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8051 Core Through Hole 8-bit Microcontrollers - MCU

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Results: 27

Applied Filters:

Core = 8051 Mounting Style = Through Hole

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Part #

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

DS87C520-MNL+
Analog Devices / Maxim Integrated
1: S/295.95
304In Stock

Mfr. Part #
DS87C520-MNL+

Mouser Part #
700-DS87C520-MNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

Learn More

Datasheet

304In Stock

S/295.95

S/252.43

S/239.78

S/235.38

Quote

Min.: 1
Mult.: 1
Max.: 304

8051

16 kB

1 kB

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS87C520

Tube

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

AT89LP2052-20PU
Microchip Technology
1: S/10.51
264In Stock

Mfr. Part #
AT89LP2052-20PU

Mouser Part #
556-A89LP2052-20PU

Microchip Technology

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

Datasheet

264In Stock

S/10.51

S/9.34

Min.: 1
Mult.: 1

8051

2 kB

256 B

PDIP-20

20 MHz

No ADC

15 I/O

2.4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89LP

Tube

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

DS80C323-MCD+
Analog Devices / Maxim Integrated
1: S/54.88
116In Stock

Mfr. Part #
DS80C323-MCD+

Mouser Part #
700-DS80C323-MCD

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

116In Stock

S/54.88

S/43.95

S/40.72

S/37.60

Min.: 1
Mult.: 1
Max.: 116

8051

64 kB

256 B

PDIP-40

18 MHz

No ADC

32 I/O

2.7 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS80C323

Tube

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

AT89S52-24PU
Microchip Technology
1: S/14.32
6,167In Stock

Mfr. Part #
AT89S52-24PU

Mouser Part #
556-A89S52-24PU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

Datasheet

6,167In Stock

S/14.32

Min.: 1
Mult.: 1

8051

8 kB

256 B

PDIP-40

24 MHz

No ADC

32 I/O

4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89S

Tube

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

AT89C4051-24PU
Microchip Technology
1: S/8.25
1,034In Stock

Mfr. Part #
AT89C4051-24PU

Mouser Part #
556-A89C4051-24PU

Microchip Technology

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

Datasheet

1,034In Stock

S/8.25

S/6.85

Min.: 1
Mult.: 1

8051

4 kB

128 B

PDIP-20

24 MHz

No ADC

15 I/O

4 V

6 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

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

AT89C51RC-24PU
Microchip Technology
1: S/20.55
498In Stock

Mfr. Part #
AT89C51RC-24PU

Mouser Part #
556-A89C51RC-24PU

Microchip Technology

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

Learn More

Datasheet

498In Stock

S/20.55

S/20.12

S/19.81

S/19.66

View

Min.: 1
Mult.: 1

8051

32 kB

512 B

PDIP-40

24 MHz

No ADC

32 I/O

4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

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

AT89S51-24PU
Microchip Technology
1: S/12.92
1,692In Stock

Mfr. Part #
AT89S51-24PU

Mouser Part #
556-A89S51-24PU

Microchip Technology

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

Datasheet

1,692In Stock

S/12.92

Min.: 1
Mult.: 1

8051

4 kB

128 B

PDIP-40

24 MHz

No ADC

32 I/O

4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89S

Tube

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

AT89S8253-24PU
Microchip Technology
1: S/17.32
715In Stock

Mfr. Part #
AT89S8253-24PU

Mouser Part #
556-A89S8253-24PU

Microchip Technology

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

Datasheet

715In Stock

S/17.32

S/15.92

S/15.30

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 20K FLASH - 24MHZ IND TEMP 5V

AT89C55WD-24PU
Microchip Technology
1: S/20.05
936In Stock

Mfr. Part #
AT89C55WD-24PU

Mouser Part #
556-AT89C55WD-24PU

Microchip Technology

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

Datasheet

936In Stock

S/20.05

S/18.41

S/17.71

Min.: 1
Mult.: 1

8051

20 kB

256 B

PDIP-40

24 MHz

No ADC

32 I/O

4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

AT89C55WD

Tube

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

DS87C520-MCL+
Analog Devices / Maxim Integrated
1: S/273.72
679In Stock

Mfr. Part #
DS87C520-MCL+

Mouser Part #
700-DS87C520-MCL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers

