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Semiconductors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8A-A-QFN20 Silicon Labs 1: $2.55 20In Stock	Mfr. Part No. EFM8BB10F8A-A-QFN20 Mouser Part No 634-FM8BB10F8AAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	20In Stock	$2.55 $1.89 $1.72 $1.54 View $1.46 $1.40 $1.35 $1.33 $1.29	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446LTI-085 Infineon Technologies 1: $16.15 6In Stock	Mfr. Part No. CY8C3446LTI-085 Mouser Part No 727-CY8C3446LTI-085	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	6In Stock	$16.15 $12.64 $11.38 $10.76 View $10.27 $9.97 $9.80 Quote	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 LaunchPad developmen t kit for CC2340R S Texas Instruments LP-EM-CC2340R53 LP-EM-CC2340R53 Texas Instruments 1: $33.00 9In Stock 16Expected 12/11/2026 New Product	Mfr. Part No. LP-EM-CC2340R53 Mouser Part No 595-LP-EM-CC2340R53 New Product	Texas Instruments	Development Boards & Kits - 8051 LaunchPad developmen t kit for CC2340R S	Datasheet	9In Stock 16Expected 12/11/2026	$33.00	Min.: 1 Mult.: 1 Max.: 10
8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU EFM8LB11F32E-C-QFN24R Silicon Labs 1: $2.79 12In Stock	Mfr. Part No. EFM8LB11F32E-C-QFN24R Mouser Part No 634-LB11F32ECQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 32 kB flash 2.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	12In Stock	Cut Tape $2.79 $2.07 $1.90 $1.70 Reel $1.45 View $1.61 $1.57 $1.49 $1.42	Min.: 1 Mult.: 1 : 2,500
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-149 Infineon Technologies 1: $14.36 8In Stock	Mfr. Part No. CY8C3246LTI-149 Mouser Part No 727-CY8C3246LTI-149	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	8In Stock	$14.36 $11.15 $10.06 $9.48 View $9.04 $8.77 $8.36 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32I-D-4QFN24 Silicon Labs 1: $2.41 375In Stock	Mfr. Part No. EFM8BB31F32I-D-4QFN24 Mouser Part No 634-EF8BB31F32ID4F24	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	375In Stock	$2.41 $1.78 $1.62 $1.45 View $1.37 $1.33 $1.28 $1.24 $1.21	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F4G-A-QFN20 Silicon Labs 1: $1.22 218In Stock	Mfr. Part No. EFM8BB10F4G-A-QFN20 Mouser Part No 634-8BB10F4GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 4 kB Flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	218In Stock	$1.22 $0.89 $0.805 $0.712 View $0.667 $0.64 $0.612 $0.594 $0.58	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V AT89C51RC-24PU Microchip Technology 1: $5.17 999In Stock	Mfr. Part No. AT89C51RC-24PU Mouser Part No 556-A89C51RC-24PU	Microchip Technology	8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	999In Stock	$5.17 $4.75 $4.68	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-162 Infineon Technologies 1: $12.40 2In Stock	Mfr. Part No. CY8C3246LTI-162 Mouser Part No 727-CY8C3246LTI-162	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	2In Stock	$12.40 $10.08 $9.61 $8.35 View $7.97 $6.97 $6.72 Quote	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU EFM8LB10F16E-C-QFN24 Silicon Labs 1: $2.25 90In Stock	Mfr. Part No. EFM8LB10F16E-C-QFN24 Mouser Part No 634-LB10F16ECQFN24	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	90In Stock	$2.25 $1.66 $1.51 $1.35 View $1.27 $1.23 $1.19 $1.16 $1.13	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 EFM8 BB51 Explorer Kit BB51-EK2700A Silicon Labs 1: $28.18 35In Stock	Mfr. Part No. BB51-EK2700A Mouser Part No 634-BB51-EK2700A	Silicon Labs	Development Boards & Kits - 8051 EFM8 BB51 Explorer Kit Learn More about Silicon Labs silabs bb51ek2700a bb52ek2701a explorer kits	Datasheet	35In Stock	$28.18	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL AT89LP3240-20AU Microchip Technology 1: $10.49 60In Stock	Mfr. Part No. AT89LP3240-20AU Mouser Part No 556-AT89LP3240-20AU	Microchip Technology	8-bit Microcontrollers - MCU Sngl-Cycle 8051 IND 2.4-3.6V 32K ISP FL	Datasheet	60In Stock	$10.49 $9.65 $9.49	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 EFM8 BB52 Explorer Kit BB52-EK2701A Silicon Labs 1: $27.00 32In Stock	Mfr. Part No. BB52-EK2701A Mouser Part No 634-BB52-EK2701A	Silicon Labs	Development Boards & Kits - 8051 EFM8 BB52 Explorer Kit Learn More about Silicon Labs silabs bb51ek2700a bb52ek2701a explorer kits	Datasheet	32In Stock	$27.00	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 EASY8051 V6 LCD 2X16 DEVELOPMENT SYSTEM MIKROE-455 Mikroe 1: $229.00 3In Stock	Mfr. Part