.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: 556

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 16KB Flash ROM, 1KB SRAM, 4KB LDROM

MG51XB9AE
Nuvoton
1: $1.90
Non-Stocked Lead-Time 36 Weeks
New At Mouser

Mfr. Part #
MG51XB9AE

Mouser Part #
503-MG51XB9AE

New At Mouser

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

$1.90

$1.15

$0.736

$0.637

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

MG51XB9AE TR
Nuvoton
3,000: $0.434
Non-Stocked Lead-Time 36 Weeks

Mfr. Part #
MG51XB9AE TR

Mouser Part #
503-MG51XB9AETR

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Reel

$0.434

Min.: 3,000
Mult.: 3,000

: 3,000

8051

16 kB

1 kB

QFN-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Reel

8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM

MG51XC9AE
Nuvoton
1: $2.44
Non-Stocked Lead-Time 36 Weeks
New At Mouser

Mfr. Part #
MG51XC9AE

Mouser Part #
503-MG51XC9AE

New At Mouser

Nuvoton

8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

$2.44

$1.50

$0.95

$0.822

View

Min.: 1
Mult.: 1

8051

32 kB

1 kB

QFN-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM

MG51XC9AE TR
Nuvoton
3,000: $0.543
Non-Stocked Lead-Time 36 Weeks

Mfr. Part #
MG51XC9AE TR

Mouser Part #
503-MG51XC9AETR

Nuvoton

8-bit Microcontrollers - MCU 32KB Flash ROM, 1KB SRAM, 4KB LDROM

Learn More

Datasheet

Non-Stocked Lead-Time 36 Weeks

Reel

$0.543

Min.: 3,000
Mult.: 3,000

: 3,000

8051

32 kB

1 kB

QFN-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Reel

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51DB9AE
Nuvoton
1: $1.12
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51DB9AE

Mouser Part #
503-ML51DB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.12

$0.796

$0.794

Min.: 1
Mult.: 1

8051

16 kB

1 kB

TSSOP-14

24 MHz

12 bit

11 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51EB9AE
Nuvoton
1: $1.43
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51EB9AE

Mouser Part #
503-ML51EB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.43

$1.06

$1.00

Min.: 1
Mult.: 1

8051

16 kB

1 kB

TSSOP-28

24 MHz

12 bit

24 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

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

ML51EC0AE
Nuvoton
1: $1.79
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51EC0AE

Mouser Part #
503-ML51EC0AE

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.79

$1.34

$1.26

$1.17

View

Min.: 1
Mult.: 1

8051

32 kB

2 kB

TSSOP-28

24 MHz

12 bit

24 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51OB9AE
Nuvoton
1: $1.25
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51OB9AE

Mouser Part #
503-ML51OB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.25

$0.953

$0.87

$0.814

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

SOP-20

24 MHz

12 bit

16 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

ML51PB9AE
Nuvoton
1: $3.17
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51PB9AE

Mouser Part #
503-ML51PB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$3.17

$2.04

$1.51

$1.40

View

Min.: 1
Mult.: 1

8051

16 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

ML51SD1AE
Nuvoton
1: $3.89
Non-Stocked Lead-Time 32 Weeks
New At Mouser

Mfr. Part #
ML51SD1AE

Mouser Part #
503-ML51SD1AE

New At Mouser

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$3.89

$2.54

$2.33

$2.00

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-64

24 MHz

12 bit

56 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, 1 CHs of SPI,1T/8051

ML51TB9AE
Nuvoton
1: $1.53
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51TB9AE

Mouser Part #
503-ML51TB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.53

$1.21

$1.08

Min.: 1
Mult.: 1

8051

16 kB

2 kB

QFN-33

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 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051

ML51TC0AE
Nuvoton
1: $1.81
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51TC0AE

Mouser Part #
503-ML51TC0AE

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.81

$1.42

$1.26

$1.12

View

Min.: 1
Mult.: 1

8051

32 kB

2 kB

QFN-33

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

ML51TD1AE
Nuvoton
1: $3.47
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51TD1AE

Mouser Part #
503-ML51TD1AE

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$3.47

$2.24

$2.00

$1.65

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

QFN-33

24 MHz

12 bit

28 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, 1 CHs of SPI,1T/8051

ML51UB9AE
Nuvoton
1: $3.17
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51UB9AE

Mouser Part #
503-ML51UB9AE

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$3.17

$2.04

$1.50

$1.26

View

Min.: 1
Mult.: 1

8051

16 kB

2 kB

SOP-28

24 MHz

12 bit

24 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

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

ML51UC0AE
Nuvoton
1: $3.32
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML51UC0AE

