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8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
- AT89C4051-24PU
- Microchip Technology
-
1:
$2.88
-
844In Stock
-
1,404Expected 16/10/2026
|
Mouser Part No
556-A89C4051-24PU
|
Microchip Technology
|
8-bit Microcontrollers - MCU 8051 4K FLASH 2.7 TO 5.5V 24MHZ 4V-5.5V
|
|
844In Stock
1,404Expected 16/10/2026
|
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Min.: 1
Mult.: 1
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8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
- CY8C3245LTI-163
- Infineon Technologies
-
1:
$13.26
-
663In Stock
|
Mouser Part No
727-CY8C3245LTI-163
|
Infineon Technologies
|
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
|
|
663In Stock
|
|
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$13.26
|
|
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$10.32
|
|
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$9.14
|
|
|
$8.77
|
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View
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$8.36
|
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$7.82
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Quote
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Min.: 1
Mult.: 1
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8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
- AT89LP51-20AU
- Microchip Technology
-
1:
$2.34
-
130In Stock
-
480Expected 23/10/2026
|
Mouser Part No
556-AT89LP51-20AU
|
Microchip Technology
|
8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL
|
|
130In Stock
480Expected 23/10/2026
|
|
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$2.34
|
|
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$2.12
|
|
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$1.93
|
|
Min.: 1
Mult.: 1
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8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
- CY8C3245LTI-139
- Infineon Technologies
-
1:
$13.11
-
449In Stock
|
Mouser Part No
727-CY8C3245LTI-139
|
Infineon Technologies
|
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V
|
|
449In Stock
|
|
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$13.11
|
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|
$10.20
|
|
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$9.03
|
|
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$8.66
|
|
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View
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$8.27
|
|
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$8.04
|
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$7.72
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Quote
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Min.: 1
Mult.: 1
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8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
- CY8C3866PVI-070
- Infineon Technologies
-
1:
$30.08
-
237In Stock
|
Mouser Part No
727-CY8C3866PVI-070
|
Infineon Technologies
|
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
|
|
237In Stock
|
|
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$30.08
|
|
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$27.65
|
|
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$21.39
|
|
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$20.69
|
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View
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$20.66
|
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$19.57
|
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Quote
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Min.: 1
Mult.: 1
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8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
- CY8C3246PVI-147
- Infineon Technologies
-
1:
$16.31
-
371In Stock
|
Mouser Part No
