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8051 Core 8 bit Embedded Processors & Controllers

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Types of Embedded Processors & Controllers

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Results: 549

Applied Filters:

Core = 8051 Data Bus Width = 8 bit

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Part #

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

AT89C2051-12PU
Microchip Technology
1: $2.188
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

$2.188

$1.809

Min.: 1
Mult.: 1

Through Hole

PDIP-20

8051

15 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND

AT89C51CC01UA-SLSUM
Microchip Technology
1: $10.065
1.539In Stock

Mfr. Part #
AT89C51CC01UA-SLSUM

Mouser Part #
556-A89C51C01UASLSUM

Microchip Technology

8-bit Microcontrollers - MCU CAN-STICK Bootloader UART IND

Learn More

Datasheet

1.539In Stock

$10.065

Min.: 1
Mult.: 1

SMD/SMT

PLCC-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz

AT89S51-24AU
Microchip Technology
1: $2.209
4.294In Stock

Mfr. Part #
AT89S51-24AU

Mouser Part #
556-A89S51-24AU

Microchip Technology

8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz

Datasheet

4.294In Stock

$2.209

$2.030

$1.840

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

AT89S52-24AU
Microchip Technology
1: $2.387
2.633In Stock

Mfr. Part #
AT89S52-24AU

Mouser Part #
556-A89S52-24AU

Microchip Technology

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

Datasheet

2.633In Stock

$2.387

$1.988

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN

AT89C51AC2T-RLTUM
Microchip Technology
1: $10.317
332In Stock
2.720Expected 9/4/2026

Mfr. Part #
AT89C51AC2T-RLTUM

Mouser Part #
556-AT89C51AC2TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN

Learn More

Datasheet

332In Stock

2.720Expected 9/4/2026

$10.317

$10.286

$10.275

$8.571

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

34 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN

AT89C51CC01CAT-RLTUM
Microchip Technology
1: $9.539
922In Stock

Mfr. Part #
AT89C51CC01CAT-RLTUM

Mouser Part #
556-AT89C51CC01CATUM

Microchip Technology

8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN

Learn More

Datasheet

922In Stock

$9.539

$8.740

$7.919

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

34 I/O

8 bit

10 bit

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

AT89LP51ED2-20AAU
Microchip Technology
1: $5.932
676In Stock

Mfr. Part #
AT89LP51ED2-20AAU

Mouser Part #
556-AT89LP51ED220AAU

Microchip Technology

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

Learn More

Datasheet

676In Stock

$5.932

$5.416

$4.922

Min.: 1
Mult.: 1

SMD/SMT

LQFP-44

8051

36 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

AT89LP51RC2-20AU
Microchip Technology
1: $4.480
593In Stock

Mfr. Part #
AT89LP51RC2-20AU

Mouser Part #
556-AT89LP51RC2-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V

Learn More

Datasheet

593In Stock

$4.480

$4.112

$3.712

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

40 I/O

8 bit

10 bit

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

AT89LP51RD2-20AU
Microchip Technology
1: $5.490
972In Stock

Mfr. Part #
AT89LP51RD2-20AU

Mouser Part #
556-AT89LP51RD2-20AU

Microchip Technology

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

Learn More

Datasheet

972In Stock

$5.490

$5.164

$5.153

$4.470

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

40 I/O

8 bit

10 bit

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

AT89LP6440-20AU
Microchip Technology
1: $12.305
437In Stock

Mfr. Part #
AT89LP6440-20AU

Mouser Part #
556-AT89LP6440-20AU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash

Datasheet

437In Stock

$12.305

$11.274

$10.222

Min.: 1
Mult.: 1

SMD/SMT

TQFP-44

8051

38 I/O

8 bit

10 bit

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

C8051F311-GMR
Silicon Labs
1: $13.756
860In Stock
3.000Expected 11/27/2026

Mfr. Part #
C8051F311-GMR

Mouser Part #
634-C8051F311-GMR

Silicon Labs

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

Datasheet

860In Stock

3.000Expected 11/27/2026

Cut Tape

$13.756

$10.780

$9.938

$9.076

View

Reel

$7.435

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

SMD/SMT

QFN-28

8051

25 I/O

8 bit

10 bit

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

C8051F411-GM
Silicon Labs
1: $14.713
1.057In Stock
1.533Expected 11/20/2026

Mfr. Part #
C8051F411-GM

Mouser Part #
634-C8051F411-GM

Silicon Labs

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

Datasheet

1.057In Stock

1.533Expected 11/20/2026

$14.713

$11.810

$10.938

$10.086

View

Min.: 1
Mult.: 1

SMD/SMT

QFN-28

8051

20 I/O

8 bit

12 bit

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

DS80C320-ECG+
Analog Devices / Maxim Integrated
1: $40.942
130In Stock

Mfr. Part #
DS80C320-ECG+

Mouser Part #
700-DS80C320-ECG

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

130In Stock

$40.942

$34.285

$31.056

$29.384

Min.: 1
Mult.: 1
Max.: 130

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

DS80C320-MCG+
Analog Devices / Maxim Integrated
1: $27.670
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

