8051 Core 8-bit Microcontrollers - MCU

Results: 488
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

Nuvoton 8-bit Microcontrollers - MCU 16K Bytes Shared with LDROM
Datasheet
5.276In Stock
Cut Tape
12,01 kr.
7,31 kr.
6,15 kr.
Reel
6,15 kr.
4,66 kr.
View
Min.: 1
Mult.: 1
: 74
8051 16 kB 1 kB TSSOP-20 24 MHz 12 bit 18 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 105 C Reel, Cut Tape

Microchip Technology 8-bit Microcontrollers - MCU 20 PINS 2K FLASH 12MHZ 2.7 - 5.5V
Datasheet
842In Stock
13,35 kr.
12,23 kr.
11,04 kr.
Min.: 1
Mult.: 1
8051 2 kB 128 B PDIP-20 12 MHz No ADC 15 I/O 2.7 V 6 V Through Hole 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU C5130A 32K Flash
Datasheet
775In Stock
49,83 kr.
45,73 kr.
41,33 kr.
Min.: 1
Mult.: 1
8051 32 kB 1 kB VQFP-64 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 CAN-STICK Bootloader UART IND
Datasheet
937In Stock
999Expected 09/11/2026
61,40 kr.
56,17 kr.
50,95 kr.
Min.: 1
Mult.: 1
8051 32 kB 1.2 kB PLCC-44 40 MHz 10 bit 34 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz
Datasheet
3.659In Stock
13,50 kr.
12,38 kr.
11,26 kr.
Min.: 1
Mult.: 1
8051 4 kB 128 B TQFP-44 24 MHz No ADC 32 I/O 4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89S Tray
Microchip Technology 8-bit Microcontrollers - MCU CAN TQFP44 TRAY I. Bootloader CAN GREEN
Datasheet
762In Stock
58,19 kr.
53,34 kr.
48,34 kr.
Min.: 1
Mult.: 1
8051 32 kB 1.25 kB TQFP-44 40 MHz 10 bit 34 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
676In Stock
36,18 kr.
33,05 kr.
29,99 kr.
Min.: 1
Mult.: 1
8051 64 kB 256 B LQFP-44 20 MHz 10 bit 36 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray

Microchip Technology 8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Datasheet
267In Stock
38,72 kr.
37,75 kr.
Min.: 1
Mult.: 1
8051 64 kB 256 B LQFP-44 20 MHz 10 bit 36 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Microchip Technology 8-bit Microcontrollers - MCU Single-Cycle 805132K ISP Flash,2.4-5.5V
Datasheet
468In Stock
27,30 kr.
25,07 kr.
22,68 kr.
Min.: 1
Mult.: 1
8051 32 kB 256 B TQFP-44 20 MHz 10 bit 40 I/O 2.4 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU
Datasheet
355In Stock
3.000Expected 27/11/2026
Cut Tape
79,30 kr.
63,19 kr.
57,22 kr.
53,49 kr.
View
Reel
46,63 kr.
MouseReel Available
Min.: 1
Mult.: 1
: 2.500
8051 16 kB 1.25 kB QFN-28 25 MHz 10 bit 25 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F311 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
Datasheet
337In Stock
1.500On Order
Cut Tape
90,19 kr.
73,56 kr.
67,44 kr.
63,34 kr.
View
Reel
56,17 kr.
MouseReel Available
Min.: 1
Mult.: 1
: 2.500
8051 32 kB 2.25 kB QFN-28 50 MHz 12 bit 20 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F411 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
415In Stock
1.533Expected 18/06/2027
46,55 kr.
35,96 kr.
33,20 kr.
30,29 kr.
View
Min.: 1
Mult.: 1
8051 64 kB 4.25 kB QFN-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F381 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
Datasheet
1.052In Stock
1.533Expected 04/11/2026
86,69 kr.
71,17 kr.
64,90 kr.
61,32 kr.
View
Min.: 1
Mult.: 1
8051 32 kB 2.31 kB QFN-28 50 MHz 12 bit 20 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F411 Tube
Microchip Technology 8-bit Microcontrollers - MCU 20 PINS UART 2K FLASH-2MHZ 4V-5.5V
Datasheet
59In Stock
9,70 kr.
8,95 kr.
8,06 kr.
Min.: 1
Mult.: 1
8051 2 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 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
Datasheet
515In Stock
9,55 kr.
8,80 kr.
7,91 kr.
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 C5130A 32K Flash USB
Datasheet
130In Stock
48,49 kr.
44,46 kr.
40,28 kr.
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
20In Stock
67,81 kr.
62,29 kr.
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
28In Stock
55,13 kr.
50,58 kr.
45,80 kr.
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
52,44 kr.
48,12 kr.
43,72 kr.
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
13In Stock
55,13 kr.
50,58 kr.
45,80 kr.
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 CAN C51 64K FLASH CAN BOOT
Datasheet
70In Stock
81Expected 20/11/2026
74,30 kr.
68,26 kr.
61,69 kr.
Min.: 1
Mult.: 1
8051 64 kB 2 kB PLCC-44 60 MHz 10 bit 36 I/O 3 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89C Tube
Microchip Technology 8-bit Microcontrollers - MCU C51RB2 FLASH 5V 16k ind
Datasheet
178In Stock
480Expected 25/11/2026
48,12 kr.
44,16 kr.
39,99 kr.
Min.: 1
Mult.: 1
8051 16 kB 1.25 kB PDIP-40 60 MHz No ADC 32 I/O 2.7 V 5.5 V Through Hole 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
62,07 kr.
56,85 kr.
51,40 kr.
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
313In Stock
20,29 kr.
18,80 kr.
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 2K FLASH 24MHZ SOIC
Datasheet
4In Stock
16,71 kr.
15,37 kr.
13,95 kr.
Min.: 1
Mult.: 1
8051 2 kB 256 B SOIC-20 24 MHz No ADC 15 I/O 2.7 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C 89S Tube