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 ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
6,343Expected 10/11/2026
£3.24
£2.56
£2.30
£2.12
Min.: 1
Mult.: 1
SMD/SMT QFN-48 ARM Cortex M33 512 kB 32 bit 12 bit/16 bit/20 bit 80 MHz 32 I/O 64 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 2048 kB USB LCD MCU
1,325On Order
£14.31
£11.86
£11.24
£10.57
£10.33
Min.: 1
Mult.: 1
SMD/SMT QFP-100 ARM Cortex M4 2.05 MB 32 bit 12 bit 72 MHz 80 I/O 512 kB 1.8 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB
1,800Expected 20/11/2026
£11.57
£9.06
£8.43
£7.74
Min.: 1
Mult.: 1
SMD/SMT LQFP-100 ARM Cortex M4 256 kB 32 bit 12 bit 48 MHz 83 I/O 32 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
93,467Expected 08/01/2027
Cut Tape
£1.20
£0.882
£0.796
£0.708
Reel
£0.592
Min.: 1
Mult.: 1
: 2,500
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 + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU
49,037On Order
Cut Tape
£1.98
£1.66
£1.46
£1.38
Reel
£1.13
Min.: 1
Mult.: 1
: 2,500
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 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 8-bit MCU Lead-Time 16 Weeks
Cut Tape
£7.24
£5.63
£5.23
£4.79
£4.54
Reel
£4.46
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 8051 8 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

Silicon Labs 8-bit Microcontrollers - MCU 8kB/768B RAM, 10b ADC, 10b DAC, QFN20 OTP available (T630-GM)
4,063On Order
Cut Tape
£7.97
£6.72
£5.80
£5.36
Reel
£4.42
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-20 8051 8 kB 8 bit 10 bit 25 MHz 17 I/O 768 B 2.7 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 100 MHz 32 kB MAC 8-bit MCU
1,421Expected 15/01/2027
£11.72
£9.42
£8.50
£7.98
Min.: 1
Mult.: 1
SMD/SMT QFN-28 8051 32 kB 8 bit 10 bit 100 MHz 25 I/O 1 kB 3 V 3.6 V - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
23,750On Order
£2.98
£2.40
£2.11
£2.01
Min.: 1
Mult.: 1
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 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
2,519Expected 17/11/2026
£0.899
£0.652
£0.591
£0.522
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 8 kB 8 bit 12 bit 25 MHz 16 I/O 512 B 2.2 V 3.6 V - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
3,017Expected 18/01/2027
£0.934
£0.78
£0.628
£0.577
Min.: 1
Mult.: 1
SMD/SMT SOIC-16 CIP-51 8051 8 kB 8 bit 12 bit 25 MHz 13 I/O 512 B 2.2 V 3.6 V - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
1,497On Order
Cut Tape
£3.27
£2.47
£2.27
£2.04
Reel
£1.77
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 8051 16 kB 8 bit 10 bit 50 MHz 21 I/O 1 kB 1.8 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16
3,674On Order
Cut Tape
£2.23
£1.75
£1.55
£1.42
Reel
£1.10
Min.: 1
Mult.: 1
: 2,500
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 Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
1,210Expected 28/10/2026
£1.77
£1.48
£1.19
£1.06
Min.: 1
Mult.: 1
SMD/SMT QFN-32 ARM Cortex M33 256 kB 32 bit 12 bit 76.8 MHz 18 I/O 32 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
2,450Expected 28/10/2026
£1.80
£1.42
£1.27
£1.14
Min.: 1
Mult.: 1
SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit, 16 bit 76.8 MHz 26 I/O 32 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
2,500Expected 17/11/2026
Cut Tape
£1.85
£1.37
£1.26
£1.12
Reel
£0.969
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 ARM Cortex M33 256 kB 32 bit 18 I/O 32 kB - 40 C + 125 C Reel, Cut Tape
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
7,500Expected 17/11/2026
Cut Tape
£1.75
£1.30
£1.19
£1.12
Reel
£0.943
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-40 ARM Cortex M33 256 kB 32 bit 12 bit 76.8 MHz 26 I/O 32 kB 3 V 3 V - 40 C + 125 C Reel, Cut Tape

Silicon Labs ARM Microcontrollers - MCU Tiny Gecko MCU IC
2,256Expected 20/11/2026
Cut Tape
£3.80
£2.89
£2.66
£2.42
Reel
£2.17
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 ARM Cortex M3 32 kB 32 bit 12 bit 32 MHz 17 I/O 4 kB 1.98 V 3.8 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1,498Expected 29/01/2027
Cut Tape
£1.86
£1.58
£1.24
£1.08
Reel
£0.899
Min.: 1
Mult.: 1
: 1,500
SMD/SMT QFN-24 CIP-51 8051 32 kB 8 bit 10 bit 25 MHz 16 I/O 4.25 kB 1.8 V 3.6 V - 40 C + 85 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
7,560Expected 04/12/2026
£1.01
£0.734
£0.664
£0.588
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 8 kB 8 bit 12 bit 25 MHz 16 I/O 512 B 2.2 V 3.6 V - 40 C + 125 C Tube
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU
2,597Expected 18/01/2027
£4.00
£3.15
£2.84
£2.63
Min.: 1
Mult.: 1
SMD/SMT QFN-48 ARM Cortex M3 256 kB 32 bit 12 bit 40 MHz 32 I/O 32 kB 1.85 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU Secure Vault High, 512k Flash, 128k RAM, 20-bit ADC, MCU, QFN68
1,275Expected 04/12/2026
£4.53
£3.46
£3.19
£2.88
Min.: 1
Mult.: 1
SMD/SMT QFN-68 ARM Cortex M33 512 kB 32 bit 12 bit, 16 bit, 20 bit 80 MHz 48 I/O 128 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU
2,497Expected 11/12/2026
Cut Tape
£2.55
£1.90
£1.74
£1.55
Reel
£1.22
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-40 ARM Cortex M33 128 kB 32 bit 12 bit/16 bit/20 bit 80 MHz 29 I/O 64 kB 1.71 V 3.8 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 50MIPS,128KB,12ADC,100Pin MCU
1,102Expected 04/12/2026
£36.67
£30.35
£28.45
£27.29
Min.: 1
Mult.: 1
SMD/SMT TQFP-100 8051 128 kB 8 bit 8 bit, 12 bit 50 MHz 64 I/O 8.25 kB 2.7 V 3.6 V - 40 C + 85 C Tray

Silicon Labs 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20
3,854Expected 01/01/2027
£4.92
£3.78
£3.28
£3.03
£2.92
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 8051 8 kB 8 bit 12 bit 25 MHz 16 I/O 256 B 1.8 V 5.25 V - 40 C + 125 C Tube