8051 microcontroller 8-bit Microcontrollers - MCU

Results: 594
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Qty. RoHS ECAD Model Core
Program Memory Size
Data RAM Size
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Maximum Clock Frequency
ADC Resolution
Number of I/Os
Supply Voltage - Min
Supply Voltage - Max
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Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 4 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
Datasheet
Non-Stocked Lead-Time 30 Weeks
Min.: 1
Mult.: 1
: 1,500

CIP-51 8051 4 kB 512 B QFN-20 25 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB1 Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU
Datasheet
1,528Expected 8/18/2026
Min.: 1
Mult.: 1

8051 8 kB 768 B QFN-28 50 MHz 24 bit 17 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F351 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
Datasheet
1,592Expected 8/26/2026
Min.: 1
Mult.: 1

8051 16 kB 1 kB QFN-24 50 MHz 10 bit 21 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C C8051F390 Tube

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

8051 8 kB 256 B TSSOP-20 25 MHz 12 bit 16 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F530A Tube

Silicon Labs 8-bit Microcontrollers - MCU 8KB/512B RAM, ADC, SOIC16
Datasheet
3,674Expected 9/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

8051 8 kB 512 B SOIC-16 25 MHz 12 bit 13 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F860 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

8051 8 kB 256 B QFN-11 25 MHz No ADC 8 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F301 Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU
Datasheet
246Expected 9/11/2026
Min.: 1
Mult.: 1
: 250

8051 64 kB 4.25 kB TQFP-100 25 MHz 10 bit 64 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F042 Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
Datasheet
810Expected 1/29/2027
Min.: 1
Mult.: 1

8051 128 kB 8.25 kB QFN-48 24 MHz 12 bit 40 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F580 AEC-Q100 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU
Datasheet
425Expected 10/30/2026
Min.: 1
Mult.: 1

8051 64 kB 4.25 kB TQFP-100 25 MHz 8 bit, 12 bit 64 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F040 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

8051 8 kB 768 B QFN-20 25 MHz 10 bit 17 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F330 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8kB/768B RAM, QFN20 OTP available (T631-GM)
Datasheet
1,500Expected 10/16/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

8051 8 kB 768 B QFN-20 25 MHz No ADC 17 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F331 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU
Datasheet
1,349On Order
Min.: 1
Mult.: 1

8051 32 kB 2.25 kB TQFP-48 25 MHz 12 bit 16 I/O 2.7 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F006 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V 8-bit MCU
Datasheet
1,551Expected 1/1/2027
Min.: 1
Mult.: 1

8051 8 kB 256 B TSSOP-20 25 MHz 12 bit 16 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F531 AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 50 MIPS, 32 kB, 2 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN24
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

8051 8 bit C8051F550 Reel
Silicon Labs 8-bit Microcontrollers - MCU Next gen available (F381-GM) 48 MIPS,64KB,10ADC,2xUART, USB,32Pin
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

8051 2.7 V 5.25 V 8 bit C8051F34A Reel
Silicon Labs 8-bit Microcontrollers - MCU 8kB/1kB RAM, QFN20
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F397 Reel
Silicon Labs 8-bit Microcontrollers - MCU 4kB/1kB RAM, QFN20
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F399 Reel
Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, QFN20
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F393 Reel
Silicon Labs 8-bit Microcontrollers - MCU 8kB/1kB RAM, QFN24
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F395 Reel
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN32
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F38C Reel

Silicon Labs 8-bit Microcontrollers - MCU 16kB/1kB RAM, QFN24
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F391 Reel
Silicon Labs 8-bit Microcontrollers - MCU 4kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN20
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F398 Reel
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-32k-QFN32 OTP available (T627-GM)
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

8051 32 kB 2.3 kB QFN-32 48 MHz 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F387 Reel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,533
Mult.: 1,533

8051 64 kB 4.25 kB QFN-32 48 MHz 10 bit 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F342 Tube
Silicon Labs 8-bit Microcontrollers - MCU Next gen available (F381-GM) 25 MIPS,64KB,10ADC,USB,32Pin
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1,500
Mult.: 1,500
: 1,500

C8051F346 Reel