8051 Core 8 bit – Mouser Singapore

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Part #

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

AT89C51RD2-SLRUM
Microchip Technology
1: $12.54
428In Stock

Mfr. Part No.
AT89C51RD2-SLRUM

Mouser Part No
556-A89C51RD2SLRUM

Microchip Technology

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

Datasheet

428In Stock

Cut Tape

$12.54

Reel

$12.54

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V

AT89C51RD2-SLSUM
Microchip Technology
1: $12.25
1,281In Stock

Mfr. Part No.
AT89C51RD2-SLSUM

Mouser Part No
556-A89C51RD2SLSUM

Microchip Technology

8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V

Datasheet

1,281In Stock

$12.25

$11.25

$10.19

Min.: 1
Mult.: 1

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

AT89LP4052-20SU
Microchip Technology
1: $3.35
1,646In Stock

Mfr. Part No.
AT89LP4052-20SU

Mouser Part No
556-A89LP4052-20SU

Microchip Technology

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

Datasheet

1,646In Stock

$3.35

$3.06

$2.76

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 2.7V-4.0V

AT89LS52-16JU
Microchip Technology
1: $5.17
1,375In Stock

Mfr. Part No.
AT89LS52-16JU

Mouser Part No
556-A89LS52-16JU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 2.7V-4.0V

Datasheet

1,375In Stock

$5.17

$4.73

$4.57

Min.: 1
Mult.: 1

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

AT89S51-24PU
Microchip Technology
1: $4.52
2,109In Stock

Mfr. Part No.
AT89S51-24PU

Mouser Part No
556-A89S51-24PU

Microchip Technology

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

Datasheet

2,109In Stock

$4.52

Min.: 1
Mult.: 1

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

AT89S8253-24AU
Microchip Technology
1: $3.67
1,760In Stock

Mfr. Part No.
AT89S8253-24AU

Mouser Part No
556-A89S8253-24AU

Microchip Technology

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

Datasheet

1,760In Stock

$3.67

Min.: 1
Mult.: 1

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

AT89S8253-24JU
Microchip Technology
1: $6.41
364In Stock
2,781Expected 24/9/2026

Mfr. Part No.
AT89S8253-24JU

Mouser Part No
556-A89S8253-24JU

Microchip Technology

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

Datasheet

364In Stock

2,781Expected 24/9/2026

$6.41

Min.: 1
Mult.: 1

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

AT89S8253-24PU
Microchip Technology
1: $6.05
770In Stock

Mfr. Part No.
AT89S8253-24PU

Mouser Part No
556-A89S8253-24PU

Microchip Technology

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

Datasheet

770In Stock

$6.05

$5.56

$5.34

Min.: 1
Mult.: 1

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

AT80C51RD2-3CSUM
Microchip Technology
1: $6.87
503In Stock

Mfr. Part No.
AT80C51RD2-3CSUM

Mouser Part No
556-AT80C51RD2-3CSUM

Microchip Technology

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

Datasheet

503In Stock

$6.87

$6.30

$6.01

Quote

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

AT80C51RD2-SLRUM
Microchip Technology
1: $5.79
870In Stock

Mfr. Part No.
AT80C51RD2-SLRUM

Mouser Part No
556-AT80C51RD2-SLRUM

Microchip Technology

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

Datasheet

870In Stock

Cut Tape

$5.79

Reel

$5.79

MouseReel Available

Min.: 1
Mult.: 1

: 500

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

AT80C51RD2-SLSUM
Microchip Technology
1: $5.58
434In Stock

Mfr. Part No.
AT80C51RD2-SLSUM

Mouser Part No
556-AT80C51RD2-SLSUM

Microchip Technology

8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V

Datasheet

434In Stock

$5.58

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51AC3 64kF ADC EEP TQFP44 ind 5V GREEN

AT89C51AC3T-RLTUM
Microchip Technology
1: $13.91
256In Stock

Mfr. Part No.
AT89C51AC3T-RLTUM

Mouser Part No
556-AT89C51AC3TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51AC3 64kF ADC EEP TQFP44 ind 5V GREEN

