8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Product Type
Mounting Style
Package / Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Packaging
Microchip Technology 8-bit Microcontrollers - MCU C5130A 32K Flash USB
Datasheet
130In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 48 MHz 32 kB 1 kB No ADC 34 I/O - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU C5131A 32K Flash USB Ind 3V
Datasheet
21In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT SOIC-28 8051 8 bit 48 MHz 32 kB 1 kB No ADC 18 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU C51-CAN Bootloader CAN
Datasheet
28In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-28 8051 8 bit 40 MHz 16 kB 512 B 10 bit 20 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU CTRL Bootloader CAN
Datasheet
43In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT SOIC-28 8051 8 bit 40 MHz 16 kB 512 B 10 bit 20 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU CTRL Bootloader UART
Datasheet
13In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-28 8051 8 bit 40 MHz 16 kB 512 B 10 bit 20 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU CTRL Boodloader UART
Datasheet
54In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT SOIC-28 8051 8 bit 40 MHz 16 kB 512 B 10 bit 20 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT
Datasheet
11In Stock
108On Order
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-44 8051 8 bit 60 MHz 64 kB 2 kB 10 bit 36 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V
Datasheet
63In Stock
240Expected 9/4/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Through Hole PDIP-40 8051 8 bit 60 MHz 32 kB 1.25 kB No ADC 32 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU C51RC2 32K FLASH 5V Com
Datasheet
151In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-44 8051 8 bit 60 MHz 32 kB 1.25 kB No ADC 32 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20K FLASH - 24MHZ
Datasheet
61In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 24 MHz 20 kB 256 B No ADC 32 I/O - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU SINGLE CYCLE 2K FLASH-20MHZ 2.4-5.5V
Datasheet
8In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TSSOP-20 8051 8 bit 20 MHz 2 kB 256 B 15 I/O - 40 C + 85 C Tube

Microchip Technology 8-bit Microcontrollers - MCU SINGLE CYCLE 4K FLASH-20MHZ 2.4-5.5V
Datasheet
254In Stock
1,134On Order
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Through Hole PDIP-20 8051 8 bit 20 MHz 4 kB 256 B No ADC 15 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC
Datasheet
504In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT SOIC-20 8051 8 bit 24 MHz 2 kB 256 B No ADC 15 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU MCU 8-BIT AT80 CISC ROMless 3-5V
Datasheet
192In Stock
300Expected 9/10/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Through Hole PDIP-40 8051 8 bit 40 MHz 0 B 1.25 kB No ADC 32 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64kF TQFP44 3-5.5V Ind Reel GREEN
Datasheet
401In Stock
Min.: 1
Mult.: 1
: 2,000

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 60 MHz 64 kB 2 kB 34 I/O - 40 C + 85 C Reel, Cut Tape
Microchip Technology 8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
Datasheet
130In Stock
480Expected 10/23/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 20 MHz 4 kB 256 B No ADC 36 I/O - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
143In Stock
135On Order
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 40 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
89In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU Through Hole PDIP-40 8051 8 bit 20 MHz 64 kB 256 B 10 bit 40 I/O - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
18In Stock
1,250Expected 9/2/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-48 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 40 I/O - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU
Datasheet
97In Stock
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-28 8051 8 bit 50 MHz 8 kB 768 B 24 bit 17 I/O - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)
Datasheet
90In Stock
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 25 I/O - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
Datasheet
208In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 48 MHz 32 kB 2.3 kB 25 I/O - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
Datasheet
72In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-20 8051 8 bit 50 MHz 16 kB 1 kB 10 bit 17 I/O - 40 C + 105 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20
Datasheet
559In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-20 8051 8 bit 25 MHz 8 kB 512 B 12 bit 16 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs RF System on a Chip - SoC SoC RF transmitter with 8051
Datasheet
244In Stock
Min.: 1
Mult.: 1
: 2,500

RF System on a Chip - SoC SMD/SMT SOIC-14 8051 24 MHz 4 kB 9 I/O - 40 C + 85 C Reel, Cut Tape