8051 Core 8-bit Microcontrollers - MCU

Results: 685
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (DKK) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Core
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
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
Datasheet
768In Stock
Min.: 1
Mult.: 1

8051 128 kB 8.25 kB QFN-48 24 MHz 12 bit 40 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F580 AEC-Q100 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,32Pin MCU
Datasheet
608In Stock
Min.: 1
Mult.: 1

8051 8 kB 768 B LQFP-32 50 MHz 24 bit 17 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F350 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
1.078In Stock
Min.: 1
Mult.: 1

8051 64 kB 4.25 kB LQFP-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F381 Tray

Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-64k-ADC-LQFP32
Datasheet
1.280In Stock
Min.: 1
Mult.: 1
Reel: 500

8051 64 kB 4.25 kB LQFP-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F381 Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
Datasheet
496In Stock
1.250Expected 20/03/2026
Min.: 1
Mult.: 1

8051 16 kB 2.31 kB LQFP-32 50 MHz 12 bit 24 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F412 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
Datasheet
294In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

8051 16 kB 2.31 kB LQFP-32 50 MHz 12 bit 24 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F412 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, DFN10
Datasheet
2.359In Stock
Min.: 1
Mult.: 1

8051 8 kB 256 B QFN-20 25 MHz 12 bit 6 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F521A Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU
Datasheet
511In Stock
Min.: 1
Mult.: 1

8051 32 kB 2.25 kB QFP-32 50 MHz 12 bit 25 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F560 AEC-Q100 Tray
Microchip Technology 8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 3V GREEN
Datasheet
160In Stock
Min.: 1
Mult.: 1

8051 32 kB 1.25 kB TQFP-44 60 MHz No ADC 34 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
Datasheet
534In Stock
Min.: 1
Mult.: 1

8051 4 kB 128 B SOIC-20 24 MHz No ADC 15 I/O 4 V 6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V
Datasheet
34In Stock
555On Order
Min.: 1
Mult.: 1

8051 4 kB 128 B SOIC-20 12 MHz No ADC 15 I/O 2.7 V 6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU C5130A 32K Flash USB
Datasheet
155In Stock
Min.: 1
Mult.: 1

8051 32 kB 1 kB QFN-32 48 MHz No ADC 34 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tray

Microchip Technology 8-bit Microcontrollers - MCU C5131A 32K Flash USB Ind 3V
Datasheet
34In Stock
Min.: 1
Mult.: 1

8051 32 kB 1 kB SOIC-28 48 MHz No ADC 18 I/O 3 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

Microchip Technology 8-bit Microcontrollers - MCU C51-CAN Bootloader CAN
Datasheet
68In Stock
Min.: 1
Mult.: 1

8051 16 kB 512 B PLCC-28 40 MHz 10 bit 20 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

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

8051 16 kB 512 B SOIC-28 40 MHz 10 bit 20 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

Microchip Technology 8-bit Microcontrollers - MCU CTRL Bootloader UART
Datasheet
127In Stock
Min.: 1
Mult.: 1

8051 16 kB 512 B PLCC-28 40 MHz 10 bit 20 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

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

8051 16 kB 512 B SOIC-28 40 MHz 10 bit 20 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT
Datasheet
4In Stock
Min.: 1
Mult.: 1

8051 64 kB 2 kB VQFP-64 60 MHz 10 bit 36 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tray

Microchip Technology 8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V - 24MHZ 5V
Datasheet
275In Stock
Min.: 1
Mult.: 1

8051 32 kB 512 B PLCC-44 24 MHz No ADC 32 I/O 4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube

Microchip Technology 8-bit Microcontrollers - MCU 32kB Flash 1280B RAM 2.7V-5.5V
Datasheet
4In Stock
Min.: 1
Mult.: 1

8051 32 kB 1.25 kB PLCC-44 60 MHz No ADC 32 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU 20K FLASH - 24MHZ
Datasheet
61In Stock
Min.: 1
Mult.: 1

8051 20 kB 256 B TQFP-44 24 MHz No ADC 32 I/O 4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C AT89C55WD Tray

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

8051 2 kB 256 B TSSOP-20 20 MHz 15 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89LP Tube
Microchip Technology 8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V
Datasheet
188In Stock
Min.: 1
Mult.: 1

8051 8 kB 256 B TQFP-44 16 MHz No ADC 32 I/O 2.7 V 4 V SMD/SMT 8 bit - 40 C + 85 C 89LS Tray
Microchip Technology 8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
Datasheet
63In Stock
Min.: 1
Mult.: 1

8051 32 kB 4.25 kB TQFP-44 20 MHz 10 bit 38 I/O 2.4 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
Datasheet
705In Stock
Min.: 1
Mult.: 1

8051 4 kB 256 B TQFP-44 20 MHz No ADC 36 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray