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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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Data RAM Size

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Part #

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

CY8C3446LTI-085
Infineon Technologies
1: $11.99
6In Stock

Mfr. Part No.
CY8C3446LTI-085

Mouser Part No
727-CY8C3446LTI-085

Infineon Technologies

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

Learn More

Datasheet

6In Stock

$11.99

$9.47

$8.84

$8.37

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-68

8051

8 bit

50 MHz

64 kB

8 kB

12 bit

48 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, TSSOP20

C8051F531A-IT
Silicon Labs
1: $5.54
52In Stock
End of Life

Mfr. Part No.
C8051F531A-IT

Mouser Part No
634-C8051F531A-IT

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, TSSOP20

Datasheet

52In Stock

$5.54

$4.59

$3.94

$3.76

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

25 MHz

8 kB

256 B

12 bit

16 I/O

- 40 C

+ 125 C

Tube

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

C8051F569-IM
Silicon Labs
1: $12.76
83In Stock
End of Life

Mfr. Part No.
C8051F569-IM

Mouser Part No
634-C8051F569-IM

End of Life

Silicon Labs

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

Datasheet

83In Stock

$12.76

$10.36

$9.89

$8.58

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-40

8051

8 bit

50 MHz

32 kB

2.25 kB

12 bit

33 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

RF System on a Chip - SoC RF Bluetooth SMART S OC auto qual BLE A A 595-C2541F256TRHATQ1

CC2541F256TRHARQ1
Texas Instruments
1: $10.08
42In Stock

Mfr. Part No.
CC2541F256TRHARQ1

Mouser Part No
595-C2541F256TRHARQ1

Texas Instruments

RF System on a Chip - SoC RF Bluetooth SMART S OC auto qual BLE A A 595-C2541F256TRHATQ1

Learn More

Datasheet

42In Stock

Cut Tape

$10.08

$7.56

$7.21

$6.26

View

Reel

$4.84

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

RF System on a Chip - SoC

SMD/SMT

VQFN-40

8051

256 kB

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape, MouseReel

RF System on a Chip - SoC Sub-1GHz SoC w/ MCU & 16kB Flash memory A 595-CC1110F16RHHR

CC1110F16RHHT
Texas Instruments
1: $7.54
206In Stock

Mfr. Part No.
CC1110F16RHHT

Mouser Part No
595-CC1110F16RHHT

Texas Instruments

RF System on a Chip - SoC Sub-1GHz SoC w/ MCU & 16kB Flash memory A 595-CC1110F16RHHR

Datasheet

206In Stock

Cut Tape

$7.54

$6.54

$6.19

$5.71

Reel

$5.40

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

RF System on a Chip - SoC

SMD/SMT

VQFN-36

8051

16 kB

2 kB

21 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

C8051F301-GM
Silicon Labs
1: $6.18
12In Stock

Mfr. Part No.
C8051F301-GM

Mouser Part No
634-C8051F301-GM

Silicon Labs

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

Datasheet

12In Stock

$6.18

$5.13

$4.76

$4.26

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-11

8051

8 bit

25 MHz

8 kB

256 B

No ADC

8 I/O

- 40 C

+ 85 C

Tube

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

C8051F338-GM
Silicon Labs
1: $9.83
92In Stock

Mfr. Part No.
C8051F338-GM

Mouser Part No
634-C8051F338-GM

Silicon Labs

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

Datasheet

92In Stock

$9.83

$8.15

$6.95

$6.68

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-24

8051

8 bit

25 MHz

16 kB

768 B

10 bit

21 I/O

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 8-Bit 16K+1K Flash 33MHz 3/16-Bit Timer

SST89E54RC-33-C-PIE
Microchip Technology
1: $2.70
50In Stock
Factory Special Order

Mfr. Part No.
SST89E54RC-33-C-PIE

Mouser Part No
804-89E54RC3CPIE

Factory Special Order

Microchip Technology

8-bit Microcontrollers - MCU 8-Bit 16K+1K Flash 33MHz 3/16-Bit Timer

Datasheet

Product Comments

50In Stock

$2.70

$2.26

$2.17

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

Through Hole

PDIP-40

8051

8 bit

33 MHz

17 kB

512 B

No ADC

32 I/O

0 C

+ 70 C

Tube

8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU

AT89LP52-20AU
Microchip Technology
1: $1.72
960Expected 2026/04/13

Mfr. Part No.
AT89LP52-20AU

Mouser Part No
556-AT89LP52-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU

