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8051 Core Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 797

Applied Filters:

Core = 8051

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Part #

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

MS51BA9AE
Nuvoton
1: $0.904
600In Stock

Mfr. Part No.
MS51BA9AE

Mouser Part No
503-MS51BA9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

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Datasheet

600In Stock

$0.904

$0.774

$0.656

$0.619

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

MSOP-10

8051

8 bit

24 MHz

8 kB

1 kB

12 bit

8 I/O

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51EC0AE
Nuvoton
1: $1.28
1,000In Stock

Mfr. Part No.
MS51EC0AE

Mouser Part No
503-MS51EC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

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Datasheet

1,000In Stock

$1.28

$1.09

$0.958

$0.904

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-28

8051

8 bit

24 MHz

32 kB

2 kB

12 bit

26 I/O

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

MS51FB9AE
Nuvoton
1: $0.973
3,032In Stock

Mfr. Part No.
MS51FB9AE

Mouser Part No
503-MS51FB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM

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Datasheet

3,032In Stock

$0.973

$0.831

$0.709

$0.667

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

24 MHz

16 kB

1 kB

12 bit

18 I/O

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51FC0AE
Nuvoton
1: $1.11
814In Stock

Mfr. Part No.
MS51FC0AE

Mouser Part No
503-MS51FC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

Learn More

Datasheet

814In Stock

$1.11

$0.952

$0.906

$0.765

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

24 MHz

32 kB

2 kB

12 bit

18 I/O

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51PC0AE
Nuvoton
1: $1.53
1,353In Stock

Mfr. Part No.
MS51PC0AE

Mouser Part No
503-MS51PC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

Learn More

Datasheet

1,353In Stock

$1.53

$1.30

$1.21

$1.08

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-32

8051

8 bit

24 MHz

32 kB

2 kB

12 bit

30 I/O

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

MS51TC0AE
Nuvoton
1: $1.28
975In Stock

Mfr. Part No.
MS51TC0AE

Mouser Part No
503-MS51TC0AE

Nuvoton

8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM

Learn More

Datasheet

975In Stock

$1.28

$1.09

$1.01

$0.905

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-33

8051

8 bit

24 MHz

32 kB

2 kB

12 bit

30 I/O

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

MS51XB9AE
Nuvoton
1: $0.834
899In Stock

Mfr. Part No.
MS51XB9AE

Mouser Part No
503-MS51XB9AE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width

Learn More

Datasheet

899In Stock

$0.834

$0.72

$0.671

$0.599

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

24 MHz

16 kB

1 kB

12 bit

18 I/O

- 40 C

+ 105 C

Tray

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

AT89C2051-12PU
Microchip Technology
1: $2.89
671In Stock

Mfr. Part No.
AT89C2051-12PU

Mouser Part No
556-A89C205112PU

Microchip Technology

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

Datasheet

671In Stock

$2.89

$2.65

$2.39

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-20

8051

8 bit

12 MHz

2 kB

128 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

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

AT89C51CC03CA-SLSUM
Microchip Technology
1: $16.10
97In Stock

Mfr. Part No.
AT89C51CC03CA-SLSUM

Mouser Part No
556-A89C51C03CASLSUM

Microchip Technology

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

Learn More

Datasheet

97In Stock

$16.10

$14.79

$13.37

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

60 MHz

64 kB

2 kB

10 bit

36 I/O

- 40 C

+ 85 C

Tube

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

AT89C51CC03UA-SLSUM
Microchip Technology
1: $16.10
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

$16.10

$14.79

$13.37

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

60 MHz

64 kB

2 kB

10 bit

36 I/O

- 40 C

+ 85 C

Tube

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

AT89C51RB2-3CSUM
Microchip Technology
1: $10.43
77In Stock
140Expected 3/3/2026

Mfr. Part No.
AT89C51RB2-3CSUM

Mouser Part No
556-A89C51RB2-3CSUM

Microchip Technology

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

Learn More

Datasheet

77In Stock

140Expected 3/3/2026

$10.43

$9.56

$8.66

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

8051

8 bit

60 MHz

16 kB

1.25 kB

No ADC

32 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU C51RD2 64K FLASH 3-5.5V

AT89C51RD2-SLRUM
Microchip Technology
1: $12.82
136In Stock

Mfr. Part No.
AT89C51RD2-SLRUM

Mouser Part No
556-A89C51RD2SLRUM

Microchip Technology

8-bit Microcontrollers - MCU C51RD2 64K FLASH 3-5.5V

Learn More

Datasheet

136In Stock

Cut Tape

$12.82

$11.76

$10.65

Reel

$10.65

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

60 MHz

64 kB

2 kB

34 I/O

- 40 C

+ 85 C

Reel, Cut Tape

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

AT89LP2052-20PU
Microchip Technology
1: $3.75
265In 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

265In Stock

$3.75

$3.42

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-20

8051

8 bit

20 MHz

2 kB

256 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

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

AT89LP4052-20XU
Microchip Technology
1: $3.89
73In Stock

Mfr. Part No.
AT89LP4052-20XU

Mouser Part No
556-A89LP4052-20XU

Microchip Technology

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

Datasheet

73In Stock

$3.89

$3.56

$3.50

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

20 MHz

4 kB

256 B

No ADC

15 I/O

- 40 C

+ 85 C

Tube

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHR

CC2510F32RHHT
Texas Instruments
1: $10.54
250In Stock

Mfr. Part No.
CC2510F32RHHT

Mouser Part No
595-CC2510F32RHHT

Texas Instruments

RF System on a Chip - SoC 2.4GHz Radio Trnscvr 8051 MCU A 595-CC25 A 595-CC2510F32RHHR

