Silicon Labs 8-bit Microcontrollers - MCU

Results: 496
Select Image Part # Mfr. Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Core Program Memory Size Data RAM Size Package / Case Maximum Clock Frequency ADC Resolution Number of I/Os Supply Voltage - Min Supply Voltage - Max Mounting Style Data Bus Width Minimum Operating Temperature Maximum Operating Temperature Series Qualification Packaging
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 16 GPIO BB5 8-bit MCU Non-Stocked Lead-Time 24 Weeks
Cut Tape
¥196
¥140.9
¥126.7
¥111.5
Reel
¥92.2
Min.: 1
Mult.: 1
: 2,500
16 kB 1.28 kB QFN-20 16 I/O 1.8 V 5.5 V SMD/SMT - 40 C + 85 C Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB 8-bit MCU 422In Stock
Cut Tape
¥2,357
¥1,845.4
¥1,717.5
¥1,578
Reel
¥1,360.4
Min.: 1
Mult.: 1
: 2,500
8051 16 kB 2.31 kB QFN-28 50 MHz 12 bit 20 I/O 2 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F413 Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU 587In Stock
¥551.5
¥426.9
¥383.7
¥350.5
Min.: 1
Mult.: 1
CIP-51 8051 32 kB 2.25 kB QFN-32 48 MHz 10 bit 25 I/O 3.3 V 3.3 V SMD/SMT 8 bit - 40 C + 85 C EFM8UB2 Tube
Silicon Labs 8-bit Microcontrollers - MCU 100MIPS,64KB,10ADC,100Pin MCU 60In Stock
¥5,026.2
¥4,423.2
¥3,993
¥3,800.4
Min.: 1
Mult.: 1
8051 64 kB 8.25 kB TQFP-100 100 MHz 10 bit 64 I/O 3 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C C8051F132 Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU 723In Stock
¥463.4
¥343.8
¥315.6
¥282.4
Min.: 1
Mult.: 1
CIP-51 8051 32 kB 2.25 kB QFN-24 72 MHz 10 bit/12 bit/14 bit 20 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 257In Stock
¥1,124.5
¥867
¥798.9
¥729.2
Min.: 1
Mult.: 1
8051 64 kB 4.35 kB QFN-32 48 MHz 25 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F385 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU 308In Stock
¥960.1
¥739.1
¥679.3
¥617.9
Min.: 1
Mult.: 1
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 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU 43,706In Stock
22,500On Order
Cut Tape
¥152.8
¥129.4
¥106.3
¥99.3
Reel
¥83.1
Min.: 1
Mult.: 1
: 2,500
CIP-51 8051 8 kB 512 B QFN-20 25 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8BB1 Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU 2,229In Stock
¥4,215.6
¥3,371.8
¥3,159.2
¥2,928.3
Min.: 1
Mult.: 1
8051 64 kB 4.25 kB TQFP-48 48 MHz 10 bit 40 I/O 2.7 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C C8051F340 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8KB,24ADC,28Pin MCU 978In Stock
¥2,664.2
¥2,086.2
¥1,936.7
¥1,783.9
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 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 1,000In Stock
Cut Tape
¥169.4
¥122.1
¥110
¥96.7
Reel
¥80.1
Min.: 1
Mult.: 1
: 3,000
16 kB 512 B QFN-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 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 1,205In Stock
¥164.4
¥118.4
¥106.6
¥93.7
Min.: 1
Mult.: 1
16 kB 512 B QFN-12 50 MHz 12 bit 9 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 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 973In Stock
¥169.4
¥122.1
¥110
¥96.7
Min.: 1
Mult.: 1
16 kB 512 B QFN-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 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 1,544In Stock
¥199.3
¥171.1
¥149.7
¥138.4
Min.: 1
Mult.: 1
16 kB 512 B SOIC-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 959In Stock
¥196
¥151.8
¥135
¥121.4
Min.: 1
Mult.: 1
16 kB 512 B SOIC-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C BB50 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU 706In Stock
¥124.6
¥96.3
¥89.2
¥82.1
Min.: 1
Mult.: 1
4 kB 512 B QFN-12 50 MHz 12 bit 9 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C BB50 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 648In Stock
¥169.4
¥122.1
¥110
¥96.7
Min.: 1
Mult.: 1
4 kB 512 B SOIC-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 125 C BB50 Tube
Silicon Labs 8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU 995In Stock
¥174.4
¥135.7
¥120.6
¥108
Min.: 1
Mult.: 1
8 kB 512 B SOIC-16 50 MHz 12 bit 12 I/O 1.8 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU 15,521In Stock
Cut Tape
¥142.8
¥110
¥98.2
¥89.5
Reel
¥73.9
Min.: 1
Mult.: 1
: 2,500
CIP-51 8051 2 kB 256 B QFN-20 25 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8BB1 Reel, Cut Tape, MouseReel

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU 2,663In Stock
6,300Expected 10/21/2026
¥220.9
¥171.1
¥152.5
¥135.5
Min.: 1
Mult.: 1
CIP-51 8051 2 kB 256 B QFN-20 25 MHz 12 bit 16 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU 3,518In Stock
16,500Expected 10/30/2026
Cut Tape
¥225.9
¥174.4
¥154
¥140.2
Reel
¥126.9
Min.: 1
Mult.: 1
: 2,500
CIP-51 8051 2 kB 256 B QFN-20 25 MHz 12 bit 16 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU 3,031In Stock
Cut Tape
¥290.7
¥229.2
¥204.3
¥186
Reel
¥155.5
Min.: 1
Mult.: 1
: 2,500
CIP-51 8051 8 kB 512 B 25 MHz 12 bit 17 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 50 MIPS, 64 kB, 4 kB, CAN2.0, LIN 2.1, SPI, UART, I2C, QFN32 296In Stock
Cut Tape
¥1,916.8
¥1,496.6
¥1,391.9
¥1,275.6
¥1,214.2
Reel
¥1,199.2
Min.: 1
Mult.: 1
: 2,500
8051 1.8 V 5.25 V 8 bit C8051F502 Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 3,126In Stock
¥317.3
¥269.1
¥235.9
¥222.6
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.3 kB QSOP-24 50 MHz 12 bit 21 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU 600In Stock
¥2,112.8
¥1,697.5
¥1,554.7
¥1,438.4
Min.: 1
Mult.: 1
8051 64 kB 4.25 kB QFN-48 50 MHz 12 bit 40 I/O 1.8 V 5.25 V SMD/SMT 8 bit - 40 C + 125 C C8051F501 AEC-Q100 Tube