8051 Core Microcontrollers - MCU

Types of Microcontrollers - MCU
Change category view
Results: 712
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package/Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Maximum Operating Temperature
Qualification
Packaging
Nuvoton 8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051
Datasheet
490Expected 25/03/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-33 8051 8 bit 24 MHz 32 kB 2 kB 12 bit 28 I/O 1.8 V 5.5 V + 105 C Tray
Nuvoton 8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD
Datasheet
500Expected 25/03/2026
Min.: 1
Mult.: 1

SMD/SMT LQFP-64 8051 8 bit 24 MHz 64 kB 4 kB 12 bit 56 I/O 1.8 V 3.6 V + 105 C Tray

Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed Microcontroller
Datasheet
500Factory Stock Available
More Info Available
Min.: 500
Mult.: 500
Reel: 500

SMD/SMT PLCC-44 8051 8 bit 25 MHz 64 kB 256 B No ADC 32 I/O 4 V 5.5 V + 70 C Reel
Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
32,179Factory Stock Available
More Info Available
Min.: 96
Mult.: 96

SMD/SMT TQFP-44 8051 8 bit 25 MHz 64 kB 256 B No ADC 32 I/O 4.5 V 5.5 V + 70 C Tray

Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
27,000Factory Stock Available
More Info Available
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

SMD/SMT PLCC-44 8051 8 bit 25 MHz 64 kB 256 B No ADC 32 I/O 4.5 V 5.5 V + 70 C Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
30,000Factory Stock Available
More Info Available
Min.: 500
Mult.: 500
Reel: 500

SMD/SMT PLCC-44 8051 8 bit 33 MHz 64 kB 256 B No ADC 32 I/O 4.5 V 5.5 V + 70 C Reel
Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
868Factory Stock Available
More Info Available
Min.: 160
Mult.: 160

SMD/SMT TQFP-44 8051 8 bit 18 MHz 64 kB 256 B No ADC 32 I/O 2.7 V 5.5 V + 85 C Tray

Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers
Datasheet
1,500Factory Stock Available
More Info Available
Min.: 500
Mult.: 500
Reel: 500

SMD/SMT PLCC-44 8051 8 bit 33 MHz 16 kB 1 kB No ADC 32 I/O 4.5 V 5.5 V + 85 C Reel
Microchip Technology 8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V
Datasheet
Non-Stocked Lead-Time 7 Weeks
Min.: 160
Mult.: 160

SMD/SMT VQFP-64 8051 8 bit 60 MHz 64 kB 2 kB 10 bit 36 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU CAN/C51 Boot CAN
Datasheet
Lead-Time 7 Weeks
Min.: 1
Mult.: 1

SMD/SMT VQFP-32 8051 8 bit 40 MHz 16 kB 512 B 10 bit 20 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU LPC/CAN/C51 BootUA IND
Datasheet
Non-Stocked Lead-Time 7 Weeks
Min.: 250
Mult.: 250

SMD/SMT VQFP-32 8051 8 bit 40 MHz 16 kB 512 B 20 I/O 3 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind
Datasheet
Non-Stocked Lead-Time 7 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

SMD/SMT LQFP-64 8051 8 bit 60 MHz 64 kB 2 kB No ADC 32 I/O 2.7 V 5.5 V Reel

Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 500
Mult.: 500
Reel: 500

SMD/SMT PLCC-44 8051 8 bit 60 MHz 64 kB 2 kB No ADC 32 I/O 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V
Datasheet
Lead-Time 4 Weeks
Min.: 1
Mult.: 1

Through Hole PDIP-40 8051 8 bit 16 MHz 8 kB 256 B No ADC 32 I/O 2.7 V 4 V + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU 8-bit 16K Flash C5130A USB
Datasheet
Non-Stocked Lead-Time 7 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

SMD/SMT VQFP-64 8051 8 bit No ADC 2.7 V 5.5 V Reel
Microchip Technology 8-bit Microcontrollers - MCU 32K Flash 3V USB
Datasheet
Non-Stocked Lead-Time 6 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

SMD/SMT SOIC-28 8051 8 bit 48 MHz 32 kB 1 kB No ADC 18 I/O 2.7 V 5.5 V + 85 C Reel
Microchip Technology 8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 720
Mult.: 720

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

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
Lead-Time 8 Weeks
Min.: 1
Mult.: 1

SMD/SMT LQFP-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 36 I/O 2.4 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Sngle-Cycle 8051 32K ISP Flsh,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 8051 8 bit 20 MHz 32 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 320
Mult.: 320

SMD/SMT TQFP-44 8051 8 bit 20 MHz 24 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 8051 8 bit 20 MHz 24 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 8051 8 bit 20 MHz 32 kB 256 B 10 bit 40 I/O 2.4 V 5.5 V + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V
Datasheet
Non-Stocked Lead-Time 4 Weeks
Min.: 320
Mult.: 320

SMD/SMT LQFP-44 8051 8 bit 20 MHz 64 kB 256 B + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 360
Mult.: 360

SMD/SMT VQFN-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 36 I/O 2.4 V 5.5 V + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 720
Mult.: 720

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