Datasheet

250In Stock

Cut Tape

$10.54

$9.13

$8.65

$7.98

Reel

$7.19

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC

SMD/SMT

VQFN-36

8051

8 bit

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC IC RF ZigBee 802.15. 4 SoC w/USB A 595-C A 595-CC2531F256RHAR

CC2531F256RHAT
Texas Instruments
1: $16.85
140In Stock

Mfr. Part No.
CC2531F256RHAT

Mouser Part No
595-CC2531F256RHAT

Texas Instruments

RF System on a Chip - SoC IC RF ZigBee 802.15. 4 SoC w/USB A 595-C A 595-CC2531F256RHAR

Learn More

Datasheet

140In Stock

Cut Tape

$16.85

$14.65

$13.89

$12.73

Reel

$12.09

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC

SMD/SMT

VQFN-40

8051

256 kB

8 kB

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC System-on-Chip Sol A 595-CC2533F64RHAR A A 595-CC2533F64RHAR

CC2533F64RHAT
Texas Instruments
1: $14.00
250In Stock

Mfr. Part No.
CC2533F64RHAT

Mouser Part No
595-CC2533F64RHAT

Texas Instruments

RF System on a Chip - SoC System-on-Chip Sol A 595-CC2533F64RHAR A A 595-CC2533F64RHAR

Learn More

Datasheet

250In Stock

Cut Tape

$14.00

$12.11

$11.47

$10.58

Reel

$10.04

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC

SMD/SMT

VQFN-40

8051

16 bit

12 MHz

64 kB

4 kB

23 I/O

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Bluetooth BLE IC, 4x4mm, Industrial Temp

IS1871SF-202-TRAY
Microchip Technology
1: $3.11
488In Stock

Mfr. Part No.
IS1871SF-202-TRAY

Mouser Part No
579-IS1871SF202-TRAY

Microchip Technology

RF System on a Chip - SoC Bluetooth BLE IC, 4x4mm, Industrial Temp

Learn More

Datasheet

488In Stock

$3.11

$2.85

$2.60

Min.: 1
Mult.: 1

RF System on a Chip - SoC

SMD/SMT

QFN-32

8051

8 bit

32 MHz

256 kB

24 kB

12 bit

15 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)

C8051F381-GMR
Silicon Labs
1: $8.55
90In Stock

Mfr. Part No.
C8051F381-GMR

Mouser Part No
634-C8051F381-GMR

Silicon Labs

8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)

Datasheet

90In Stock

Cut Tape

$8.55

$7.10

$6.60

$5.96

View

Reel

$5.14

Min.: 1
Mult.: 1

Reel: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-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 32 kB 5 V CAN LIN 8-bit MCU

C8051F506-IM
Silicon Labs
1: $17.26
6In Stock

Mfr. Part No.
C8051F506-IM

Mouser Part No
634-C8051F506-IM

Silicon Labs

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

Datasheet

6In Stock

$17.26

$14.04

$13.39

$11.62

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

50 MHz

32 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU

C8051F541-IM
Silicon Labs
1: $9.83
6In Stock

Mfr. Part No.
C8051F541-IM

Mouser Part No
634-C8051F541-IM

Silicon Labs

8-bit Microcontrollers - MCU 8051 MHz 16 kB flash industrial 8-bit MCU

Datasheet

6In Stock

$9.83

$8.16

$7.03

$6.81

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

50 MHz

16 kB

1.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

C8051F920-G-GM
Silicon Labs
1: $4.88
63In Stock

Mfr. Part No.
C8051F920-G-GM

Mouser Part No
634-C8051F920-G-GM

Silicon Labs

8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32

Learn More

Datasheet

63In Stock

$4.88

$4.07

$3.48

$3.31

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-32

8051

8 bit

25 MHz

32 kB

4.25 kB

10 bit

24 I/O

- 40 C

+ 85 C

Tube

Microprocessors - MPU 128k Soft Microprocessor Chip

DS5001FP-16N+
Analog Devices / Maxim Integrated
1: $88.40
11In Stock

Mfr. Part No.
DS5001FP-16N+

Mouser Part No
700-DS5001FP-16N

Analog Devices / Maxim Integrated

Microprocessors - MPU 128k Soft Microprocessor Chip

Datasheet

11In Stock

$88.40

$72.89

$69.32

$64.76

$62.73

Min.: 1
Mult.: 1

Microprocessors - MPU

SMD/SMT

MQFP-80

8051

8 bit

16 MHz

128 kB

32 I/O

- 40 C

+ 85 C

Tray

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

DS80C320-MNL+
Analog Devices / Maxim Integrated
1: $57.02
12In Stock

Mfr. Part No.
DS80C320-MNL+

Mouser Part No
700-DS80C320-MNL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

12In Stock

$57.02

$48.78

$46.72

$42.35

$40.89

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

8051

8 bit

33 MHz

64 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tube

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

CY8C3246LTI-149
Infineon Technologies
1: $17.11
8In Stock

Mfr. Part No.
CY8C3246LTI-149

Mouser Part No
727-CY8C3246LTI-149

Infineon Technologies

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

Learn More

Datasheet

8In Stock

$17.11

$13.46

$12.54

$11.58

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-68

8051

8 bit

50 MHz

64 kB

8 kB

12 bit

46 I/O

- 40 C

+ 85 C

Tray

8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers

Customer Service Office

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