No. MIKROE-455 Mouser Part No 932-MIKROE-455	Mikroe	Development Boards & Kits - 8051 EASY8051 V6 LCD 2X16 DEVELOPMENT SYSTEM	Datasheet	3In Stock	$229.00	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 EFM8 BB51 Pro Kit BB51-PK5207B Silicon Labs 1: $92.00 6In Stock	Mfr. Part No. BB51-PK5207B Mouser Part No 634-BB51-PK5207B	Silicon Labs	Development Boards & Kits - 8051 EFM8 BB51 Pro Kit Learn More about Silicon Labs silabs bb51pk5207b bb52pk5207b pro kits	Datasheet	6In Stock	$92.00	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU EFM8LB11F16E-C-QFP32 Silicon Labs 1: $3.00 36In Stock NRND	Mfr. Part No. EFM8LB11F16E-C-QFP32 Mouser Part No 634-LB11F16ECQFP32 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 16 kB flash 1.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	36In Stock	$3.00 $2.24 $2.04 $1.83 View $1.73 $1.69 $1.61 $1.56 $1.53	Min.: 1 Mult.: 1
Development Boards & Kits - 8051 EFM8BB3 Busy Bee Starter Kit SLSTK2022A Silicon Labs 1: $107.00 9In Stock	Mfr. Part No. SLSTK2022A Mouser Part No 634-SLSTK2022A	Silicon Labs	Development Boards & Kits - 8051 EFM8BB3 Busy Bee Starter Kit Learn More about Silicon Labs silabs efm8bb3 slstk2022a	Datasheet	9In Stock	$107.00	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC AT89S2051-24SU Microchip Technology 1: $2.61 3In Stock	Mfr. Part No. AT89S2051-24SU Mouser Part No 556-A89S2051-24SU	Microchip Technology	8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC	Datasheet	3In Stock	$2.61 $2.39 $2.18	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-QFN20 Silicon Labs 1: $1.64 17,031On Order	Mfr. Part No. EFM8SB10F8G-A-QFN20 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 Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	17,031On Order On Order Ship Dates Mfr. No: EFM8SB10F8G-A-QFN20 Stock: 0 On Order: 2,331 Expected 10/11/2026 14,700 Expected 18/12/2026 Factory Lead Time: 12 Weeks	$1.64 $1.22 $1.11 $0.979 View $0.919 $0.883 $0.873 $0.816 $0.798	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB10F16G-C-QFN20R Silicon Labs 1: $2.64 49,037On Order	Mfr. Part No. EFM8UB10F16G-C-QFN20R Mouser Part No 634-8UB10F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	49,037On Order On Order Ship Dates Mfr. No: EFM8UB10F16G-C-QFN20R Stock: 0 On Order: 40,037 Expected 08/01/2027 9,000 Expected 12/01/2027 Factory Lead Time: 31 Weeks	Cut Tape $2.64 $2.21 $1.94 $1.84 View Reel $1.51 $1.80 $1.61 $1.51 $1.51 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB21F16G-C-QFN20R Silicon Labs 1: $1.60 93,467Expected 08/01/2027	Mfr. Part No. EFM8BB21F16G-C-QFN20R Mouser Part No 634-8BB21F16GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	93,467Expected 08/01/2027	Cut Tape $1.60 $1.17 $1.06 $0.943 View Reel $0.788 $0.886 $0.851 $0.841 $0.788 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFP32 Silicon Labs 1: $3.96 23,750On Order NRND	Mfr. Part No. EFM8LB12F64E-C-QFP32 Mouser Part No 634-LB12F64ECQFP32 NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	23,750On Order On Order Ship Dates Mfr. No: EFM8LB12F64E-C-QFP32 Stock: 0 On Order: 6,250 Expected 08/01/2027 17,500 Expected 15/01/2027 Factory Lead Time: 26 Weeks	$3.96 $3.20 $2.81 $2.67 View $2.50 $2.40	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-QFN20 Silicon Labs 1: $1.20 2,519Expected 17/11/2026	Mfr. Part No. EFM8BB10F8G-A-QFN20 Mouser Part No 634-8BB10F8GAQF20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2,519Expected 17/11/2026	$1.20 $0.869 $0.787 $0.695 View $0.652 $0.625 $0.598 $0.581 $0.566	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU EFM8BB10F8I-A-QFN20 Silicon Labs 1: $1.35 5,040On Order	Mfr. Part No. EFM8BB10F8I-A-QFN20 Mouser Part No 634-FM8BB10F8IAQFN20	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	5,040On Order On Order Ship Dates Mfr. No: EFM8BB10F8I-A-QFN20 Stock: 0 On Order: 2,520 Expected 04/12/2026 2,520 Expected 21/01/2027 Factory Lead Time: 12 Weeks	$1.35 $0.978 $0.885 $0.782 View $0.733 $0.704 $0.672 $0.653 $0.638	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-SOIC16 Silicon Labs 1: $1.24 3,017Expected 27/11/2026	Mfr. Part No. EFM8BB10F8G-A-SOIC16 Mouser Part No 634-8BB10F8GASO16	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 8 kB flash 0.5 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3,017Expected 27/11/2026	$1.24 $1.04 $0.836 $0.769 View $0.743 $0.695 $0.678 $0.662 $0.653	Min.: 1 Mult.: 1

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Semiconductors

Types of Semiconductors