Learn More

Datasheet

679In Stock

S/273.72

S/231.76

S/217.79

S/206.26

Min.: 1
Mult.: 1
Max.: 679

8051

16 kB

1 kB

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS87C520

Tube

8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V

AT89C2051-24PU
Microchip Technology
1: S/8.10
1,413In Stock

Mfr. Part #
AT89C2051-24PU

Mouser Part #
556-A89C2051-24PU

Microchip Technology

8-bit Microcontrollers - MCU 2kB Flash 128B RAM 24MHz 2.7V-6.0V

Datasheet

1,413In Stock

S/8.10

Min.: 1
Mult.: 1

8051

2 kB

128 B

PDIP-20

24 MHz

No ADC

15 I/O

4 V

6 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V

AT89C2051-12PU
Microchip Technology
1: S/8.10
951In Stock

Mfr. Part #
AT89C2051-12PU

Mouser Part #
556-A89C205112PU

Microchip Technology

8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V

Datasheet

951In Stock

S/8.10

S/6.70

Min.: 1
Mult.: 1

8051

2 kB

128 B

PDIP-20

12 MHz

No ADC

15 I/O

2.7 V

6 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

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

AT89C51RC2-3CSUM
Microchip Technology
1: S/36.67
73In Stock
240Expected 9/4/2026

Mfr. Part #
AT89C51RC2-3CSUM

Mouser Part #
556-A89C51RC2-3CSUM

Microchip Technology

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

Learn More

Datasheet

73In Stock

240Expected 9/4/2026

S/36.67

S/33.67

S/30.48

Min.: 1
Mult.: 1

8051

32 kB

1.25 kB

PDIP-40

60 MHz

No ADC

32 I/O

2.7 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V

AT89LP4052-20PU
Microchip Technology
1: S/10.47
254In Stock
1,134On Order

Mfr. Part #
AT89LP4052-20PU

Mouser Part #
556-A89LP4052-20PU

Microchip Technology

8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V

Datasheet

254In Stock

1,134On Order

S/10.47

S/9.26

Min.: 1
Mult.: 1

8051

4 kB

256 B

PDIP-20

20 MHz

No ADC

15 I/O

2.4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89LP

Tube

8-bit Microcontrollers - MCU MCU 8-BIT AT80 CISC ROMless 3-5V

AT80C51RD2-3CSUM
Microchip Technology
1: S/19.66
192In Stock
300Expected 9/10/2026

Mfr. Part #
AT80C51RD2-3CSUM

Mouser Part #
556-AT80C51RD2-3CSUM

Microchip Technology

8-bit Microcontrollers - MCU MCU 8-BIT AT80 CISC ROMless 3-5V

Datasheet

192In Stock

300Expected 9/10/2026

S/19.66

S/18.02

S/17.24

Min.: 1
Mult.: 1

8051

0 B

1.25 kB

PDIP-40

40 MHz

No ADC

32 I/O

2.7 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

80C

Tube

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

AT89LP51RD2-20PU
Microchip Technology
1: S/20.79
89In Stock

Mfr. Part #
AT89LP51RD2-20PU

Mouser Part #
556-AT89LP51RD2-20PU

Microchip Technology

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

Learn More

Datasheet

89In Stock

S/20.79

S/19.15

S/17.28

Min.: 1
Mult.: 1

8051

64 kB

256 B

PDIP-40

20 MHz

10 bit

40 I/O

2.4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

Tube

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

DS80C320-MCG+
Analog Devices / Maxim Integrated
1: S/102.41
128In Stock

Mfr. Part #
DS80C320-MCG+

Mouser Part #
700-DS80C320-MCG

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

128In Stock

S/102.41

S/85.32

S/79.17

S/73.96

Min.: 1
Mult.: 1
Max.: 128

8051

64 kB

256 B

PDIP-40

25 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS80C320

Tube

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

DS80C320-MNG+
Analog Devices / Maxim Integrated
1: S/130.44
69In Stock
70Expected 8/26/2026