$27.670

$23.053

$21.391

$19.982

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

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

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

DS80C320-MNG+
Analog Devices / Maxim Integrated
1: $35.242
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

$35.242

$29.447

$27.418

$25.693

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

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

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

DS80C320-QCG+
Analog Devices / Maxim Integrated
1: $41.437
68In Stock

Mfr. Part #
DS80C320-QCG+

Mouser Part #
700-DS80C320-QCG

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

68In Stock

$41.437

$38.534

$32.792

Min.: 1
Mult.: 1
Max.: 68

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

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

DS80C323-ECD+
Analog Devices / Maxim Integrated
1: $14.250
208In Stock

Mfr. Part #
DS80C323-ECD+

Mouser Part #
700-DS80C323-ECD

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

208In Stock

$14.250

$11.821

$10.517

$9.812

Min.: 1
Mult.: 1
Max.: 208

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8-bit Microcontrollers - MCU Dual CAN High-Speed Microprocessor

DS80C390-FNR+
Analog Devices / Maxim Integrated
1: $53.773
214In Stock

Mfr. Part #
DS80C390-FNR+

Mouser Part #
700-DS80C390-FNR

Analog Devices / Maxim Integrated

8-bit Microcontrollers - MCU Dual CAN High-Speed Microprocessor

Datasheet

214In Stock

$53.773

$45.254

$42.783

$39.186

Min.: 1
Mult.: 1
Max.: 214

SMD/SMT

LQFP-64

8051

32 I/O

8 bit

No ADC

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

DS87C520-ENL+
Analog Devices / Maxim Integrated
1: $99.942
78In Stock

Mfr. Part #
DS87C520-ENL+

Mouser Part #
700-DS87C520-ENL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

78In Stock

$99.942

$84.903

$78.414

Min.: 1
Mult.: 1
Max.: 78

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

DS87C520-QCL+
Analog Devices / Maxim Integrated
1: $65.457
195In Stock

Mfr. Part #
DS87C520-QCL+

Mouser Part #
700-DS87C520-QCL

Analog Devices / Maxim Integrated

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

Learn More

Datasheet

195In Stock

$65.457

$59.463

$50.229

$48.641

Min.: 1
Mult.: 1
Max.: 195

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

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

DS89C430-ENG+
Analog Devices / Maxim Integrated
1: $32.098
159In Stock

Mfr. Part #
DS89C430-ENG+

Mouser Part #
700-DS89C430-ENG

Analog Devices / Maxim Integrated

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

Datasheet

159In Stock

$32.098

$26.797

$25.198

$22.822

Min.: 1
Mult.: 1
Max.: 159

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

DS89C430-ENL+
Analog Devices / Maxim Integrated
1: $37.156
193In Stock

Mfr. Part #
DS89C430-ENL+

Mouser Part #
700-DS89C430-ENL

Analog Devices / Maxim Integrated

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

Datasheet

193In Stock

$37.156

$31.067

$28.091

$26.555

Min.: 1
Mult.: 1
Max.: 193

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

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

DS89C430-MNL+
Analog Devices / Maxim Integrated
1: $38.260
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

$38.260

$31.992

$28.943

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

Through Hole

PDIP-40

8051

32 I/O

8 bit

No ADC

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

DS89C430-QNL+
Analog Devices / Maxim Integrated
1: $36.557
83In Stock

Mfr. Part #
DS89C430-QNL+

Mouser Part #
700-DS89C430-QNL

Analog Devices / Maxim Integrated

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

Datasheet

83In Stock

$36.557

$34.359

$27.460

Min.: 1
Mult.: 1
Max.: 83

SMD/SMT

PLCC-44

8051

32 I/O

8 bit

No ADC

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

DS89C450-ENL+
Analog Devices / Maxim Integrated
1: $45.612
163In Stock

Mfr. Part #
DS89C450-ENL+

Mouser Part #
700-DS89C450-ENL

Analog Devices / Maxim Integrated

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

Datasheet

163In Stock

$45.612

$38.292

$34.758

$32.939

Min.: 1
Mult.: 1
Max.: 163

SMD/SMT

TQFP-44

8051

32 I/O

8 bit

No ADC

8051 Core 8 bit Embedded Processors & Controllers

Types of Embedded Processors & Controllers

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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
QFN-33
QFN-40

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