8051 microcontroller Microcontrollers - MCU

Results: 602
Select Image Part # Mfr. Description Datasheet Availability Pricing (USD) 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 16 kB LFO 8-bit MCU 1,210In Stock
1,911Expected 11/2/2026
Min.: 1
Mult.: 1

SMD/SMT QFN-20 8051 16 kB 8 bit 10 bit 50 MHz 17 I/O 1 kB 1.8 V 3.6 V - 40 C + 105 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU 2,569In Stock
Min.: 1
Mult.: 1

SMD/SMT TQFP-100 8051 128 kB 8 bit 8 bit, 12 bit 100 MHz 64 I/O 8.25 kB 3 V 3.6 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 5,530In Stock
Min.: 1
Mult.: 1

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 Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 750In Stock
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 5 V CAN LIN 8-bit MCU 222In Stock
1,911Expected 10/2/2026
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 64 kB 5 V CAN LIN 8-bit MCU 548In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 8051 64 kB 8 bit 12 bit 50 MHz 25 I/O 4.25 kB 1.8 V 5.25 V - 40 C + 125 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 50 MIPS, 128 kB, 8 kB, CAN2.0, LIN 2.1, SPI, 2xUART, I2C, QFP48 2,150In Stock
Min.: 1
Mult.: 1
: 500

SMD/SMT TQFP-48 8051 128 kB 8 bit 12 bit 50 MHz 40 I/O 8.25 kB 1.8 V 5.25 V - 40 C + 125 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 487In Stock
1,500Expected 10/30/2026
Min.: 1
Mult.: 1
: 1,500

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 32 kB 5 V 8-bit MCU Non-Stocked Lead-Time 12 Weeks
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 16 kB 8-bit MCU 555In Stock
3,000Expected 11/27/2026
Min.: 1
Mult.: 1
: 1,500

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 64 kB 5 V 8-bit MCU 600In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-48 8051 64 kB 8 bit 12 bit 50 MHz 40 I/O 4.25 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 8-bit MCU 1,057In Stock
1,533Expected 11/20/2026
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
Texas Instruments 32-bit Microcontrollers - MCU Piccolo MicroCntlr 815In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-80 C28x 32 kB 32 bit 12 bit 60 MHz 42 I/O 8 kB 1.8 V 1.8 V - 40 C + 125 C Tray
Silicon Labs 8-bit Microcontrollers - MCU USB-Flash-16k-ADC-QFN28 OTP available (T321-GM) 188In Stock
1,533Expected 11/27/2026
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 128 kB 5 V CAN LIN 8-bit MCU 4,694In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 8051 128 kB 8 bit 12 bit 50 MHz 25 I/O 8.25 kB 1.8 V 5.25 V - 40 C + 125 C AEC-Q100 Tube
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core 998In Stock
2,000Expected 1/5/2027
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-80 ARM Cortex M3 128 kB 32 bit 12 bit 100 MHz 52 I/O 32 kB 3.3 V 3.3 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 2 kB 8-bit MCU 375In Stock
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 25 MHz 32 kB 8-bit MCU 234In Stock
Min.: 1
Mult.: 1
: 500

SMD/SMT TQFP-64 8051 32 kB 8 bit 12 bit 25 MHz 32 I/O 2.25 kB 2.7 V 3.6 V - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 64KB,16ADC,100Pin MCU 115In Stock
Min.: 1
Mult.: 1
: 250

SMD/SMT TQFP-100 8051 64 kB 8 bit 16 bit 25 MHz 59 I/O 4.25 kB 2.7 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB 8-bit MCU 113In Stock
800Expected 1/8/2027
Min.: 1
Mult.: 1

SMD/SMT TQFP-64 8051 32 kB 8 bit 12 bit 25 MHz 32 I/O 2.25 kB 2.7 V 3.6 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU 97In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-28 8051 8 kB 8 bit 24 bit 50 MHz 17 I/O 768 B 2.7 V 3.6 V - 40 C + 85 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 32kB/4kB RAM, 10bADC, DC-DC, 0.9V, QFN24 996In Stock
Min.: 1
Mult.: 1
: 1,500

SMD/SMT QFN-24 8051 32 kB 8 bit 10 bit 25 MHz 16 I/O 4.25 kB 900 mV 3.6 V - 40 C + 85 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 9In Stock
2,500Expected 10/16/2026
Min.: 1
Mult.: 1

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 Tray
Silicon Labs 8-bit Microcontrollers - MCU 100MIPS,128KB,12ADC,100Pin MCU 369In Stock
Min.: 1
Mult.: 1
: 250

SMD/SMT TQFP-100 8051 128 kB 8 bit 8 bit, 12 bit 100 MHz 64 I/O 8.25 kB 3 V 3.6 V - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 208In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 8051 32 kB 8 bit 48 MHz 25 I/O 2.3 kB 2.7 V 5.25 V - 40 C + 85 C Tube