727-CY8C3246PVI-147
|
Infineon Technologies
|
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V
|
|
371In Stock
|
|
|
$16.31
|
|
|
$15.37
|
|
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$11.23
|
|
|
$10.81
|
|
|
View
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|
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$10.17
|
|
|
$9.86
|
|
|
Quote
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Min.: 1
Mult.: 1
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|
|
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
- CY8C3866AXI-040
- Infineon Technologies
-
1:
$36.60
-
297In Stock
|
Mouser Part No
727-CY8C3866AXI-040
|
Infineon Technologies
|
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V
|
|
297In Stock
|
|
|
$36.60
|
|
|
$29.38
|
|
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$25.77
|
|
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$25.02
|
|
|
View
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$24.78
|
|
|
$23.72
|
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Quote
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Min.: 1
Mult.: 1
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|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB10F2G-A-QFN20
- Silicon Labs
-
1:
$1.75
-
3,286In Stock
-
6,300Expected 23/10/2026
|
Mouser Part No
634-8SB10F2GAQF20
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
|
|
3,286In Stock
6,300Expected 23/10/2026
|
|
|
$1.75
|
|
|
$1.50
|
|
|
$1.31
|
|
|
$1.17
|
|
|
View
|
|
|
$1.09
|
|
|
$0.987
|
|
|
$0.90
|
|
|
$0.866
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
Development Boards & Kits - 8051 MCU University Kit includes Toolstick University Starter Kit and Textbook
- MCUNIVERSITYKIT
- Silicon Labs
-
1:
$105.43
-
Non-Stocked
|
Mouser Part No
634-MCUNIVERSITYKIT
|
Silicon Labs
|
Development Boards & Kits - 8051 MCU University Kit includes Toolstick University Starter Kit and Textbook
|
|
Non-Stocked
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
Development Boards & Kits - 8051 EFM8BB50 Explorer Kit
- BB50-EK2702A
- Silicon Labs
-
1:
$41.24
-
15In Stock
|
Mouser Part No
634-BB50-EK2702A
|
Silicon Labs
|
Development Boards & Kits - 8051 EFM8BB50 Explorer Kit
|
|
15In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
Development Boards & Kits - 8051 EFM8 BB52 Pro Kit
- BB52-PK5206B
- Silicon Labs
-
1:
$126.48
-
16In Stock
-
7On Order
|
Mouser Part No
634-BB52-PK5206B
|
Silicon Labs
|
Development Boards & Kits - 8051 EFM8 BB52 Pro Kit
|
|
16In Stock
7On Order
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
- EFM8BB10F8G-A-QFN20R
- Silicon Labs
-
1:
$1.25
-
11,606In Stock
-
73,500Expected 2/10/2026
|
Mouser Part No
634-8BB10F8GAQF20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU
|
|
11,606In Stock
73,500Expected 2/10/2026
|
|
|
$1.25
|
|
|
$1.06
|
|
|
$0.87
|
|
|
$0.813
|
|
|
View
|
|
|
$0.68
|
|
|
$0.718
|
|
|
$0.698
|
|
|
$0.68
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
- EFM8BB10F2G-A-QFN20R
- Silicon Labs
-
1:
$1.24
-
15,601In Stock
|
Mouser Part No
634-8BB10F2GAQF20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Busy Bee MCU
|
|
15,601In Stock
|
|
|
$1.24
|
|
|
$1.04
|
|
|
$0.898
|
|
|
$0.843
|
|
|
$0.62
|
|
|
View
|
|
|
$0.734
|
|
|
$0.677
|
|
|
$0.567
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB10F2G-A-QFN20R
- Silicon Labs
-
1:
$1.85
-
3,538In Stock
-
16,500Expected 1/12/2026
|
Mouser Part No
634-8SB10F2GAQF20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 2 kB flash 0.25 kB RAM 8-bit Sleepy Bee MCU
|
|
3,538In Stock
16,500Expected 1/12/2026
|
|
|
$1.85
|
|
|
$1.55
|
|
|
$1.33
|
|
|
$1.25
|
|
|
$0.90
|
|
|
View
|
|
|
$1.24
|
|
|
$1.10
|
|
|
$1.00
|
|
|
$0.866
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
- EFM8BB50F8G-A-SOIC16
- Silicon Labs
-
1:
$1.43
-
995In Stock
|
Mouser Part No
