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

8051 Core 8-bit Microcontrollers - MCU

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

Results: 695

Applied Filters:

Core = 8051

Manufacturer

Program Memory Size

Data RAM Size

Package/Case

Maximum Clock Frequency

ADC Resolution

Number of I/Os

Supply Voltage - Min

Supply Voltage - Max

Mounting Style

Data Bus Width

Minimum Operating Temperature

Maximum Operating Temperature

Series

Qualification

Packaging

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 20 PINS UART 2K FLASH-2MHZ 4V-5.5V

AT89C2051-12SU
Microchip Technology
1: $2.00
587In 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

587In Stock

$2.00

$1.74

$1.72

$1.67

Min.: 1
Mult.: 1

8051

2 kB

128 B

SOIC-20

12 MHz

No ADC

15 I/O

2.7 V

6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com

AT89C51RC2-SLSUM
Microchip Technology
1: $11.94
178In Stock

Mfr. Part No.
AT89C51RC2-SLSUM

Mouser Part No
556-A89C51RC2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com

Learn More

Datasheet

178In Stock

$11.94

$10.95

$9.87

$9.84

Quote

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

PLCC-44

60 MHz

No ADC

32 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

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

CY8C3246LTI-162
Infineon Technologies
1: $17.24
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

$17.24

$14.01

$13.36

$11.61

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tray

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3666AXI-052
Infineon Technologies
1: $19.10
338In Stock

Mfr. Part No.
CY8C3666AXI-052

Mouser Part No
727-CY8C3666AXI-052

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V

Learn More

Datasheet

338In Stock

$19.10

$15.12

$13.14

$13.00

$12.98

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

67 MHz

12 bit

70 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3666

Tray

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

MS51DA9AE
Nuvoton
1: $1.90
960In Stock

Mfr. Part No.
MS51DA9AE

Mouser Part No
503-MS51DA9AE

Nuvoton

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

Learn More

Datasheet

960In Stock

$1.90

$1.19

$1.03

$0.806

View

Min.: 1
Mult.: 1

8051

8 kB

1 kB

TSSOP-14

24 MHz

12 bit

12 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

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

C8051F561-IQ
Silicon Labs
1: $15.96
1,283In Stock
End of Life

Mfr. Part No.
C8051F561-IQ

Mouser Part No
634-C8051F561-IQ

End of Life

Silicon Labs

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

Datasheet

1,283In Stock

$15.96

$12.41

$11.83

$10.27

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

QFP-32

50 MHz

25 I/O

1.8 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 125 C

C8051F561

AEC-Q100

Tray

8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051

ML51PC0AE
Nuvoton
1: $3.54
398In Stock

Mfr. Part No.
ML51PC0AE

Mouser Part No
503-ML51PC0AE

Nuvoton

8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051

Learn More

Datasheet

398In Stock

$3.54

$2.29

$2.04

$1.77

View

Min.: 1
Mult.: 1

8051

32 kB

2 kB

LQFP-32

24 MHz

12 bit

28 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051

ML51LD1AE
Nuvoton
1: $4.16
235In Stock
New At Mouser

Mfr. Part No.
ML51LD1AE

Mouser Part No
503-ML51LD1AE

New At Mouser

Nuvoton

8-bit Microcontrollers - MCU 64KB Flash ROM, 4KB SRAM, 2 CHs of SPI,1T/8051

Datasheet

235In Stock

$4.16

$2.70

$2.45

$2.15

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-48

24 MHz

12 bit

43 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

MG51FB9AE
Nuvoton
1: $2.03
427In 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

427In Stock

$2.03

$1.23

$1.04

$0.785

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

TSSOP-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK

ML56SD1AE
Nuvoton
1: $5.14
500In Stock

Mfr. Part No.
ML56SD1AE

Mouser Part No
503-ML56SD1AE

Nuvoton

8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK

Learn More

Datasheet

500In Stock

$5.14

$3.49

$3.22

$2.79

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-64

24 MHz

12 bit

55 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

C8051F413-GMR
Silicon Labs
1: $16.32
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

