Silicon Labs Microcontrollers - MCU

Results: 1,224
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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS Mounting Style
Package / Case
Core
Data Bus Width
Maximum Clock Frequency
Program Memory Size
Data RAM Size
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
Maximum Operating Temperature
Qualification
Packaging

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU
Datasheet
4,526In Stock
6,250Expected 3/12/2027
Min.: 1
Mult.: 1

SMD/SMT QFP-32 CIP-51 8051 8 bit 72 MHz 64 kB 4.25 kB 10 bit/12 bit/14 bit 28 I/O 2.2 V 3.6 V + 105 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 72 MHz 1024 kB USB LCD MCU
Datasheet
54In Stock
2,400Expected 9/28/2026
Min.: 1
Mult.: 1

SMD/SMT QFP-64 ARM Cortex M4 32 bit 72 MHz 1.02 MB 192 kB 2 x 12 bit 50 I/O 1.8 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
28In Stock
3,000Expected 11/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

SMD/SMT QFN-32 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 24 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
225In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 53 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 86 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x40 LCD, AES
Datasheet
24In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 32 MHz 128 kB 16 kB 12 bit 86 I/O 1.98 V 3.8 V + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
22In Stock
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-100 ARM Cortex M3 32 bit 48 MHz 1.02 MB 128 kB 12 bit 85 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU
Datasheet
218In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-20 CIP-51 8051 8 bit 25 MHz 4 kB 512 B 12 bit 16 I/O 2.2 V 3.6 V + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
Datasheet
1,233In Stock
Min.: 1
Mult.: 1

SMD/SMT SOIC-16 CIP-51 8051 8 bit 25 MHz 8 kB 512 B 12 bit 13 I/O 2.2 V 3.6 V + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
Datasheet
2In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-20 CIP-51 8051 8 bit 25 MHz 4 kB 512 B 12 bit 16 I/O 1.8 V 3.6 V + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
9In Stock
2,500Expected 12/1/2026
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 40 I/O 2.7 V 5.25 V + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU
Datasheet
97In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-28 8051 8 bit 50 MHz 8 kB 768 B 24 bit 17 I/O 2.7 V 3.6 V + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-64k-ADC-QFN32 OTP available (T626-GM)
Datasheet
90In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-32 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 25 I/O 2.7 V 5.25 V + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU
Datasheet
208In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 8051 8 bit 48 MHz 32 kB 2.3 kB 25 I/O 2.7 V 5.25 V + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
Datasheet
72In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-20 8051 8 bit 50 MHz 16 kB 1 kB 10 bit 17 I/O 1.8 V 3.6 V + 105 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8kB/512B RAM, ADC, QFN20
Datasheet
309In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-20 8051 8 bit 25 MHz 8 kB 512 B 12 bit 16 I/O 2.2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU
Datasheet
157In Stock
Min.: 1
Mult.: 1
: 2,500

SMD/SMT QFN-32 ARM Cortex M33 32 bit 256 kB 32 kB 18 I/O + 125 C Reel, Cut Tape

Silicon Labs ARM Microcontrollers - MCU Tiny Gecko MCU IC
Datasheet
256In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT QFN-24 ARM Cortex M3 32 bit 32 MHz 32 kB 4 kB 12 bit 17 I/O 1.98 V 3.8 V + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
Datasheet
163In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-32 CIP-51 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 25 I/O 3.3 V 3.3 V + 85 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 48 MHz 64 kB flash 4 kB RAM 8-bit Universal Bee MCU
Datasheet
325In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 CIP-51 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 25 I/O 3.3 V 3.3 V + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
Datasheet
20In Stock
Min.: 1
Mult.: 1

SMD/SMT CIP-51 8051 8 bit 25 MHz 8 kB 512 B 12 bit 16 I/O 2.2 V 3.6 V + 125 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
Datasheet
307In Stock
1,000Expected 12/1/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-12 8 bit 50 MHz 16 kB 512 B 12 bit 9 I/O 1.8 V 5.5 V + 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
Datasheet
200In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-12 8 bit 50 MHz 16 kB 512 B 12 bit 9 I/O 1.8 V 5.5 V + 125 C 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
Datasheet
71In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-16 8 bit 50 MHz 16 kB 512 B 12 bit 12 I/O 1.8 V 5.5 V + 125 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
Datasheet
356In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-16 8 bit 50 MHz 4 kB 512 B 12 bit 12 I/O 1.8 V 5.5 V + 85 C Cut Tape