8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Results: 572
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Qty. RoHS Mounting Style
Package/Case
Core
Number of I/Os
Data Bus Width
ADC Resolution

Microchip Technology 8-bit Microcontrollers - MCU MCU 8-Bit HI Perform ROMless 3-5V
Datasheet
741In Stock
Min.: 1
Mult.: 1

SMD/SMT PLCC-44 8051 32 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU C51AC2 32kF ADC EEP TQFP44 ind 5V GREEN
Datasheet
872In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 34 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN
Datasheet
1,074In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 34 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader UART GREEN
Datasheet
785In Stock
1,280Expected 2026/06/03
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 34 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind Reel GREEN
Datasheet
426In Stock
Min.: 1
Mult.: 1
: 2,000

SMD/SMT TQFP-44 8051 34 I/O 8 bit
Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind GREEN
Datasheet
638In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 34 I/O 8 bit
Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 16k TQFP44 COM 5V GREEN
Datasheet
428In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 32 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Com 5V GREEN
Datasheet
1,184In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 32 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU C51RD2 64kF TQFP44 3-5.5V Ind. GREEN
Datasheet
267In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 34 I/O 8 bit
Microchip Technology 8-bit Microcontrollers - MCU 20K FLASH - 24MHZ IND TEMP 5V
Datasheet
36In Stock
490On Order
Min.: 1
Mult.: 1

Through Hole PDIP-40 8051 32 I/O 8 bit No ADC

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
636In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-44 8051 36 I/O 8 bit 10 bit

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
748In Stock
Min.: 1
Mult.: 1

SMD/SMT PLCC-44 8051 40 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V
Datasheet
603In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 40 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
Datasheet
2,079In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 36 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 64K ISP Flash
Datasheet
437In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 38 I/O 8 bit 10 bit

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU
Datasheet
193In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 8051 32 I/O 8 bit 8 bit, 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 64KB,10ADC,100Pin MCU
Datasheet
501In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 8051 64 I/O 8 bit 8 bit, 10 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
Datasheet
916In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 8051 17 I/O 8 bit 16 bit

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU
Datasheet
1,963In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-20 8051 17 I/O 8 bit 10 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
Datasheet
719In Stock
1,533Expected 2026/07/17
Min.: 1
Mult.: 1

SMD/SMT QFN-28 8051 20 I/O 8 bit 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
Datasheet
583In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 8051 25 I/O 8 bit 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU
Datasheet
547In Stock
1,911Expected 2026/06/19
Min.: 1
Mult.: 1

SMD/SMT QFN-24 8051 18 I/O 8 bit 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU
Datasheet
1,502In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-24 8051 18 I/O 8 bit 12 bit

Silicon Labs 8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16
Datasheet
2,556In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT SOIC-16 8051 13 I/O 8 bit 12 bit
Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
330In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 32 I/O 8 bit No ADC