Mouser Part #
595-CC2510F32RHHR

Texas Instruments

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHT

Datasheet

924In Stock

Cut Tape

$10.05

$8.72

$8.24

$7.61

View

Reel

$6.34

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

RF System on a Chip - SoC

SMD/SMT

VQFN-36

8051

8 bit

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F021-GQ
Silicon Labs
1: $55.72
304In Stock

Mfr. Part #
C8051F021-GQ

Mouser Part #
634-C8051F021-GQ

Silicon Labs

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

Datasheet

304In Stock

$55.72

$46.66

$43.98

$40.00

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.35 kB

8 bit, 12 bit

32 I/O

- 40 C

+ 85 C

Tray

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

C8051F021-GQR
Silicon Labs
1: $55.72
93In Stock

Mfr. Part #
C8051F021-GQR

Mouser Part #
634-C8051F021-GQR

Silicon Labs

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

Datasheet

93In Stock

Cut Tape

$55.72

$46.66

$43.98

$40.85

$39.31

Reel

$38.36

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.35 kB

8 bit, 12 bit

32 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F022-GQ
Silicon Labs
1: $46.76
526In Stock

Mfr. Part #
C8051F022-GQ

Mouser Part #
634-C8051F022-GQ

Silicon Labs

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

Datasheet

526In Stock

$46.76

$39.07

$34.20

$33.14

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-100

8051

8 bit

25 MHz

64 kB

4.35 kB

8 bit, 10 bit

64 I/O

- 40 C

+ 85 C

Tray

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

C8051F023-GQR
Silicon Labs
1: $43.70
251In Stock

Mfr. Part #
C8051F023-GQR

Mouser Part #
634-C8051F023-GQR

Silicon Labs

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

Datasheet

251In Stock

Cut Tape

$43.70

$36.47

$34.29

$31.71

$30.45

Reel

$28.90

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.35 kB

8 bit, 10 bit

32 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

C8051F300-GMR
Silicon Labs
1: $9.90
1,127In Stock

Mfr. Part #
C8051F300-GMR

Mouser Part #
634-C8051F300-GMR

Silicon Labs

8-bit Microcontrollers - MCU 8kB/256B RAM, 8b ADC, 2% osc, QFN11 OTP available (T600-GM)

Datasheet

1,127In Stock

Cut Tape

$9.90

$8.23

$7.64

$6.91

View

Reel

$5.97

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-11

8051

8 bit

25 MHz

8 kB

256 B

8 bit

8 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F580-IM
Silicon Labs
1: $18.91
768In Stock

Mfr. Part #
C8051F580-IM

Mouser Part #
634-C8051F580-IM

Silicon Labs

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

Learn More

Datasheet

768In Stock

$18.91

$15.69

$14.14

$13.78

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-48

8051

8 bit

24 MHz

128 kB

8.25 kB

12 bit

40 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU

C8051F350-GQ
Silicon Labs
1: $20.51
608In Stock
End of Life

Mfr. Part #
C8051F350-GQ

Mouser Part #
634-C8051F350-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU

Datasheet

608In Stock

$20.51

$17.02

$15.92

$15.09

Quote

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

8 kB

768 B

24 bit

17 I/O

- 40 C

+ 85 C

Tray

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

C8051F381-GQ
Silicon Labs
1: $9.93
1,078In Stock
End of Life

Mfr. Part #
C8051F381-GQ

Mouser Part #
634-C8051F381-GQ

End of Life

Silicon Labs

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

Learn More

Datasheet

1,078In Stock

$9.93

$8.24

$7.66

$6.94

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-LQFP32

C8051F381-GQR
Silicon Labs
1: $9.93
1,280In Stock
End of Life

Mfr. Part #
C8051F381-GQR

Mouser Part #
634-C8051F381-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-LQFP32

Datasheet

1,280In Stock

Cut Tape

$9.93

$8.24

$7.66

$6.94

Reel

$6.29

View

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

48 MHz

64 kB

4.25 kB

10 bit

25 I/O

- 40 C

+ 85 C

Reel, Cut Tape

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

C8051F412-GQ
Silicon Labs
1: $21.49
496In Stock
1,250Expected 2026-03-20
End of Life

