8051 microcontroller 8-bit Microcontrollers - MCU

Results: 556
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 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 995In Stock
1.500Expected 30/11/2026
Cut Tape
18,28 kr.
13,58 kr.
12,46 kr.
11,19 kr.
Reel
10,07 kr.
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 64 kB 4.35 kB QFN-24 50 MHz 10 bit, 12 bit 20 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU 2In Stock
10,29 kr.
7,53 kr.
6,80 kr.
6,05 kr.
Min.: 1
Mult.: 1
CIP-51 8051 4 kB 512 B QFN-20 25 MHz 12 bit 16 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 959In Stock
7,53 kr.
5,86 kr.
5,21 kr.
4,69 kr.
Min.: 1
Mult.: 1
16 kB 512 B SOIC-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C BB50 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU 1.076In Stock
28,87 kr.
19,10 kr.
16,19 kr.
14,85 kr.
Min.: 1
Mult.: 1
CIP-51 8051 64 kB 4.25 kB QFN-32 25 MHz 10 bit 24 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8SB Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU 408In Stock
4.500Expected 27/11/2026
Cut Tape
10,82 kr.
8,43 kr.
7,45 kr.
6,80 kr.
Reel
5,81 kr.
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 8 kB 512 B QFN-20 25 MHz 12 bit 16 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU 2.182In Stock
11,71 kr.
7,53 kr.
6,67 kr.
5,48 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 3.126In Stock
12,23 kr.
10,37 kr.
9,10 kr.
8,58 kr.
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.3 kB QSOP-24 50 MHz 12 bit 21 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 2.499In Stock
Cut Tape
6,16 kr.
4,43 kr.
3,99 kr.
3,51 kr.
Reel
2,91 kr.
Min.: 1
Mult.: 1
: 2.500
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 1.498In Stock
Cut Tape
21,34 kr.
15,89 kr.
14,55 kr.
13,06 kr.
Reel
11,12 kr.
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 16 kB 2.25 kB QFN-20 50 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 AEC-Q100 Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 294In Stock
6,35 kr.
4,57 kr.
4,12 kr.
3,62 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Infineon Technologies 8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V 186In Stock
61,84 kr.
48,12 kr.
42,60 kr.
40,88 kr.
Min.: 1
Mult.: 1
8051 32 kB 4 kB QFN-48 50 MHz 12 bit 29 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3245 Tray
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 1.016In Stock
7.500On Order
Cut Tape
5,97 kr.
4,29 kr.
3,87 kr.
3,40 kr.
Reel
3,04 kr.
Min.: 1
Mult.: 1
: 2.500
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 3.254In Stock
11,26 kr.
9,47 kr.
8,36 kr.
7,76 kr.
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.3 kB QFN-20 50 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU 402In Stock
8,21 kr.
6,41 kr.
6,09 kr.
4,60 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB TSSOP-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 2.983In Stock
21,56 kr.
17,01 kr.
15,22 kr.
13,95 kr.
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.25 kB QFN-20 50 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 234In Stock
5,90 kr.
4,70 kr.
3,35 kr.
3,20 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 352In Stock
5,33 kr.
4,57 kr.
4,02 kr.
3,60 kr.
Min.: 1
Mult.: 1
4 kB 512 B QFN-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU 20In Stock
16,34 kr.
12,16 kr.
11,04 kr.
9,85 kr.
Min.: 1
Mult.: 1
CIP-51 8051 8 kB 512 B 25 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB1 AEC-Q100 Tube
Infineon Technologies 8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V 33In Stock
72,36 kr.
56,32 kr.
51,10 kr.
41,10 kr.
Min.: 1
Mult.: 1
8051 16 kB 2 kB TQFP-100 50 MHz 12 bit 70 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C3244 Tray
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 194In Stock
7,31 kr.
5,29 kr.
4,76 kr.
4,19 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 151In Stock
6,93 kr.
5,01 kr.
4,51 kr.
3,96 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU 606In Stock
7,68 kr.
6,54 kr.
5,74 kr.
5,13 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-32 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU 1.235In Stock
7,45 kr.
5,28 kr.
5,11 kr.
4,64 kr.
Min.: 1
Mult.: 1
CIP-51 8051 8 kB 512 B SOIC-16 25 MHz 12 bit 13 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8BB1 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 617In Stock
Cut Tape
15,44 kr.
11,41 kr.
10,37 kr.
9,33 kr.
Reel
7,98 kr.
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 32 kB 2.3 kB QFN-24 50 MHz 10 bit, 12 bit 20 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU 1.045In Stock
2.200On Order
6,16 kr.
4,30 kr.
3,86 kr.
3,37 kr.
Min.: 1
Mult.: 1
16 kB 1.28 kB QFN-32 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Cut Tape