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8051 Core 8-bit Microcontrollers - MCU

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Part #

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

CY8C3866LTI-068
Infineon Technologies
1: HK$188.90
2,034In Stock

Mfr. Part No.
CY8C3866LTI-068

Mouser Part No
727-CY8C3866LTI-068

Infineon Technologies

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

Learn More

Datasheet

2,034In Stock

HK$188.90

HK$149.36

HK$135.96

HK$129.63

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-48

67 MHz

20 bit

31 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN

AT89C51CC03CAT-RLTUM
Microchip Technology
1: HK$90.67
1,690In Stock

Mfr. Part No.
AT89C51CC03CAT-RLTUM

Mouser Part No
556-AT89C51CC03CATUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN

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Datasheet

1,690In Stock

HK$90.67

HK$83.10

HK$75.30

HK$75.21

HK$74.97

Min.: 1
Mult.: 1

8051

64 kB

2 kB

TQFP-44

60 MHz

10 bit

36 I/O

3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN

AT89C51CC03UAT-RLTUM
Microchip Technology
1: HK$83.19
2,258In Stock

Mfr. Part No.
AT89C51CC03UAT-RLTUM

Mouser Part No
556-AT89C51CC03UATUM

Microchip Technology

8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 UARBOOT GREEN

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Datasheet

2,258In Stock

HK$83.19

HK$83.10

HK$79.41

HK$75.30

HK$74.88

Min.: 1
Mult.: 1

8051

64 kB

2 kB

TQFP-44

60 MHz

10 bit

36 I/O

3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN

AT89C51RC2T-RLTUL
Microchip Technology
1: HK$75.54
2,832In Stock

Mfr. Part No.
AT89C51RC2T-RLTUL

Mouser Part No
556-AT89C51RC2TLTUL

Microchip Technology

8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN

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Datasheet

2,832In Stock

HK$75.54

HK$69.29

HK$62.80

HK$62.72

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

TQFP-44

60 MHz

No ADC

32 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tray

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

CY8C3866PVI-021
Infineon Technologies
1: HK$184.79
1,924In Stock

Mfr. Part No.
CY8C3866PVI-021

Mouser Part No
727-CY8C3866PVI-021

Infineon Technologies

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

Learn More

Datasheet

1,924In Stock

HK$184.79

HK$157.99

HK$131.52

HK$127.16

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

SSOP-48

67 MHz

20 bit

31 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tube

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

C8051F336-GM
Silicon Labs
1: HK$88.78
2,941In Stock

Mfr. Part No.
C8051F336-GM

Mouser Part No
634-C8051F336-GM

Silicon Labs

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

Datasheet

2,941In Stock

HK$88.78

HK$69.29

HK$64.44

HK$59.10

View

Min.: 1
Mult.: 1

8051

16 kB

768 B

QFN-20

25 MHz

10 bit

17 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F336

Tube

8-bit Microcontrollers - MCU 16K Flash ADC

AT89C5115-TISUM
Microchip Technology
1: HK$75.62
1,019In Stock

Mfr. Part No.
AT89C5115-TISUM

Mouser Part No
556-A89C5115TISUM

Microchip Technology

8-bit Microcontrollers - MCU 16K Flash ADC

Learn More

Datasheet

1,019In Stock

HK$75.62

HK$74.06

HK$70.69

View

Min.: 1
Mult.: 1

8051

16 kB

512 B

SOIC-28

40 MHz

10 bit

20 I/O

3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 5V

AT89C51IC2-SLSUM
Microchip Technology
1: HK$72.42
677In Stock

Mfr. Part No.
AT89C51IC2-SLSUM

Mouser Part No
556-A89C51IC2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 5V

