8051 microcontroller Microcontrollers - MCU

Results: 534
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS Mounting Style Package/Case Core Program Memory Size Data Bus Width ADC Resolution Maximum Clock Frequency Number of I/Os Data RAM Size Supply Voltage - Min Supply Voltage - Max Minimum Operating Temperature Maximum Operating Temperature Qualification Packaging
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 874In Stock
Cut Tape
£0.721
£0.519
£0.467
£0.41
Reel
£0.34
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Reel, 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
£0.623
£0.534
£0.471
£0.421
Min.: 1
Mult.: 1
SMD/SMT QFN-16 4 kB 8 bit 12 bit 50 MHz 12 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C 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
£0.743
£0.535
£0.482
£0.423
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 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
£0.899
£0.766
£0.672
£0.601
Min.: 1
Mult.: 1
SMD/SMT QFN-32 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU 980In Stock
Cut Tape
£2.28
£1.69
£1.55
£1.39
Reel
£1.18
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 CIP-51 8051 32 kB 8 bit 10 bit/12 bit/14 bit 72 MHz 20 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
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
£0.698
£0.502
£0.453
£0.398
Reel
£0.356
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 5In Stock
2,500Expected 17/09/2027
Cut Tape
£2.01
£1.48
£1.36
£1.21
£1.20
Reel
£1.01
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 CIP-51 8051 64 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 4.35 kB 2.2 V 3.6 V - 40 C + 85 C Reel, Cut Tape
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
£0.96
£0.75
£0.713
£0.539
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 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
£0.811
£0.586
£0.527
£0.464
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C 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 722In Stock
400On Order
£0.728
£0.559
£0.545
£0.486
Min.: 1
Mult.: 1
SMD/SMT QFN-32 16 kB 12 bit 29I/O 1.28 kB 1.8 V 5.5 V - 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 194In Stock
£0.856
£0.619
£0.557
£0.491
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU 388In Stock
500Expected 15/01/2027
Cut Tape
£2.98
£2.22
£2.03
£1.82
Reel
£1.68
Min.: 1
Mult.: 1
: 500
SMD/SMT QFP-32 CIP-51 8051 64 kB 8 bit 10 bit/12 bit/14 bit 72 MHz 28 I/O 4.25 kB 2.2 V 3.6 V - 40 C + 105 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 1,000In Stock
Cut Tape
£0.766
£0.552
£0.497
£0.437
Reel
£0.362
Min.: 1
Mult.: 1
: 3,000
SMD/SMT QFN-16 16 kB 8 bit 12 bit 50 MHz 12 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 659In Stock
Cut Tape
£1.81
£1.34
£1.21
£1.09
Reel
£0.934
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 CIP-51 8051 32 kB 8 bit 10 bit, 12 bit 50 MHz 20 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 125 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 71In Stock
£0.691
£0.553
£0.497
£0.418
Min.: 1
Mult.: 1
SMD/SMT QFN-16 16 kB 8 bit 12 bit 50 MHz 12 I/O 512 B 1.8 V 5.5 V - 40 C + 125 C 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 297In Stock
£0.751
£0.592
£0.565
£0.437
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU 100In Stock
£0.766
£0.552
£0.497
£0.437
Min.: 1
Mult.: 1
SMD/SMT QFN-12 16 kB 8 bit 12 bit 50 MHz 9 I/O 512 B 1.8 V 5.5 V - 40 C + 125 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 979In Stock
2,500Expected 14/05/2027
Cut Tape
£1.42
£1.15
£0.995
£0.943
Reel
£0.748
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 CIP-51 8051 16 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 1,432In Stock
£1.32
£1.12
£0.986
£0.934
Min.: 1
Mult.: 1
SMD/SMT QFN-32 CIP-51 8051 16 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 2,500In Stock
Cut Tape
£2.30
£1.71
£1.56
£1.41
Reel
£1.20
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 CIP-51 8051 64 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 4.35 kB 2.2 V 3.6 V - 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 16 GPIO BB5 8-bit MCU 1,452In Stock
£0.803
£0.636
£0.585
£0.539
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape

Nuvoton 8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85 1,207In Stock
£0.623
£0.533
£0.455
£0.429
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 8051 18 kB 8 bit 12 bit 16 MHz 18 I/O 256 B 2.4 V 5.5 V - 40 C + 105 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU 105In Stock
7,500Expected 08/01/2027
Cut Tape
£2.03
£1.71
£1.50
£1.42
Reel
£1.20
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-28 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 22 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 85 C Reel, 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 146In Stock
£0.89
£0.652
£0.59
£0.521
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU 110In Stock
£1.94
£1.63
£1.34
£1.22
£1.20
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 13 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 85 C Tube