Learn More

Datasheet

960Expected 2026/04/13

$1.72

$1.56

$1.43

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

20 MHz

8 kB

256 B

No ADC

36 I/O

- 40 C

+ 85 C

Tray

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

C8051F507-IQ
Silicon Labs
1: $9.77
1,250Expected 2026/03/03

Mfr. Part No.
C8051F507-IQ

Mouser Part No
634-C8051F507-IQ

Silicon Labs

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

Datasheet

1,250Expected 2026/03/03

$9.77

$8.11

$7.55

$6.87

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFP-32

8051

8 bit

50 MHz

32 kB

4.25 kB

12 bit

25 I/O

- 40 C

+ 125 C

AEC-Q100

Tray

8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU

C8051F061-GQ
Silicon Labs
1: $33.68
398Expected 2026/03/03
NRND

Mfr. Part No.
C8051F061-GQ

Mouser Part No
634-C8051F061-GQ

NRND

Silicon Labs

8-bit Microcontrollers - MCU 64KB,16ADC,CAN,64Pin MCU

Datasheet

398Expected 2026/03/03

$33.68

$28.28

$26.63

$24.19

$23.64

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-64

8051

8 bit

25 MHz

64 kB

4.25 kB

10 bit, 2 x 16 bit

24 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

C8051F330-GMR
Silicon Labs
1: $8.89
1,500Expected 2026/03/03
NRND

Mfr. Part No.
C8051F330-GMR

Mouser Part No
634-C8051F330-GMR

NRND

Silicon Labs

8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)

Datasheet

1,500Expected 2026/03/03

Cut Tape

$8.89

$7.37

$6.86

$6.23

View

Reel

$5.48

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

8-bit Microcontrollers - MCU

SMD/SMT

QFN-20

8051

8 bit

25 MHz

8 kB

768 B

10 bit

17 I/O

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

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

AT89LP51ED2-20AU
Microchip Technology
1: $5.64
800Expected 2026/04/20

Mfr. Part No.
AT89LP51ED2-20AU

Mouser Part No
556-AT89LP51ED2-20AU

Microchip Technology

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

Learn More

Datasheet

800Expected 2026/04/20

$5.64

$5.15

$4.68

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

20 MHz

64 kB

256 B

10 bit

36 I/O

- 40 C

+ 85 C

Tray

RF System on a Chip - SoC 433/868/915MHz TRNSCVR

nRF9E5
Nordic Semiconductor
1: $3.61
2,930On Order

Mfr. Part No.
nRF9E5

Mouser Part No
949-NRF9E5

Nordic Semiconductor

RF System on a Chip - SoC 433/868/915MHz TRNSCVR

Datasheet

2,930On Order

$3.61

$3.09

$2.97

Min.: 1
Mult.: 1

RF System on a Chip - SoC

SMD/SMT

QFN-32

8051

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU

C8051F530-C-IT
Silicon Labs
1: $6.41
674Expected 2026/03/03
End of Life

Mfr. Part No.
C8051F530-C-IT

Mouser Part No
634-C8051F530-C-IT

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU

Datasheet

674Expected 2026/03/03

$6.41

$5.33

$4.57

$4.36

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

TSSOP-20

8051

8 bit

25 MHz

8 kB

256 B

12 bit

16 I/O

- 40 C

+ 125 C

AEC-Q100

Tube

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

ML51TC0AE
Nuvoton
1: $1.40
490Expected 2026/03/25

Mfr. Part No.
ML51TC0AE

Mouser Part No
503-ML51TC0AE

Nuvoton

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

Learn More

Datasheet

490Expected 2026/03/25

$1.40

$1.17

$1.09

$0.972

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

QFN-33

8051

8 bit

24 MHz

32 kB

2 kB

12 bit

28 I/O

- 40 C

+ 105 C

Tray

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

ML54SD1AE
Nuvoton
1: $1.90
500Expected 2026/03/25

Mfr. Part No.
ML54SD1AE

Mouser Part No
503-ML54SD1AE

Nuvoton

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

Datasheet

500Expected 2026/03/25

$1.90

$1.60

$1.48

$1.33

$1.23

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

LQFP-64

8051

8 bit

24 MHz

64 kB

4 kB

12 bit

56 I/O

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU High-Speed Microcontroller

DS80C310-QCG+T&R
Analog Devices / Maxim Integrated
500: $17.47
500Factory Stock Available