634-M8BB50F8GASOIC16
|
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
|
|
|
$1.43
|
|
|
$1.11
|
|
|
$0.987
|
|
|
$0.884
|
|
|
View
|
|
|
$0.827
|
|
|
$0.792
|
|
|
$0.767
|
|
|
$0.732
|
|
|
$0.713
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
- EFM8BB50F16I-A-SOIC16
- Silicon Labs
-
1:
$1.60
-
959In Stock
|
Mouser Part No
634-M8BB50F16IASIC16
|
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
|
|
|
$1.60
|
|
|
$1.24
|
|
|
$1.11
|
|
|
$0.994
|
|
|
View
|
|
|
$0.93
|
|
|
$0.891
|
|
|
$0.862
|
|
|
$0.823
|
|
|
$0.802
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
- EFM8BB50F4I-A-SOIC16
- Silicon Labs
-
1:
$1.33
-
648In Stock
|
Mouser Part No
634-M8BB50F4IASOIC16
|
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
|
|
|
$1.33
|
|
|
$1.03
|
|
|
$0.913
|
|
|
$0.821
|
|
|
View
|
|
|
$0.764
|
|
|
$0.73
|
|
|
$0.702
|
|
|
$0.67
|
|
|
$0.653
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
- EFM8BB50F16G-A-SOIC16
- Silicon Labs
-
1:
$1.63
-
1,546In Stock
|
Mouser Part No
634-M8BB50F16GASIC16
|
Silicon Labs
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
|
|
1,546In Stock
|
|
|
$1.63
|
|
|
$1.40
|
|
|
$1.23
|
|
|
$1.13
|
|
|
View
|
|
|
$0.994
|
|
|
$0.941
|
|
|
$0.792
|
|
|
$0.721
|
|
|
$0.699
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB10F8G-A-QFN24R
- Silicon Labs
-
1:
$2.45
-
3,031In Stock
|
Mouser Part No
634-8SB10F8GAQF24R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
|
|
3,031In Stock
|
|
|
$2.45
|
|
|
$2.04
|
|
|
$1.75
|
|
|
$1.66
|
|
|
$1.25
|
|
|
View
|
|
|
$1.63
|
|
|
$1.46
|
|
|
$1.32
|
|
|
$1.22
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB10F8G-A-QFN20R
- Silicon Labs
-
1:
$2.31
-
7,408In Stock
|
Mouser Part No
634-8SB10F8GAQF20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
|
|
7,408In Stock
|
|
|
$2.31
|
|
|
$1.92
|
|
|
$1.66
|
|
|
$1.56
|
|
|
$1.11
|
|
|
View
|
|
|
$1.37
|
|
|
$1.23
|
|
|
$1.09
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB20F64G-B-QFN32
- Silicon Labs
-
1:
$6.12
-
1,111In Stock
-
End of Life
|
Mouser Part No
634-EFM8SBF64GBQFN32
End of Life
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU
|
|
1,111In Stock
|
|
|
$6.12
|
|
|
$4.05
|
|
|
$3.43
|
|
|
$3.14
|
|
|
View
|
|
|
$2.99
|
|
|
$2.68
|
|
|
$2.64
|
|
|
$2.41
|
|
|
$2.39
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 0.5 kB RAM 12 GPIO BB5 8-bit MCU
- EFM8BB50F16G-A-QFN16R
- Silicon Labs
-
1:
$1.31
-
1,000In Stock
|
Mouser Part No
634-M8BB50F16GAFN16R
|
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
|
|
|
$1.31
|
|
|
$0.911
|
|
|
$0.817
|
|
|
$0.714
|
|
|
View
|
|
|
$0.634
|
|
|
$0.665
|
|
|
$0.635
|
|
|
$0.634
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
- EFM8BB51F16I-C-QFN20R
- Silicon Labs
-
1:
$1.51
-
12,398In Stock
|
Mouser Part No
634-EFM851F16IQFN20R
|
Silicon Labs
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU
|
|
12,398In Stock
|
|
|
$1.51
|
|
|
$1.29
|
|
|
$1.13
|
|
|
$1.04
|
|
|
$0.732
|
|
|
View
|
|
|
$0.964
|
|
|
$0.883
|
|
|
$0.808
|
|
|
$0.62
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
|
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
- EFM8SB10F8G-A-QFN20
- Silicon Labs
-
1:
$2.19
-
4,231In Stock
|
Mouser Part No
634-8SB10F8GAQF20
|
Silicon Labs
|
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Sleepy Bee MCU
|
|
4,231In Stock
|
|
|
$2.19
|
|
|
$1.86
|
|
|
$1.63
|
|
|
$1.47
|
|
|
View
|
|
|
$1.37
|
|
|
$1.19
|
|
|
$1.11
|
|
|
$1.09
|
|
Min.: 1
Mult.: 1
|
|
|
|
|
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 4 kB flash 0.5 kB RAM 9 GPIO BB5 8-bit MCU
- EFM8BB50F4G-A-QFN12
- Silicon Labs
-
1:
$1.02
-
706In Stock
|
Mouser Part No
634-M8BB50F4GAQFN12
|
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
|
|
|
$1.02
|
|
|
$0.789
|
|
|
$0.73
|
|
|
$0.672
|
|
|
View
|
|
|
$0.532
|
|
|
$0.509
|
|
|
$0.495
|
|
Min.: 1
Mult.: 1
|
|
|
Singapore