8051 microcontroller Microcontrollers - MCU

Results: 609
Select Image Part # Mfr. Description Datasheet Availability Pricing (CRC) 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 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 16 Weeks
Min.: 1 533
Mult.: 1 533

SMD/SMT QFN-32 CIP-51 8051 8 bit 50 MHz 64 kB 4.35 kB 10 bit, 12 bit 29 I/O 2.2 V 3.6 V + 125 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 16 Weeks
Min.: 1 533
Mult.: 1 533

SMD/SMT QFN-32 CIP-51 8051 8 bit 50 MHz 32 kB 2.3 kB 10 bit, 12 bit 29 I/O 2.2 V 3.6 V + 125 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 31 Weeks
Min.: 1 500
Mult.: 1 500
: 1 500

SMD/SMT QFN-28 CIP-51 8051 8 bit 50 MHz 16 kB 2.3 kB 12 bit 22 I/O 2.2 V 3.6 V + 125 C Reel
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU Non-Stocked Lead-Time 20 Weeks
Min.: 1 500
Mult.: 1 500
: 1 500

SMD/SMT QFN-24 CIP-51 8051 8 bit 72 MHz 16 kB 1.25 kB 10 bit/12 bit/14 bit 20 I/O 2.2 V 3.6 V + 105 C Reel
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU Non-Stocked Lead-Time 20 Weeks
Min.: 2 450
Mult.: 2 450

SMD/SMT QFN-32 CIP-51 8051 8 bit 72 MHz 32 kB 2.25 kB 10 bit/12 bit/14 bit 29 I/O 2.2 V 3.6 V + 105 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU Non-Stocked Lead-Time 20 Weeks
Min.: 1
Mult.: 1

AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU
1 862Expected 8/18/2026
Min.: 1
Mult.: 1

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

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

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 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 30 Weeks
Min.: 1
Mult.: 1
: 500

SMD/SMT QFP-32 CIP-51 8051 8 bit 50 MHz 16 kB 2.3 kB 10 bit, 12 bit 28 I/O 2.2 V 3.6 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 Lead-Time 31 Weeks
Min.: 1
Mult.: 1

SMD/SMT QFP-48 CIP-51 8051 8 bit 48 MHz 64 kB 4.25 kB 10 bit 40 I/O 3.3 V 3.3 V + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 30 Weeks
Min.: 1
Mult.: 1
: 500

SMD/SMT QFP-32 CIP-51 8051 8 bit 50 MHz 32 kB 2.3 kB 10 bit, 12 bit 28 I/O 2.2 V 3.6 V + 125 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 Non-Stocked Lead-Time 30 Weeks
Min.: 1
Mult.: 1
: 1 500

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 + 125 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Non-Stocked Lead-Time 29 Weeks
Min.: 1
Mult.: 1
: 1 500

SMD/SMT QFN-24 CIP-51 8051 8 bit 50 MHz 16 kB 2.3 kB 10 bit, 12 bit 20 I/O 2.2 V 3.6 V + 125 C Reel, Cut Tape

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

SMD/SMT SOIC-16 8051 8 bit 25 MHz 8 kB 512 B 12 bit 13 I/O 2.2 V 3.6 V + 85 C Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 25 MIPS, 8 kB, 256, SPI, UART, LIN 2.1, TSSOP20
6 694Expected 1/1/2027
Min.: 1
Mult.: 1

SMD/SMT TSSOP-20 8051 8 bit 25 MHz 8 kB 256 B 12 bit 16 I/O 1.8 V 5.25 V + 125 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8kB/256B RAM, 2% osc, QFN11 OTP available (T601-GM)
3 000Expected 12/11/2026
Min.: 1
Mult.: 1
: 1 500

SMD/SMT QFN-11 8051 8 bit 25 MHz 8 kB 256 B No ADC 8 I/O 2.7 V 3.6 V + 85 C Reel, Cut Tape, MouseReel
NXP Semiconductors ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core
1 000Expected 9/7/2026
Min.: 1
Mult.: 1
: 1 000

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

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

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

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

SMD/SMT QFN-20 8051 8 bit 25 MHz 8 kB 768 B 10 bit 17 I/O 2.7 V 3.6 V + 85 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 32KB,12ADC,48Pin MCU
99Expected 11/13/2026
Min.: 1
Mult.: 1

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

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

SMD/SMT TQFP-100 8051 8 bit 25 MHz 64 kB 4.25 kB 10 bit 64 I/O 2.7 V 3.6 V + 85 C Reel, Cut Tape

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

SMD/SMT QFN-20 8051 8 bit 25 MHz 8 kB 768 B No ADC 17 I/O 2.7 V 3.6 V + 85 C Reel, Cut Tape, MouseReel

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

SMD/SMT TSSOP-20 8051 8 bit 25 MHz 8 kB 256 B 12 bit 16 I/O 2 V 5.25 V + 125 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU
810Expected 1/29/2027
Min.: 1
Mult.: 1

SMD/SMT QFN-48 8051 8 bit 24 MHz 128 kB 8.25 kB 12 bit 40 I/O 1.8 V 5.25 V + 125 C AEC-Q100 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8kB/1kB RAM, QFN20 Non-Stocked Lead-Time 12 Weeks
Min.: 1 500
Mult.: 1 500
: 1 500

Reel