Silicon Labs Microcontrollers - MCU

Results: 1,093
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 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU 1,919In Stock
£6.95
£5.39
£4.99
£4.56
Min.: 1
Mult.: 1
SMD/SMT QFN-24 8051 32 kB 8 bit 12 bit 50 MHz 18 I/O 2.25 kB 1.8 V 5.25 V - 40 C + 125 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V 8-bit MCU Non-Stocked Lead-Time 12 Weeks
£6.51
£5.40
£4.58
£4.39
Min.: 1
Mult.: 1
SMD/SMT QFN-24 8051 32 kB 8 bit 12 bit 50 MHz 18 I/O 2.25 kB 1.8 V 5.25 V - 40 C + 125 C AEC-Q100 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU 225In Stock
£2.25
£1.68
£1.53
£1.37
Min.: 1
Mult.: 1
SMD/SMT SOIC-16 8051 8 kB 8 bit 12 bit 25 MHz 13 I/O 512 B 2.2 V 3.6 V - 40 C + 85 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 3,254In Stock
£1.32
£1.11
£0.978
£0.908
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 16 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 125 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU 4,899In Stock
7,500On Order
Cut Tape
£1.49
£1.10
£1.00
£0.89
Reel
£0.766
Min.: 1
Mult.: 1
: 2,500
SMD/SMT CSP-16 CIP-51 8051 8 kB 8 bit 12 bit 25 MHz 13 I/O 256 B 3.6 V 2.2 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB 8-bit MCU 355In Stock
3,000Expected 27/11/2026
Cut Tape
£9.28
£7.39
£6.70
£6.26
Reel
£5.46
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-28 8051 16 kB 8 bit 10 bit 25 MHz 25 I/O 1.25 kB 2.7 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 1,837In Stock
Cut Tape
£10.55
£8.61
£7.89
£7.41
Reel
£6.57
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-28 8051 32 kB 8 bit 12 bit 50 MHz 20 I/O 2.25 kB 2 V 5.25 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 2,120In Stock
Cut Tape
£2.76
£1.86
£1.73
£1.50
Reel
£1.16
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 CIP-51 8051 64 kB 8 bit 10 bit, 12 bit 50 MHz 20 I/O 4.35 kB 2.2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 1,148In Stock
Cut Tape
£2.01
£1.48
£1.36
£1.21
Reel
£1.05
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 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 5,887In Stock
£1.90
£1.60
£1.40
£1.31
Min.: 1
Mult.: 1
SMD/SMT QFN-24 CIP-51 8051 64 kB 8 bit 10 bit, 12 bit 50 MHz 20 I/O 4.35 kB 2.2 V 3.6 V - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 947In Stock
4,900On Order
£2.10
£1.65
£1.48
£1.36
Min.: 1
Mult.: 1
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 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 993In Stock
1,500Expected 30/11/2026
Cut Tape
£2.14
£1.59
£1.46
£1.31
Reel
£1.18
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 CIP-51 8051 64 kB 8 bit 10 bit, 12 bit 50 MHz 20 I/O 4.35 kB 2.2 V 3.6 V - 40 C + 125 C Reel, Cut Tape, MouseReel
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 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 1,517In Stock
£2.30
£1.72
£1.57
£1.41
Min.: 1
Mult.: 1
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 Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M0+ 48 MHz 128 kB flash 32 kB RAM MCU 860In Stock
Cut Tape
£4.21
£3.20
£2.95
£2.67
Reel
£2.44
Min.: 1
Mult.: 1
: 1,000
SMD/SMT QFP-48 ARM Cortex M0+ 128 kB 32 bit 12 bit 48 MHz 37 I/O 32 kB 1.8 V 3.8 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 12,398In Stock
Cut Tape
£0.834
£0.711
£0.623
£0.572
Reel
£0.404
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 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU 4,000In Stock
Cut Tape
£0.834
£0.602
£0.542
£0.477
Reel
£0.395
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 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 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 2,983In Stock
£2.52
£1.99
£1.78
£1.63
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 16 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 125 C AEC-Q100 Tube

Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB MCU 1,640In Stock
Cut Tape
£3.83
£2.91
£2.65
£2.39
£2.31
Reel
£2.03
Min.: 1
Mult.: 1
: 3,000
SMD/SMT QFN-32 ARM Cortex M0+ 64 kB 32 bit 12 bit 25 MHz 22 I/O 8 kB 1.98 V 3.8 V - 40 C + 85 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB USB MCU 504In Stock
1,000Expected 05/02/2027
Cut Tape
£4.58
£3.49
£3.21
£2.92
£2.86
Reel
£2.43
Min.: 1
Mult.: 1
: 1,000
SMD/SMT TQFP-48 ARM Cortex M0+ 64 kB 32 bit 12 bit 25 MHz 35 I/O 8 kB 1.98 V 3.8 V - 40 C + 85 C Reel, Cut Tape, MouseReel
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 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU 3,872In Stock
Cut Tape
£2.65
£2.07
£1.84
£1.69
Reel
£1.34
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 CIP-51 8051 64 kB 8 bit 10 bit/12 bit/14 bit 72 MHz 29 I/O 4.25 kB 2.2 V 3.6 V - 40 C + 105 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN28 OTP available (T321-GM) 1,533In Stock
£11.26
£9.05
£8.18
£7.66
Min.: 1
Mult.: 1
SMD/SMT QFN-28 CIP-51 8051 16 kB 8 bit 10 bit 25 MHz 21 I/O 2.3 kB 2.7 V 3.6 V - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 415In Stock
1,533Expected 18/06/2027
£5.45
£4.21
£3.88
£3.54
Min.: 1
Mult.: 1
SMD/SMT QFN-32 8051 64 kB 8 bit 10 bit 48 MHz 25 I/O 4.25 kB 2.7 V 5.25 V - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 1,052In Stock
1,533Expected 04/11/2026
£10.14
£8.33
£7.60
£7.18
Min.: 1
Mult.: 1
SMD/SMT QFN-28 8051 32 kB 8 bit 12 bit 50 MHz 20 I/O 2.31 kB 2 V 5.25 V - 40 C + 85 C Tube