Mfr. Part No.
DS80C310-QCG+T&R

Mouser Part No
700-DS80C310-QCG+T&R

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU High-Speed Microcontroller

Datasheet

500Factory Stock Available

More Info Available

Reel

$17.47

Quote

Min.: 500
Mult.: 500

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

25 MHz

64 kB

256 B

No ADC

32 I/O

0 C

+ 70 C

Reel

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

DS80C320-FCG+
Analog Devices / Maxim Integrated
96: $24.92
32,179Factory Stock Available

Mfr. Part No.
DS80C320-FCG+

Mouser Part No
700-DS80C320-FCG

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

32,179Factory Stock Available

More Info Available

$24.92

$23.77

$22.13

Quote

Min.: 96
Mult.: 96

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

25 MHz

64 kB

256 B

No ADC

32 I/O

0 C

+ 70 C

Tray

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

DS80C320-QCG+T&R
Analog Devices / Maxim Integrated
1: $38.13
27,000Factory Stock Available

Mfr. Part No.
DS80C320-QCG+T&R

Mouser Part No
700-DS80C320-QCG+T&R

Analog Devices / Maxim Integrated

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

Datasheet

27,000Factory Stock Available

More Info Available

Cut Tape

$38.13

$34.04

$32.49

$29.06

$27.73

Reel

$27.73

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

25 MHz

64 kB

256 B

No ADC

32 I/O

0 C

+ 70 C

Reel, Cut Tape, MouseReel

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

DS80C320-QCL+T&R
Analog Devices / Maxim Integrated
500: $27.73
30,000Factory Stock Available

Mfr. Part No.
DS80C320-QCL+T&R

Mouser Part No
700-DS80C320-QCL+T&R

Analog Devices / Maxim Integrated

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

Datasheet

30,000Factory Stock Available

More Info Available

Reel

$27.73

Min.: 500
Mult.: 500

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

33 MHz

64 kB

256 B

No ADC

32 I/O

0 C

+ 70 C

Reel

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

DS80C323-END+
Analog Devices / Maxim Integrated
160: $10.59
868Factory Stock Available

Mfr. Part No.
DS80C323-END+

Mouser Part No
700-DS80C323-END

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

868Factory Stock Available

More Info Available

$10.59

$10.07

$9.42

$8.76

Min.: 160
Mult.: 160

8-bit Microcontrollers - MCU

SMD/SMT

TQFP-44

8051

8 bit

18 MHz

64 kB

256 B

No ADC

32 I/O

- 40 C

+ 85 C

Tray

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

DS87C520-QNL+T&R
Analog Devices / Maxim Integrated
500: $55.08
1,500Factory Stock Available

Mfr. Part No.
DS87C520-QNL+T&R

Mouser Part No
700-DS87C520-QNL+T&R

Analog Devices / Maxim Integrated

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

Datasheet

1,500Factory Stock Available

More Info Available

Reel

$55.08

Min.: 500
Mult.: 500

Reel: 500

8-bit Microcontrollers - MCU

SMD/SMT

PLCC-44

8051

8 bit

33 MHz

16 kB

1 kB

No ADC

32 I/O

- 40 C

+ 85 C

Reel

8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V

AT89C51AC3-RDTUM
Microchip Technology
160: $8.47
Non-Stocked Lead-Time 7 Weeks

Mfr. Part No.
AT89C51AC3-RDTUM

Mouser Part No
556-A89C51AC3RDTUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V

Learn More

Datasheet

Non-Stocked Lead-Time 7 Weeks

$8.47

Min.: 160
Mult.: 160

8-bit Microcontrollers - MCU

SMD/SMT

VQFP-64

8051

8 bit

60 MHz

64 kB

2 kB

10 bit

36 I/O

- 40 C

+ 85 C

Tray

8-bit Microcontrollers - MCU CAN/C51 Boot CAN

AT89C51CC02CA-RATUM
Microchip Technology
1: $8.18
Lead-Time 7 Weeks

Mfr. Part No.
AT89C51CC02CA-RATUM

Mouser Part No
556-A89C51C02CARATUM

Microchip Technology

8-bit Microcontrollers - MCU CAN/C51 Boot CAN

Learn More

Datasheet

Lead-Time 7 Weeks

$8.18

$7.50

$6.82

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU

SMD/SMT

VQFP-32

8051

8 bit

40 MHz

16 kB

512 B

10 bit

20 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