Mfr. Part #
DS80C320-MNG+

Mouser Part #
700-DS80C320-MNG

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

69In Stock

70Expected 8/26/2026

S/130.44

S/108.99

S/101.48

S/95.09

Min.: 1
Mult.: 1
Max.: 139

8051

64 kB

256 B

PDIP-40

25 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS80C320

Tube

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C430-MNL+
Analog Devices / Maxim Integrated
1: S/141.61
77In Stock

Mfr. Part #
DS89C430-MNL+

Mouser Part #
700-DS89C430-MNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

77In Stock

S/141.61

S/118.41

S/107.12

Min.: 1
Mult.: 1
Max.: 77

8051

16 kB

1 kB

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS89C430

Tube

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

DS89C450-MNL+
Analog Devices / Maxim Integrated
1: S/198.48
170In Stock

Mfr. Part #
DS89C450-MNL+

Mouser Part #
700-DS89C450-MNL

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers

Datasheet

170In Stock

S/198.48

S/166.87

S/151.92

S/146.47

Min.: 1
Mult.: 1
Max.: 170

8051

64 kB

1 kB

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS89C450

Tube

8-bit Microcontrollers - MCU High-Speed Microcontroller

DS80C310-MCG+
Analog Devices / Maxim Integrated
1: S/119.31
11In Stock
50Expected 9/10/2026

Mfr. Part #
DS80C310-MCG+

Mouser Part #
700-DS80C310-MCG

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed Microcontroller

Learn More

Datasheet

11In Stock

50Expected 9/10/2026

S/119.31

S/98.99

S/89.61

Min.: 1
Mult.: 1
Max.: 61

8051

64 kB

256 B

PDIP-40

25 MHz

No ADC

32 I/O

4 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS80C310

Tube

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

DS80C320-MNL+
Analog Devices / Maxim Integrated
1: S/157.14
8In Stock

Mfr. Part #
DS80C320-MNL+

Mouser Part #
700-DS80C320-MNL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

8In Stock

S/157.14

Min.: 1
Mult.: 1
Max.: 8

8051

64 kB

256 B

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

DS80C320

Tube

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

AT89LP51ED2-20PU
Microchip Technology
1: S/22.97
140On Order

Mfr. Part #
AT89LP51ED2-20PU

Mouser Part #
556-AT89LP51ED2-20PU

Microchip Technology

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

Learn More

Datasheet

140On Order

S/22.97

S/21.02

S/19.03

Min.: 1
Mult.: 1

8051

64 kB

256 B

PDIP-40

20 MHz

10 bit

40 I/O

2.4 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

Tube

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

DS80C320-MCL+
Analog Devices / Maxim Integrated
Restricted Availability

Mfr. Part #
DS80C320-MCL+

Mouser Part #
700-DS80C320-MCL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

More Info Available

Restricted Availability

8051

64 kB

256 B

PDIP-40

33 MHz

No ADC

32 I/O

4.5 V

5.5 V

Through Hole

8 bit

0 C

+ 70 C

DS80C320

Tube

8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind

AT89C51RB2-3CSUM
Microchip Technology
1: S/29.19
Lead-Time 9 Weeks

Mfr. Part #
AT89C51RB2-3CSUM

Mouser Part #
556-A89C51RB2-3CSUM

Microchip Technology

8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind

Learn More

Datasheet

Lead-Time 9 Weeks

S/29.19

S/26.78

S/24.25

Min.: 1
Mult.: 1

8051

16 kB

1.25 kB

PDIP-40

60 MHz

No ADC

32 I/O

2.7 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

89C

Tube

8051 Core Through Hole 8-bit Microcontrollers - MCU

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