Datasheet

256In Stock

$13.91

Min.: 1
Mult.: 1

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

AT89C51CC01UAT-RLTUM
Microchip Technology
1: $12.34
1,677In Stock

Mfr. Part No.
AT89C51CC01UAT-RLTUM

Mouser Part No
556-AT89C51CC01UATUM

Microchip Technology

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

Datasheet

1,677In Stock

$12.34

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind GREEN

AT89C51ED2T-RLTUM
Microchip Technology
1: $13.34
837In Stock

Mfr. Part No.
AT89C51ED2T-RLTUM

Mouser Part No
556-AT89C51ED2TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind GREEN

Datasheet

837In Stock

$13.34

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Com 5V GREEN

AT89C51RC2T-RLTUM
Microchip Technology
1: $11.14
859In Stock

Mfr. Part No.
AT89C51RC2T-RLTUM

Mouser Part No
556-AT89C51RC2TLTUM

Microchip Technology

8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Com 5V GREEN

Datasheet

859In Stock

$11.14

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

AT89C55WD-24JU
Microchip Technology
1: $6.34
251In Stock
513Expected 14/8/2026

Mfr. Part No.
AT89C55WD-24JU

Mouser Part No
556-AT89C55WD-24JU

Microchip Technology

8-bit Microcontrollers - MCU 24MHZ, PLCC, IND TEMP, GREEN, 5V

Datasheet

251In Stock

513Expected 14/8/2026

$6.34

Min.: 1
Mult.: 1

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

AT89C55WD-24PU
Microchip Technology
1: $7.00
976In Stock

Mfr. Part No.
AT89C55WD-24PU

Mouser Part No
556-AT89C55WD-24PU

Microchip Technology

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

Datasheet

976In Stock

$7.00

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

AT89LP51RB2-20JU
Microchip Technology
1: $5.48
738In Stock

Mfr. Part No.
AT89LP51RB2-20JU

Mouser Part No
556-AT89LP51RB2-20JU

Microchip Technology

8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V

Datasheet

738In Stock

$5.48

Min.: 1
Mult.: 1

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

AT89LP51RC2-20JU
Microchip Technology
1: $6.09
530In Stock

Mfr. Part No.
AT89LP51RC2-20JU

Mouser Part No
556-AT89LP51RC2-20JU

Microchip Technology

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

Datasheet

530In Stock

$6.09

$5.58

$5.05

Min.: 1
Mult.: 1

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

AT89LP52-20AU
Microchip Technology
1: $2.34
3,089In Stock

Mfr. Part No.
AT89LP52-20AU

Mouser Part No
556-AT89LP52-20AU

Microchip Technology

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

Datasheet

3,089In Stock

$2.34

$2.12

$1.93

Min.: 1
Mult.: 1

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

AT89S52-24JU
Microchip Technology
1: $5.15
1,798In Stock

Mfr. Part No.
AT89S52-24JU

Mouser Part No
556-AT89S52-24JU

Microchip Technology

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

Datasheet

1,798In Stock

$5.15

$4.72

$4.57

Min.: 1
Mult.: 1

Development Boards & Kits - 8051 Development Kit for C8051F120, F121, F122, F123, F130, F131, F132 & F133 MCUs

C8051F120DK
Silicon Labs
1: $187.15
12In Stock

Mfr. Part No.
C8051F120DK

Mouser Part No
634-C8051F120DK

Development Boards & Kits - 8051 Development Kit for C8051F120, F121, F122, F123, F130, F131, F132 & F133 MCUs

Datasheet

12In Stock

$187.15

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F340-GQ
Silicon Labs
1: $31.95
175In Stock
1,250Expected 28/8/2026

Mfr. Part No.
C8051F340-GQ

Mouser Part No
634-C8051F340-GQ

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

Datasheet

175In Stock

1,250Expected 28/8/2026

$31.95

$26.41

$24.94

$22.55

View

Min.: 1
Mult.: 1

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

C8051F353-GM
Silicon Labs
1: $15.44
766In Stock

Mfr. Part No.
C8051F353-GM

Mouser Part No
634-C8051F353-GM

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

Datasheet

766In Stock

$15.44

$12.80

$11.08

$10.64

View

Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

C8051F381-GM
Silicon Labs
1: $9.21
1,000In Stock

Mfr. Part No.
C8051F381-GM

Mouser Part No
634-C8051F381-GM

8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU

Datasheet

1,000In Stock

$9.21

$7.64

$6.57

$6.27

View

Min.: 1
Mult.: 1