Mouser Part #
503-ML51UC0AE

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$3.32

$2.15

$1.57

$1.31

View

Min.: 1
Mult.: 1

8051

32 kB

2 kB

SOP-28

24 MHz

12 bit

24 I/O

1.8 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

ML54LD1AE
Nuvoton
1: $4.16
Non-Stocked Lead-Time 32 Weeks
New At Mouser

Mfr. Part #
ML54LD1AE

Mouser Part #
503-ML54LD1AE

New At Mouser

Nuvoton

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

Datasheet

Non-Stocked Lead-Time 32 Weeks

$4.16

$2.72

$2.50

$2.15

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-48

24 MHz

12 bit

42 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

ML54MD1AE
Nuvoton
1: $4.37
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
ML54MD1AE

Mouser Part #
503-ML54MD1AE

Nuvoton

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

Datasheet

Non-Stocked Lead-Time 32 Weeks

$4.37

$2.87

$2.67

$2.31

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-44

24 MHz

12 bit

38 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

ML56MD1AE
Nuvoton
1: $4.63
Non-Stocked Lead-Time 32 Weeks
New At Mouser

Mfr. Part #
ML56MD1AE

Mouser Part #
503-ML56MD1AE

New At Mouser

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$4.63

$3.06

$2.82

$2.46

View

Min.: 1
Mult.: 1

8051

64 kB

4 kB

LQFP-44

24 MHz

12 bit

38 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

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

MS51EC0AE
Nuvoton
1: $1.25
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
MS51EC0AE

Mouser Part #
503-MS51EC0AE

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.25

$1.06

$0.931

$0.879

View

Min.: 1
Mult.: 1

8051

32 kB

2 kB

TSSOP-28

24 MHz

12 bit

26 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tube

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

MS51FB9AE TR
Nuvoton
1: $2.61
Non-Stocked Lead-Time 32 Weeks
New At Mouser

Mfr. Part #
MS51FB9AE TR

Mouser Part #
503-MS51FB9AETR

New At Mouser

Nuvoton

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

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

Cut Tape

$2.61

$1.60

$1.35

$1.02

View

Reel

$0.581

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.5mm Pitch width

MS51XB9BE
Nuvoton
1: $2.09
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
MS51XB9BE

Mouser Part #
503-MS51XB9BE

Nuvoton

8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.5mm Pitch width

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$2.09

$1.27

$1.07

$0.81

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-20

24 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, ACMP, 1T/8051

MUG51TB9AE
Nuvoton
1: $3.74
Non-Stocked Lead-Time 26 Weeks
New At Mouser

Mfr. Part #
MUG51TB9AE

Mouser Part #
503-MUG51TB9AE

New At Mouser

Nuvoton

8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, ACMP, 1T/8051

Datasheet

Non-Stocked Lead-Time 26 Weeks

$3.74

$2.43

$2.21

$1.86

View

Min.: 1
Mult.: 1

8051

16 kB

1 kB

QFN-33

7.3728 MHz

No ADC

24 I/O

1.8 V

5.5 V

8 bit

- 40 C

+ 105 C

Tray

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 85?

N76E003AS20
Nuvoton
1: $1.04
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
N76E003AS20

Mouser Part #
503-N76E003AS20

Nuvoton

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 85?

Learn More

Datasheet

Non-Stocked Lead-Time 32 Weeks

$1.04

$0.891

$0.801

$0.731

View

Min.: 1
Mult.: 1

8051

18 kB

256 B

SOP-20

16 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 Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 105?

N76E003BQ20
Nuvoton
3,000: $0.767
Non-Stocked Lead-Time 32 Weeks

Mfr. Part #
N76E003BQ20

Mouser Part #
503-N76E003BQ20

Nuvoton

8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40? to 105?

Datasheet

Non-Stocked Lead-Time 32 Weeks

Reel

$0.767

Min.: 3,000
Mult.: 3,000

: 3,000

8051

18 kB

256 B

LQFP-44

16 MHz

12 bit

18 I/O

2.4 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

Reel

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

AT89C5130A-RDRUM
Microchip Technology
1,500: $11.93
Non-Stocked Lead-Time 20 Weeks

Mfr. Part #
AT89C5130A-RDRUM

Mouser Part #
556-AT89C5130A-RDRUM

Microchip Technology

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

Learn More

Datasheet

Non-Stocked Lead-Time 20 Weeks

Reel

$11.93

Min.: 1,500
Mult.: 1,500

: 1,500

8051

VQFP-64

No ADC

2.7 V

5.5 V

SMD/SMT

8 bit

Reel

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
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