Learn More

Datasheet

677In Stock

HK$72.42

HK$66.42

HK$60.01

HK$59.92

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

PLCC-44

60 MHz

No ADC

34 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V

AT89C51RC-24AU
Microchip Technology
1: HK$25.89
3,742In Stock

Mfr. Part No.
AT89C51RC-24AU

Mouser Part No
556-A89C51RC-24AU

Microchip Technology

8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V

Learn More

Datasheet

3,742In Stock

HK$25.89

HK$23.76

HK$22.93

HK$22.85

Min.: 1
Mult.: 1

8051

32 kB

512 B

TQFP-44

24 MHz

No ADC

32 I/O

4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tray

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

AT89S8253-24PU
Microchip Technology
1: HK$36.58
713In Stock

Mfr. Part No.
AT89S8253-24PU

Mouser Part No
556-A89S8253-24PU

Microchip Technology

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

Datasheet

713In Stock

HK$36.58

HK$33.62

HK$32.30

Min.: 1
Mult.: 1

8051

12 kB

256 B

PDIP-40

24 MHz

No ADC

32 I/O

2.7 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89S

Tube

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

CY8C3246LTI-128
Infineon Technologies
1: HK$117.96
2,600In Stock

Mfr. Part No.
CY8C3246LTI-128

Mouser Part No
727-CY8C3246LTI-128

Infineon Technologies

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

Learn More

Datasheet

2,600In Stock

HK$117.96

HK$92.97

HK$82.94

HK$79.82

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

50 MHz

12 bit

48 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tray

8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44

AT89C51RD2T-RLRUM
Microchip Technology
1: HK$70.53
2,059In Stock

Mfr. Part No.
AT89C51RD2T-RLRUM

Mouser Part No
556-AT89C51RD2TLRUM

Microchip Technology

8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44

Learn More

Datasheet

2,059In Stock

Cut Tape

HK$70.53

HK$68.72

HK$62.31

HK$62.14

View

Reel

HK$60.42

Min.: 1
Mult.: 1

: 2,000

8051

64 kB

2 kB

TQFP-44

60 MHz

34 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape

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

CY8C3666AXI-052
Infineon Technologies
1: HK$143.52
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

HK$143.52

HK$113.85

HK$98.72

HK$95.60

View

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 64K Flash 67MHz 8051 0.5V to 5.5V

