8051 Core Embedded Processors & Controllers

Types of Embedded Processors & Controllers
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Results: 552
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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
Number of I/Os
Data Bus Width
ADC Resolution
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
Datasheet
1,592Expected 8/26/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-24 8051 21 I/O 8 bit 10 bit

Silicon Labs 8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16
Datasheet
3,674Expected 9/15/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

SMD/SMT SOIC-16 8051 13 I/O 8 bit 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU
Datasheet
1,498On Order
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 8051 16 I/O 8 bit 12 bit

Silicon Labs 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20
Datasheet
6,694Expected 1/1/2027
Min.: 1
Mult.: 1

SMD/SMT TSSOP-20 8051 16 I/O 8 bit 12 bit
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
480Expected 11/19/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-44 8051 40 I/O 8 bit 10 bit
Silicon Labs 8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM)
Datasheet
3,000Expected 11/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-11 8051 8 I/O 8 bit No ADC

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB LFO 8-bit MCU
Datasheet
1,911Expected 10/16/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-20 8051 17 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-2MHZ 4V-5.5V
Datasheet
110Expected 9/9/2026
Min.: 1
Mult.: 1

SMD/SMT SOIC-20 8051 15 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 12MHZ 4V-5.5V
Datasheet
552On Order
Min.: 1
Mult.: 1

SMD/SMT SOIC-20 8051 15 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
140On Order
Min.: 1
Mult.: 1

Through Hole PDIP-40 8051 40 I/O 8 bit 10 bit

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 8051 8K ISP Flash MCU
Datasheet
130Expected 10/22/2026
Min.: 1
Mult.: 1

SMD/SMT PLCC-44 8051 36 I/O 8 bit No ADC

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU
Datasheet
425Expected 10/30/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 8051 64 I/O 8 bit 8 bit, 12 bit

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU
Datasheet
246Expected 9/8/2026
Min.: 1
Mult.: 1
: 250

SMD/SMT TQFP-100 8051 64 I/O 8 bit 10 bit

Silicon Labs 8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)
Datasheet
1,500Expected 10/16/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-20 8051 17 I/O 8 bit No ADC

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V 8-bit MCU
Datasheet
1,551Expected 1/1/2027
Min.: 1
Mult.: 1

SMD/SMT TSSOP-20 8051 16 I/O 8 bit 12 bit
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
Datasheet
810Expected 1/29/2027
Min.: 1
Mult.: 1

SMD/SMT QFN-48 8051 40 I/O 8 bit 12 bit

Nuvoton 8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051
Datasheet
499Expected 3/24/2027
Min.: 1
Mult.: 1

SMD/SMT LQFP-32 8051 28 I/O 8 bit 12 bit
Nuvoton 8-bit Microcontrollers - MCU 32KB Flash ROM, 2KB SRAM, 2 CHs of SPI,1T/8051
Datasheet
490Expected 3/26/2027
Min.: 1
Mult.: 1

SMD/SMT QFN-33 8051 28 I/O 8 bit 12 bit
Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU High-Speed/Low-Power Microcontrollers
Datasheet
30Expected 9/3/2026
Min.: 1
Mult.: 1
Max.: 30

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

Analog Devices / Maxim Integrated 8-bit Microcontrollers - MCU Ultra-High-Speed Flash Microcontrollers
Datasheet
30Expected 10/19/2026
Min.: 1
Mult.: 1
Max.: 30

SMD/SMT PLCC-44 8051 32 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU C51AC3 64K FLASHADC EEP 5V
Datasheet
Lead-Time 8 Weeks
Min.: 1
Mult.: 1

SMD/SMT VQFP-64 8051 36 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU LPC/CAN/C51 BootUA IND
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 250
Mult.: 250

SMD/SMT VQFP-32 8051 20 I/O 8 bit
Microchip Technology 8-bit Microcontrollers - MCU CAN C51 64K FLASH CAN BOOT
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1
Mult.: 1

SMD/SMT VQFP-64 8051 36 I/O 8 bit 10 bit
Microchip Technology 8-bit Microcontrollers - MCU C51ED2 64K FLASH 3-5.5V Ind
Datasheet
Non-Stocked Lead-Time 9 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

SMD/SMT LQFP-64 8051 32 I/O 8 bit No ADC
Microchip Technology 8-bit Microcontrollers - MCU 64kB Flash 2048B RAM 2.7V-5.5V
Datasheet
Non-Stocked Lead-Time 8 Weeks
Min.: 160
Mult.: 160

SMD/SMT VQFP-64 8051 50 I/O 8 bit No ADC