8051 microcontroller Microcontrollers - MCU

Results: 560
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 100MIPS,64KB,10ADC,100Pin MCU 60In Stock
$25.88
$23.04
$22.05
$20.94
Min.: 1
Mult.: 1
SMD/SMT TQFP-100 8051 64 kB 8 bit 10 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 32 kB 8-bit MCU 2,585In Stock
$13.51
$11.09
$10.12
$9.56
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
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 1,837In Stock
Cut Tape
$14.06
$11.47
$10.51
$9.87
Reel
$8.76
Min.: 1
Mult.: 1
: 2,500
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 64 kB 8-bit MCU 1,841In Stock
$25.38
$20.30
$19.02
$17.63
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 25 MHz 32 kB 8-bit MCU 234In Stock
Cut Tape
$34.51
$27.94
$26.30
$25.21
$23.63
Reel
$23.63
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 8051 50 MHz 32 kB 5 V 8-bit MCU Non-Stocked Lead-Time 12 Weeks
$8.90
$7.11
$6.34
$5.92
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 128 kB 5 V CAN LIN 8-bit MCU 1,803In Stock
$15.99
$13.27
$11.56
$11.23
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

Silicon Labs 8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU 251In Stock
Cut Tape
$40.57
$32.85
$31.35
Reel
$30.23
Min.: 1
Mult.: 1
: 250
SMD/SMT TQFP-100 8051 128 kB 8 bit 100 MHz 64 I/O 8.25 kB 3 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU 997In Stock
$4.37
$3.30
$3.03
$2.73
Min.: 1
Mult.: 1
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 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 5 V CAN LIN 8-bit MCU 1,814In Stock
$9.25
$7.17
$6.65
$6.07
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 8-bit MCU 415In Stock
1,533Expected 18/06/2027
$7.26
$5.60
$5.18
$4.72
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 25 MHz 64 kB 8-bit MCU 278In Stock
Cut Tape
$43.28
$35.52
$33.14
$32.62
$32.53
Reel
$29.06
Min.: 1
Mult.: 1
: 500
SMD/SMT TQFP-64 8051 64 kB 8 bit 8 bit, 12 bit 25 MHz 32 I/O 4.35 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 CAN LIN 8-bit MCU 548In Stock
$11.71
$9.39
$8.46
$7.92
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 8051 25 MHz 32 kB 8-bit MCU 174In Stock
800Expected 22/01/2027
$35.36
$29.54
$26.69
$25.20
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 8051 25 MHz 16 kB LFO 8-bit MCU 57In Stock
$11.65
$9.12
$8.49
$7.80
Min.: 1
Mult.: 1
SMD/SMT QFN-24 8051 16 kB 8 bit 10 bit 25 MHz 21 I/O 768 B 2.7 V 3.6 V - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB 5 V LIN 8-bit MCU 777In Stock
$5.78
$4.40
$4.06
$3.68
Min.: 1
Mult.: 1
SMD/SMT QFN-20 8051 8 kB 8 bit 12 bit 25 MHz 16 I/O 256 B 2 V 5.25 V - 40 C + 125 C AEC-Q100 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU 395In Stock
1,911Expected 02/11/2026
$4.34
$3.27
$3.00
$2.71
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 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU 181In Stock
$13.14
$11.45
$9.58
$8.80
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 25 MHz 2 kB 8-bit MCU 225In Stock
$3.00
$2.24
$2.04
$1.83
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 50 MHz 32 kB 5 V 8-bit MCU 175In Stock
$9.53
$7.38
$6.84
$6.25
Min.: 1
Mult.: 1
SMD/SMT QFP-32 8051 32 kB 8 bit 50 MHz 25 I/O 2.25 kB 1.8 V 5.25 V - 40 C + 125 C AEC-Q100 Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 158In Stock
$5.75
$4.45
$4.08
$3.72
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

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU 26In Stock
$43.76
$36.14
$33.73
$32.62
Min.: 1
Mult.: 1
SMD/SMT TQFP-64 8051 64 kB 8 bit 8 bit, 12 bit 25 MHz 32 I/O 4.35 kB 2.7 V 3.6 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU 44In Stock
$11.01
$8.59
$7.99
$7.33
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 USB-Flash-16k-ADC-QFN28 OTP available (T321-GM) 1,533In Stock
$15.00
$12.06
$10.89
$10.21
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 32 kB 8-bit MCU 3In Stock
$6.03
$4.62
$4.27
$3.88
Min.: 1
Mult.: 1
SMD/SMT QFN-32 8051 32 kB 8 bit 10 bit 48 MHz 25 I/O 2.25 kB 2.7 V 5.25 V - 40 C + 85 C Tube