$16.32

$13.52

$12.61

$11.50

View

Reel

$10.15

Min.: 1
Mult.: 1

Reel: 1,500

8051

16 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

C8051F413

Reel, Cut Tape

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

AT89C51CC03CA-SLRUM
Microchip Technology
1: $16.10
763In Stock

Mfr. Part No.
AT89C51CC03CA-SLRUM

Mouser Part No
556-A89C51C03CASLRUM

Microchip Technology

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

Learn More

Datasheet

763In Stock

Cut Tape

$16.10

$14.29

$13.33

Reel

$13.32

Quote

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8051

64 kB

2.25 kB

PLCC-44

40 MHz

36 I/O

3 V

5.5 V

SMD/SMT

8 bit

Reel, Cut Tape, MouseReel

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

C8051F366-C-GQ
Silicon Labs
1: $16.01
474In Stock
NRND

Mfr. Part No.
C8051F366-C-GQ

Mouser Part No
634-C8051F366-C-GQ

NRND

Silicon Labs

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

Datasheet

474In Stock

$16.01

$13.27

$12.38

$11.61

Quote

Min.: 1
Mult.: 1

8051

32 kB

1 kB

LQFP-32

50 MHz

10 bit

29 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

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

C8051F126-GQR
Silicon Labs
1: $55.04
190In Stock
NRND

Mfr. Part No.
C8051F126-GQR

Mouser Part No
634-C8051F126-GQR

NRND

Silicon Labs

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

Datasheet

190In Stock

Cut Tape

$55.04

$47.08

$45.11

$40.88

Reel

$39.42

View

Min.: 1
Mult.: 1

Reel: 250

8051

128 kB

8.25 kB

TQFP-100

50 MHz

64 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F126

Reel, Cut Tape

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V

AT89C51IC2-SLSUL
Microchip Technology
1: $12.52
462In Stock

Mfr. Part No.
AT89C51IC2-SLSUL

Mouser Part No
556-A89C51IC2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V

Learn More

Datasheet

462In Stock

$12.52

$11.50

$10.40

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

PLCC-44

60 MHz

No ADC

34 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU Keybrd & Embedded Cntlr

MEC1310-NU
Microchip Technology
1: $7.05
232In Stock

Mfr. Part No.
MEC1310-NU

Mouser Part No
579-MEC1310-NU

Microchip Technology

8-bit Microcontrollers - MCU Keybrd & Embedded Cntlr

Datasheet

232In Stock

$7.05

$5.89

$5.88

$5.67

Min.: 1
Mult.: 1

8051

64 kB

VTQFP-128

32 MHz

10 bit

56 I/O

3.3 V

SMD/SMT

8 bit

0 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU

C8051F006-GQ
Silicon Labs
1: $38.77
337In Stock
NRND

Mfr. Part No.
C8051F006-GQ

Mouser Part No
634-C8051F006-GQ

NRND

Silicon Labs

8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU

Datasheet

337In Stock

$38.77

$32.28

$30.23

$27.87

View

Min.: 1
Mult.: 1

8051

32 kB

2.25 kB

TQFP-48

25 MHz

12 bit

16 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F006

Tray

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

C8051F131-GQR
Silicon Labs
1: $44.58
113In Stock
NRND

Mfr. Part No.
C8051F131-GQR

Mouser Part No
634-C8051F131-GQR

NRND

Silicon Labs

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

Datasheet

113In Stock

Cut Tape

$44.58

$37.24

$35.06

$32.48

View

Reel

$29.83

Min.: 1
Mult.: 1

Reel: 500

8051

128 kB

8.25 kB

TQFP-64

100 MHz

10 bit

32 I/O

3 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F131

Reel, Cut Tape

8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL

AT89LP51-20JU
Microchip Technology
1: $4.81
404In Stock

Mfr. Part No.
AT89LP51-20JU

Mouser Part No
556-AT89LP51-20JU

Microchip Technology

8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL

Learn More

Datasheet

404In Stock

$4.81

$4.41

$4.35

Min.: 1
Mult.: 1

8051

4 kB

256 B

PLCC-44

20 MHz

No ADC

36 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

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

C8051F385-GM
Silicon Labs
1: $6.94
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

$6.94

$5.75

$4.95

$4.73

View

Min.: 1
Mult.: 1

8051

64 kB

4.35 kB

QFN-32

48 MHz

25 I/O

2.7 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F385

Tube

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

CY8C3245LTI-144
Infineon Technologies
1: $13.41
195In Stock

Mfr. Part No.
CY8C3245LTI-144

Mouser Part No
727-CY8C3245LTI-144

Infineon Technologies

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

Learn More

Datasheet

195In Stock

$13.41

$10.45

$9.70

$8.90

View

Min.: 1
Mult.: 1

8051

32 kB

4 kB

QFN-48

50 MHz

12 bit

31 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3245

Tray

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

CY8C3446AXI-099T
Infineon Technologies
1: $20.20
125In 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

125In Stock

Cut Tape

$20.20

$15.93

$14.87

$13.71

View

Reel

$11.55

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

72 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Reel, Cut Tape, MouseReel

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

C8051F387-GM
Silicon Labs
1: $6.95
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

$6.95

$5.78

$4.95

$4.73

View

Min.: 1
Mult.: 1

8051

32 kB

2.3 kB

QFN-32

48 MHz

25 I/O

2.7 V

5.25 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F387

Tube

8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V

AT89LP51IC2-20AAU
Microchip Technology
1: $6.55
294In Stock

Mfr. Part No.
AT89LP51IC2-20AAU

Mouser Part No
556-AT89LP51IC220AAU

Microchip Technology

8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V

Learn More

Datasheet

294In Stock

$6.55

$6.00

$5.46

$5.45

Min.: 1
Mult.: 1

8051

32 kB

256 B

LQFP-44

20 MHz

10 bit

40 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

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

AT89C5131A-RDTUL
Microchip Technology
1: $10.80
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

$10.80

$9.91

$8.95

$8.94

Min.: 1
Mult.: 1

8051

32 kB

1 kB

VQFP-64

48 MHz

No ADC

34 I/O

3 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tray

8051 Core 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support

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