Mfr. Part #
C8051F412-GQ

Mouser Part #
634-C8051F412-GQ

End of Life

Silicon Labs

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

Datasheet

496In Stock

1,250Expected 2026-03-20

$21.49

$17.38

$15.93

$14.46

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

16 kB

2.31 kB

12 bit

24 I/O

- 40 C

+ 85 C

Tray

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

C8051F412-GQR
Silicon Labs
1: $26.39
294In Stock
End of Life

Mfr. Part #
C8051F412-GQR

Mouser Part #
634-C8051F412-GQR

End of Life

Silicon Labs

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

Datasheet

294In Stock

Cut Tape

$26.39

$20.71

$19.85

$17.50

Reel

$15.50

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

50 MHz

16 kB

2.31 kB

12 bit

24 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10

C8051F521A-IM
Silicon Labs
1: $6.86
2,359In Stock
End of Life

Mfr. Part #
C8051F521A-IM

Mouser Part #
634-C8051F521A-IM

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10

Datasheet

2,359In Stock

$6.86

$6.85

$6.35

$5.65

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

25 MHz

8 kB

256 B

12 bit

6 I/O

- 40 C

+ 125 C

Tube

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

C8051F560-IQ
Silicon Labs
1: $11.44
511In Stock
End of Life

Mfr. Part #
C8051F560-IQ

Mouser Part #
634-C8051F560-IQ

End of Life

Silicon Labs

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

Datasheet

511In Stock

$11.44

$9.49

$8.83

$8.03

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

8051

8 bit

50 MHz

32 kB

2.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tray

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

AT89C51IC2T-RLTUL
Microchip Technology
1: $13.17
160In Stock

Mfr. Part #
AT89C51IC2T-RLTUL

Mouser Part #
556-AT89C51IC2TLTUL

Microchip Technology

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

Learn More

Datasheet

160In Stock

$13.17

$12.07

$10.94

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

60 MHz

32 kB

1.25 kB

No ADC

34 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

AT89C4051-24SU
Microchip Technology
1: $2.29
534In Stock

Mfr. Part #
AT89C4051-24SU

Mouser Part #
556-A89C4051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V

Datasheet

534In Stock

$2.29

$2.10

$1.87

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-20

8051

8 bit

24 MHz

4 kB

128 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V

AT89C4051-12SU
Microchip Technology
1: $2.30
34In Stock
555On Order

Mfr. Part #
AT89C4051-12SU

Mouser Part #
556-A89C405112SU

Microchip Technology

8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V

Datasheet

34In Stock

555On Order

$2.30

$2.12

$1.90

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-20

8051

8 bit

12 MHz

4 kB

128 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU C5130A 32K Flash USB

AT89C5131A-PUTUM
Microchip Technology
1: $11.60
155In Stock

Mfr. Part #
AT89C5131A-PUTUM

Mouser Part #
556-A89C5131A-PUTUM

Microchip Technology

8-bit Microcontrollers - MCU C5130A 32K Flash USB

Datasheet

155In Stock

$11.60

$10.64

$9.64

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

48 MHz

32 kB

1 kB

No ADC

34 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU C5131A 32K Flash USB Ind 3V

AT89C5131A-TISUL
Microchip Technology
1: $16.22
34In Stock

Mfr. Part #
AT89C5131A-TISUL

Mouser Part #
556-A89C5131ATISUL

Microchip Technology

8-bit Microcontrollers - MCU C5131A 32K Flash USB Ind 3V

Datasheet

34In Stock

$16.22

$14.89

$14.67

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-28

8051

8 bit

48 MHz

32 kB

1 kB

No ADC

18 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU C51-CAN Bootloader CAN

AT89C51CC02CA-SISUM
Microchip Technology
1: $13.19
68In Stock

Mfr. Part #
AT89C51CC02CA-SISUM

Mouser Part #
556-A89C51C02CASISUM

Microchip Technology

8-bit Microcontrollers - MCU C51-CAN Bootloader CAN

Learn More

Datasheet

68In Stock

$13.19

$12.10

$10.96

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU CTRL Bootloader CAN

AT89C51CC02CA-TISUM
Microchip Technology
1: $12.54
43In Stock

Mfr. Part #
AT89C51CC02CA-TISUM

Mouser Part #
556-A89C51C02CATISUM

Microchip Technology

8-bit Microcontrollers - MCU CTRL Bootloader CAN

Learn More

Datasheet

43In Stock

$12.54

$11.51

$10.45

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

SOIC-28

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 I/O

- 40 C

+ 85 C

Tube

8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Mouser Electronics®

Company

Resources

Support

BGA-82
LGA-42
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

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
4352 B

4 I/O
5 I/O
6 I/O
7 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
23 I/O
24 I/O
25 I/O
26 I/O