CIP-51 8051 Core 8-bit Microcontrollers - MCU

Results: 203
Select Image Part # Mfr. Description Datasheet Availability Pricing (EUR) 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 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU 110In Stock
Cut Tape
2,33 €
1,96 €
1,72 €
1,63 €
Reel
1,17 €
Min.: 1
Mult.: 1
: 1.500
CIP-51 8051 16 kB 2.25 kB QFN-28 50 MHz 12 bit 22 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8UB Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 166In Stock
Cut Tape
1,59 €
1,35 €
1,19 €
1,12 €
Reel
0,777 €
Min.: 1
Mult.: 1
: 1.500
CIP-51 8051 16 kB 2.25 kB QFN-20 50 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 1.432In Stock
1,51 €
1,28 €
1,13 €
1,07 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.3 kB QFN-32 50 MHz 10 bit, 12 bit 29 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 88In Stock
9.800On Order
2,30 €
1,70 €
1,56 €
1,39 €
Min.: 1
Mult.: 1
CIP-51 8051 64 kB 4.35 kB QFN-32 50 MHz 10 bit, 12 bit 29 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 463In Stock
2.520Expected 10/7/2026
2,70 €
2,01 €
1,84 €
1,65 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.25 kB QFN-20 50 MHz 12 bit 16 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C EFM8BB2 AEC-Q100 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU 36In Stock
2,45 €
1,82 €
1,67 €
1,50 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 1.25 kB QFP-32 72 MHz 10 bit/12 bit/14 bit 28 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU 255In Stock
2,48 €
1,85 €
1,69 €
1,51 €
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 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU 8In Stock
23.750On Order
3,29 €
2,75 €
2,42 €
2,30 €
Min.: 1
Mult.: 1
CIP-51 8051 64 kB 4.25 kB QFP-32 72 MHz 10 bit/12 bit/14 bit 28 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU 500In Stock
Cut Tape
3,41 €
2,54 €
2,32 €
2,08 €
Reel
1,92 €
Min.: 1
Mult.: 1
: 500
CIP-51 8051 64 kB 4.25 kB QFP-32 72 MHz 10 bit/12 bit/14 bit 28 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Reel, Cut Tape
Silicon Labs 8-bit Microcontrollers - MCU 279In Stock
3,06 €
2,41 €
2,16 €
1,99 €
Min.: 1
Mult.: 1
CIP-51 8051 64 kB 4.25 kB QFN-32 72 MHz 10 bit/12 bit/14 bit 29 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Tray
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU 11In Stock
2,87 €
2,14 €
1,96 €
1,75 €
1,73 €
Min.: 1
Mult.: 1
CIP-51 8051 64 kB 4.35 kB QFP-32 50 MHz 10 bit, 12 bit 28 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C Tray

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU 81In Stock
Cut Tape
2,20 €
1,98 €
1,54 €
1,45 €
Reel
1,20 €
Min.: 1
Mult.: 1
: 1.500
CIP-51 8051 32 kB 4.25 kB 25 MHz 10 bit 24 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8SB Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 32 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Non-Stocked Lead-Time 20 Weeks
2,33 €
1,76 €
1,52 €
1,40 €
Min.: 1
Mult.: 1
CIP-51 8051 32 kB 4.25 kB QFN-32 25 MHz 10 bit 24 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8SB Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU 53In Stock
1,99 €
1,47 €
1,34 €
1,20 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 1.25 kB QSOP-24 72 MHz 10 bit/12 bit/14 bit 21 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 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU 52In Stock
2,12 €
1,58 €
1,44 €
1,29 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 1.25 kB QSOP-24 72 MHz 10 bit/12 bit/14 bit 21 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 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 475In Stock
1,96 €
1,45 €
1,32 €
1,19 €
Min.: 1
Mult.: 1
CIP-51 8051 32 kB 2.3 kB QFN-24 50 MHz 10 bit, 12 bit 20 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C Tube
Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU 12In Stock
Cut Tape
2,30 €
1,70 €
1,56 €
1,39 €
Reel
1,26 €
Min.: 1
Mult.: 1
: 1.500
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 Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
2.519Expected 12/4/2026
0,946 €
0,747 €
0,677 €
0,617 €
Min.: 1
Mult.: 1
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 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
1.911Expected 11/13/2026
1,83 €
1,40 €
1,25 €
1,15 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 4.25 kB QFN-24 25 MHz 10 bit 16 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C EFM8SB Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
7.560Expected 2/19/2027
1,08 €
0,886 €
0,783 €
0,709 €
Min.: 1
Mult.: 1
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 + 125 C EFM8BB1 Tube

Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU 1In Stock
1,84 €
1,51 €
1,43 €
1,21 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 2.3 kB QFN-28 50 MHz 12 bit 22 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 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
3.800On Order
1,63 €
1,27 €
1,14 €
1,01 €
Min.: 1
Mult.: 1
CIP-51 8051 8 kB 512 B CSP-16 25 MHz 12 bit 13 I/O 1.8 V 3.6 V SMD/SMT 8 bit - 40 C + 85 C Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
12.500On Order
Cut Tape
1,67 €
1,26 €
1,14 €
1,01 €
Reel
0,851 €
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 8 kB 256 B CSP-16 25 MHz 12 bit 13 I/O 3.6 V 2.2 V SMD/SMT 8 bit - 40 C + 85 C Reel, Cut Tape, MouseReel
Silicon Labs 8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU
2.500On Order
Cut Tape
2,49 €
1,87 €
1,70 €
1,53 €
Reel
1,37 €
Min.: 1
Mult.: 1
: 2.500
CIP-51 8051 64 kB 4.35 kB QFN-32 50 MHz 10 bit, 12 bit 29 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 125 C Reel, Cut Tape

Silicon Labs 8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU
1.249Expected 10/16/2026
2,30 €
1,70 €
1,56 €
1,39 €
Min.: 1
Mult.: 1
CIP-51 8051 16 kB 1.25 kB QFP-32 72 MHz 10 bit/12 bit/14 bit 28 I/O 2.2 V 3.6 V SMD/SMT 8 bit - 40 C + 105 C EFM8LB1 Tray