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

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
Datasheet
397In Stock
2,500Expected 1/29/2027
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PQFP-48 8051 8 bit 50 MHz 128 kB 8.25 kB 12 bit 40 I/O - 40 C + 125 C AEC-Q100 Tray

Silicon Labs 8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
Datasheet
63In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 25 MHz 32 kB 4.25 kB 10 bit 24 I/O - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
Datasheet
1,318In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 25 MHz 32 kB 4.25 kB 10 bit 24 I/O - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24
Datasheet
996In Stock
Min.: 1
Mult.: 1
: 1,500

8-bit Microcontrollers - MCU SMD/SMT QFN-24 8051 8 bit 25 MHz 32 kB 4.25 kB 10 bit 16 I/O - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 64kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32
Datasheet
1,244In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-32 8051 8 bit 25 MHz 64 kB 4.25 kB 10 bit 24 I/O - 40 C + 85 C Tube

Nuvoton 8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051
Datasheet
785In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT MSOP-10 8051 8 bit 24 MHz 16 kB 1 kB 12 bit 7 I/O - 40 C + 105 C Tube

Nuvoton 8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051
Datasheet
555In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TSSOP-20 8051 8 bit 24 MHz 16 kB 1 kB 12 bit 16 I/O - 40 C + 105 C Tube
Nuvoton 8-bit Microcontrollers - MCU 16KB Flash ROM, 1KB SRAM, 1 CHs of SPI,1T/8051
Datasheet
980In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-20 8051 8 bit 24 MHz 16 kB 1 kB 12 bit 17 I/O - 40 C + 105 C Tray
Nuvoton 8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD
Datasheet
500In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT LQFP-64 8051 8 bit 24 MHz 64 kB 4 kB 12 bit 56 I/O - 40 C + 105 C Tray
Nuvoton 8-bit Microcontrollers - MCU 64KB Flash, 4KB SRAM, 2 CHs of SPI,1T/8051,LCD,TK
Datasheet
155In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT LQFP-48 8051 8 bit 24 MHz 64 kB 4 kB 12 bit 42 I/O - 40 C + 105 C Tray

Nuvoton 8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM
Datasheet
534In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT MSOP-10 8051 8 bit 24 MHz 8 kB 1 kB 12 bit 8 I/O - 40 C + 105 C Tube

Nuvoton 8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM
Datasheet
5,104On Order
Min.: 1
Mult.: 1
: 74

8-bit Microcontrollers - MCU SMD/SMT TSSOP-20 8051 8 bit 24 MHz 16 kB 1 kB 12 bit 18 I/O - 40 C + 105 C Reel, Cut Tape

Nuvoton 8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM
Datasheet
744In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TSSOP-20 8051 8 bit 24 MHz 32 kB 2 kB 12 bit 18 I/O - 40 C + 105 C Tube

Nuvoton 8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM
Datasheet
666In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT LQFP-32 8051 8 bit 24 MHz 32 kB 2 kB 12 bit 30 I/O - 40 C + 105 C Tray
Nuvoton 8-bit Microcontrollers - MCU 32K Bytes Shared with LDROM
Datasheet
975In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-33 8051 8 bit 24 MHz 32 kB 2 kB 12 bit 30 I/O - 40 C + 105 C Tray
Nuvoton 8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM 0.4mm Pitch width
Datasheet
648In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT QFN-20 8051 8 bit 24 MHz 16 kB 1 kB 12 bit 18 I/O - 40 C + 105 C Tray

Nuvoton 8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85
Datasheet
485In Stock
888Expected 4/20/2027
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TSSOP-20 8051 8 bit 16 MHz 18 kB 256 B 12 bit 18 I/O - 40 C + 105 C Tube

Microchip Technology 8-bit Microcontrollers - MCU C51AC2 32K FLASHADC EEP 5V
Datasheet
20In Stock
81Expected 9/11/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT PLCC-44 8051 8 bit 40 MHz 32 kB 1.25 kB 10 bit 34 I/O - 40 C + 85 C Tube
Microchip Technology 8-bit Microcontrollers - MCU LO-VLTG 8K ISP FLASH -16MHZ 2.7-5.5V
Datasheet
176In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 16 MHz 8 kB 256 B No ADC 32 I/O - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL
Datasheet
60In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 20 MHz 32 kB 4.25 kB 10 bit 38 I/O - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
144In Stock
1,600Expected 12/11/2026
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT TQFP-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 36 I/O - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
30In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT VQFN-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 36 I/O - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805124K ISP Flash,2.4-5.5V
Datasheet
209In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT LQFP-44 8051 8 bit 20 MHz 24 kB 256 B 10 bit 40 I/O - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
5In Stock
Min.: 1
Mult.: 1

8-bit Microcontrollers - MCU SMD/SMT LQFP-44 8051 8 bit 20 MHz 64 kB 256 B 10 bit 40 I/O - 40 C + 85 C Tray
Microchip Technology RF System on a Chip - SoC Bluetooth BLE IC, 4x4mm, Industrial Temp
Datasheet
488In Stock
Min.: 1
Mult.: 1

RF System on a Chip - SoC SMD/SMT QFN-32 8051 8 bit 32 MHz 256 kB 24 kB 12 bit 15 I/O - 40 C + 85 C Tray