Silicon Labs Microcontrollers - MCU

Results: 1,188
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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
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 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
Datasheet
12In Stock
Min.: 1
Mult.: 1
: 1,500

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
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
Datasheet
257In Stock
Min.: 1
Mult.: 1

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 Tube
Silicon Labs ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES
Datasheet
3,624Expected 10/9/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-32 ARM Cortex M3 128 kB 32 bit 12 bit 32 MHz 24 I/O 16 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES
Datasheet
1,300Expected 11/13/2026
Min.: 1
Mult.: 1

SMD/SMT BGA-120 ARM Cortex M3 1.02 MB 32 bit 12 bit 48 MHz 93 I/O 128 kB 1.98 V 3.8 V - 40 C + 85 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
Datasheet
11,434On Order
Min.: 1
Mult.: 1

SMD/SMT QFN-48 ARM Cortex M33 512 kB 32 bit 12 bit/16 bit/20 bit 80 MHz 34 I/O 64 kB 1.71 V 3.8 V - 40 C + 125 C Tray
Silicon Labs ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU
Datasheet
7,348Expected 11/13/2026
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
Datasheet
1,350On Order
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 8-bit Microcontrollers - MCU Next gen available (F380-GQ) 48 MIPS, 64KB,10ADC,USB,48Pin
Datasheet
500Expected 10/9/2026
MouseReel Available
Min.: 1
Mult.: 1
: 500

SMD/SMT TQFP-48 8051 64 kB 8 bit 10 bit 48 MHz 40 I/O 4.25 kB 2.7 V 5.25 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 8 kB 8-bit MCU
Datasheet
1,514Expected 10/2/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-28 8051 8 kB 8 bit 16 bit 50 MHz 17 I/O 768 B 2.7 V 3.6 V - 40 C + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24
Datasheet
1,497Expected 10/2/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

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
Datasheet
3,674Expected 9/15/2026
MouseReel Available
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 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
Datasheet
1,911Expected 11/13/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-24 CIP-51 8051 16 kB 8 bit 10 bit 25 MHz 16 I/O 4.25 kB 1.8 V 3.6 V - 40 C + 85 C Tube
Silicon Labs ARM Microcontrollers - MCU Secure Vault High, 512k Flash, 128k RAM, 20-bit ADC, MCU, QFN68
Datasheet
1,275Expected 11/6/2026
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 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU
Datasheet
575Expected 7/9/2027
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 8051 128 kB 8 bit 12 bit 50 MHz 32 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
Datasheet
6,694Expected 1/1/2027
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

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU
Datasheet
1In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-28 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 22 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
Datasheet
2,400Expected 10/9/2026
Min.: 1
Mult.: 1

SMD/SMT CSP-16 CIP-51 8051 8 kB 8 bit 12 bit 25 MHz 13 I/O 512 B 1.8 V 3.6 V - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
Datasheet
12,500On Order
MouseReel Available
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 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM)
Datasheet
3,000Expected 11/27/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-11 8051 8 kB 8 bit No ADC 25 MHz 8 I/O 256 B 2.7 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
Datasheet
2,500Expected 9/15/2026
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 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU
Datasheet
5,000Expected 10/9/2026
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 ARM Microcontrollers - MCU Secure Vault High, 3200k Flash, 512k RAM, 20-bit ADC, BGA136, MVP
Datasheet
1,298On Order
Min.: 1
Mult.: 1

SMD/SMT BGA-136 ARM Cortex M33 3.13 MB 32 bit 12 bit, 16 bit, 20 bit 80 MHz 64 I/O 512 kB 1.71 V 3.8 V - 40 C + 125 C Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU
Datasheet
1,043Expected 10/16/2026
Min.: 1
Mult.: 1

SMD/SMT QFP-32 CIP-51 8051 32 kB 8 bit 10 bit/12 bit/14 bit 72 MHz 28 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 105 C Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB LFO 8-bit MCU
Datasheet
1,911Expected 10/16/2026
Min.: 1
Mult.: 1

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 Tube
Silicon Labs 8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU
Datasheet
114Expected 4/30/2027
Min.: 1
Mult.: 1

SMD/SMT TQFP-48 8051 32 kB 8 bit 12 bit 25 MHz 16 I/O 2.25 kB 2.7 V 3.6 V - 40 C + 85 C Tray