CY8C3666LTI-027
Infineon Technologies
1: HK$176.40
147In Stock

Mfr. Part No.
CY8C3666LTI-027

Mouser Part No
727-CY8C3666LTI-027

Infineon Technologies

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

Learn More

Datasheet

147In Stock

HK$176.40

HK$145.58

HK$131.03

HK$126.26

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-68

67 MHz

12 bit

28 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

+ 85 C

CY8C3666

Tray

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

CY8C3246PVI-122
Infineon Technologies
1: HK$85.82
586In Stock

Mfr. Part No.
CY8C3246PVI-122

Mouser Part No
727-CY8C3246PVI-122

Infineon Technologies

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

Learn More

Datasheet

586In Stock

HK$85.82

HK$75.87

HK$58.69

HK$53.02

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

SSOP-48

50 MHz

12 bit

29 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tube

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

CY8C3446AXI-099
Infineon Technologies
1: HK$128.97
355In Stock

Mfr. Part No.
CY8C3446AXI-099

Mouser Part No
727-CY8C3446AXI-099

Infineon Technologies

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

Learn More

Datasheet

355In Stock

HK$128.97

HK$101.93

HK$88.12

HK$84.42

View

Min.: 1
Mult.: 1

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

Tray

8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz

CY8C3866AXI-208
Infineon Technologies
1: HK$194.65
262In Stock

Mfr. Part No.
CY8C3866AXI-208

Mouser Part No
727-CY8C3866AXI-208

Infineon Technologies

8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz

Learn More

Datasheet

262In Stock

HK$194.65

HK$154.29

HK$136.21

HK$123.96

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

67 MHz

20 bit

62 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V

AT89C5130A-PUTUM
Microchip Technology
1: HK$68.39
501In Stock

Mfr. Part No.
AT89C5130A-PUTUM

Mouser Part No
556-A89C5130A-PUTUM

Microchip Technology

8-bit Microcontrollers - MCU C5130A 16K Flash USB 5V

Learn More

Datasheet

501In Stock

HK$68.39

HK$62.88

HK$60.58

HK$60.50

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-32

48 MHz

No ADC

34 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tray

8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU

C8051F351-GM
Silicon Labs
1: HK$132.26
1,528In Stock

Mfr. Part No.
C8051F351-GM

Mouser Part No
634-C8051F351-GM

Silicon Labs

8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU

Datasheet

1,528In Stock

HK$132.26

HK$103.24

HK$95.43

HK$87.21

View

Min.: 1
Mult.: 1

8051

8 kB

768 B

QFN-28

50 MHz

24 bit

17 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F351

Tube

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

CY8C3246AXI-131
Infineon Technologies
1: HK$114.50
774In Stock

Mfr. Part No.
CY8C3246AXI-131

Mouser Part No
727-CY8C3246AXI-131

Infineon Technologies

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

Learn More

Datasheet

774In Stock

HK$114.50

HK$88.86

HK$82.36

HK$77.19

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

70 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3246

Tray

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

CY8C3246AXI-138
Infineon Technologies
1: HK$128.07
620In Stock

Mfr. Part No.
CY8C3246AXI-138

Mouser Part No
727-CY8C3246AXI-138

Infineon Technologies

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

Learn More

Datasheet

620In Stock

HK$128.07

HK$101.19

HK$87.54

HK$84.67

View

Min.: 1
Mult.: 1

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

CY8C3246

Tray

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

AT89C51RB2-SLSUL
Microchip Technology
1: HK$66.99
286In Stock

Mfr. Part No.
AT89C51RB2-SLSUL

Mouser Part No
556-A89C51RB2SLSUL

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind

Learn More

Datasheet

286In Stock

HK$66.99

HK$63.79

HK$63.29

HK$61.81

Min.: 1
Mult.: 1

8051

16 kB

1.25 kB

PLCC-44

60 MHz

No ADC

32 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

AT89S51-24JU
Microchip Technology
1: HK$39.21
349In Stock

Mfr. Part No.
AT89S51-24JU

Mouser Part No
556-A89S51-24JU

Microchip Technology

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

Datasheet

349In Stock

HK$39.21

HK$35.84

HK$34.36

Min.: 1
Mult.: 1

8051

4 kB

128 B

PLCC-44

24 MHz

No ADC

32 I/O

4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

89S

Tube

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

CY8C3446AXI-105
Infineon Technologies
1: HK$122.72
3,435In Stock

Mfr. Part No.
CY8C3446AXI-105

Mouser Part No
727-CY8C3446AXI-105

Infineon Technologies

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

Learn More

Datasheet

3,435In Stock

HK$122.72

HK$96.83

HK$83.68

HK$80.97

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

TQFP-100

50 MHz

12 bit

70 I/O

1.71 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3446

Tray

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

CY8C3866LTI-067
Infineon Technologies
1: HK$179.77
286In Stock

Mfr. Part No.
CY8C3866LTI-067

Mouser Part No
727-CY8C3866LTI-067

Infineon Technologies

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

Learn More

Datasheet

286In Stock

HK$179.77

HK$148.70

HK$133.74

HK$128.40

View

Min.: 1
Mult.: 1

8051

64 kB

8 kB

QFN-48

67 MHz

20 bit

31 I/O

1.71 V

1.89 V

SMD/SMT

8 bit

- 40 C

+ 85 C

CY8C3866

Tray

8051 Core 8-bit Microcontrollers - MCU

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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
4 kB
4.25 kB
4.35 kB
8 kB
8.25 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
C8051F018
C8051F019
C8051F020
C8051F021
C8051F022
C8051F040
C8051F042
C8051F043
C8051F044
C8051F046
C8051F060
C8051F061