8051 microcontroller Microcontrollers - MCU

Results: 560
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) 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 flash 2.25 kB RAM 8-bit Busy Bee MCU 3,126In Stock
$2.60
$2.20
$1.93
$1.82
Min.: 1
Mult.: 1
SMD/SMT QSOP-24 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 21 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 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU 1,076In Stock
$6.12
$4.05
$3.43
$3.14
Min.: 1
Mult.: 1
SMD/SMT QFN-32 CIP-51 8051 64 kB 8 bit 10 bit 25 MHz 24 I/O 4.25 kB 1.8 V 3.6 V - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 2,443In Stock
$4.57
$3.60
$3.22
$2.95
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 16 I/O 2.25 kB 2.2 V 3.6 V - 40 C + 125 C AEC-Q100 Tube
Infineon Technologies 8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V 186In Stock
$13.11
$10.20
$9.03
$8.66
Min.: 1
Mult.: 1
SMD/SMT QFN-48 8051 32 kB 8 bit 12 bit 50 MHz 29 I/O 4 kB 1.71 V 5.5 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 234In Stock
$1.25
$0.997
$0.71
$0.679
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 874In Stock
Cut Tape
$1.31
$0.94
$0.846
$0.744
Reel
$0.616
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 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 3,229In Stock
$2.38
$2.01
$1.77
$1.65
Min.: 1
Mult.: 1
SMD/SMT QFN-20 CIP-51 8051 16 kB 8 bit 12 bit 50 MHz 16 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 125 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 1,016In Stock
7,500On Order
Cut Tape
$1.26
$0.91
$0.82
$0.721
Reel
$0.645
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 352In Stock
$1.13
$0.968
$0.853
$0.762
Min.: 1
Mult.: 1
SMD/SMT QFN-16 4 kB 8 bit 12 bit 50 MHz 12 I/O 512 B 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 294In Stock
$1.35
$0.97
$0.873
$0.767
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C 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 606In Stock
$1.63
$1.39
$1.22
$1.09
Min.: 1
Mult.: 1
SMD/SMT QFN-32 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU 402In Stock
$1.74
$1.36
$1.29
$0.976
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 151In Stock
$1.47
$1.06
$0.955
$0.839
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 29 GPIO BB5 8-bit MCU 722In Stock
400On Order
$1.32
$1.01
$0.987
$0.881
Min.: 1
Mult.: 1
SMD/SMT QFN-32 16 kB 12 bit 29I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 5In Stock
2,500Expected 29/4/2027
Cut Tape
$3.63
$2.69
$2.46
$2.20
$2.16
Reel
$1.84
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 + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 194In Stock
$1.55
$1.12
$1.01
$0.888
Min.: 1
Mult.: 1
SMD/SMT QFN-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 617In Stock
Cut Tape
$3.28
$2.42
$2.20
$1.97
Reel
$1.69
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-24 CIP-51 8051 32 kB 8 bit 10 bit, 12 bit 50 MHz 20 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 125 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU 388In Stock
500Expected 15/1/2027
Cut Tape
$5.39
$4.01
$3.67
$3.29
Reel
$3.03
Min.: 1
Mult.: 1
: 500
SMD/SMT QFP-32 CIP-51 8051 64 kB 8 bit 10 bit/12 bit/14 bit 72 MHz 28 I/O 4.25 kB 2.2 V 3.6 V - 40 C + 105 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 297In Stock
$1.36
$1.07
$1.02
$0.792
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 979In Stock
2,500Expected 14/5/2027
Cut Tape
$2.58
$2.09
$1.81
$1.70
Reel
$1.35
Min.: 1
Mult.: 1
: 2,500
SMD/SMT QFN-32 CIP-51 8051 16 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU 100In Stock
$1.39
$1.00
$0.90
$0.792
Min.: 1
Mult.: 1
SMD/SMT QFN-12 16 kB 8 bit 12 bit 50 MHz 9 I/O 512 B 1.8 V 5.5 V - 40 C + 125 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 71In Stock
$1.25
$1.00
$0.90
$0.758
Min.: 1
Mult.: 1
SMD/SMT QFN-16 16 kB 8 bit 12 bit 50 MHz 12 I/O 512 B 1.8 V 5.5 V - 40 C + 125 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 1,432In Stock
$2.39
$2.03
$1.78
$1.69
Min.: 1
Mult.: 1
SMD/SMT QFN-32 CIP-51 8051 16 kB 8 bit 10 bit, 12 bit 50 MHz 29 I/O 2.3 kB 2.2 V 3.6 V - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 1,452In Stock
$1.46
$1.15
$1.06
$0.976
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU 146In Stock
$1.62
$1.18
$1.07
$0.944
Min.: 1
Mult.: 1
SMD/SMT TSSOP-20 16 kB 16 I/O 1.28 kB 1.8 V 5.5 V - 40 C + 85 C Cut Tape