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8051 microcontroller Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Packaging
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-122 Infineon Technologies 1: $14.18 586In Stock	Mfr. Part No. CY8C3246PVI-122 Mouser Part No 727-CY8C3246PVI-122	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	586In Stock	$14.18 $12.55 $9.70 $8.60 View $7.97 $7.94 $7.89 Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-162 Infineon Technologies 1: $16.86 299In 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	299In Stock	$16.86 $13.71 $13.07 $11.36 View $10.84 $9.29 $9.07 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666AXI-052 Infineon Technologies 1: $23.73 338In Stock	Mfr. Part No. CY8C3666AXI-052 Mouser Part No 727-CY8C3666AXI-052	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	338In Stock	$23.73 $18.82 $16.32 $15.80 View $14.97 $14.96 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	67 MHz	64 kB	8 kB	12 bit	70 I/O	1.71 V	1.89 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB22F16G-C-QFN28R Silicon Labs 1: $2.69 2,666In Stock	Mfr. Part No. EFM8BB22F16G-C-QFN28R Mouser Part No 634-8BB22F16GCQFN28R	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	2,666In Stock	Cut Tape $2.69 $1.97 $1.80 $1.60 View Reel $1.32 $1.51 $1.46 $1.34 $1.32 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-28	CIP-51 8051	8 bit	50 MHz	16 kB	2.3 kB	12 bit	22 I/O	2.2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64I-D-4QFN24 Silicon Labs 1: $3.88 3,058In Stock	Mfr. Part No. EFM8BB31F64I-D-4QFN24 Mouser Part No 634-EF8BB31F64ID4F24	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3,058In Stock	$3.88 $2.88 $2.64 $2.37 View $2.24 $2.19 $2.03 $1.78	Min.: 1 Mult.: 1	SMD/SMT	QFN-24	CIP-51 8051	8 bit	50 MHz	64 kB	4.35 kB	10 bit, 12 bit	20 I/O	2.2 V	3.6 V	+ 125 C	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64G-D-QFP32 Silicon Labs 1: $4.13 5,518In Stock	Mfr. Part No. EFM8BB31F64G-D-QFP32 Mouser Part No 634-EF8BB31F64GDQP32	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	5,518In Stock	$4.13 $3.11 $2.84 $2.56 View $2.41 $2.35 $2.24 $2.09 $2.07	Min.: 1 Mult.: 1	SMD/SMT	QFP-32	CIP-51 8051	8 bit	50 MHz	64 kB	4.35 kB	10 bit, 12 bit	28 I/O	2.2 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-144 Infineon Technologies 1: $14.17 195In Stock	Mfr. Part No. CY8C3245LTI-144 Mouser Part No 727-CY8C3245LTI-144	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	195In Stock	$14.17 $11.04 $9.79 $9.41 View $8.99 $8.42 $8.21 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	32 kB	4 kB	12 bit	31 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246AXI-138 Infineon Technologies 1: $21.19 620In Stock	Mfr. Part No. CY8C3246AXI-138 Mouser Part No 727-CY8C3246AXI-138	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	620In Stock	$21.19 $16.74 $14.48 $14.01 View $12.93 $12.92 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	72 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245PVI-134 Infineon Technologies 1: $12.92 590In Stock	Mfr. Part No. CY8C3245PVI-134 Mouser Part No 727-CY8C3245PVI-134	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	590In Stock	$12.92 $11.32 $8.79 $8.45 View $7.93 $7.52 $7.43 Quote	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	8 bit	50 MHz	32 kB	4 kB	12 bit	29 I/O	1.71 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-125 Infineon Technologies 1: $16.46 1,091In Stock	Mfr. Part No. CY8C3246LTI-125 Mouser Part No 727-CY8C3246LTI-125	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	1,091In Stock	$16.46 $12.89 $11.46 $11.03 View $10.54 $10.25 $9.87 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	31 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F16G-C-TSSOP28 Silicon Labs 1: $1.48 8,238In Stock	Mfr. Part No. EFM8BB52F16G-C-TSSOP28 Mouser Part No 634-EFM852F16GTSOP28	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	8,238In Stock	$1.48 $1.06 $0.956 $0.913 View $0.785 $0.752 $0.728 $0.695 $0.679	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-28				16 kB	1.28 kB		25 I/O	1.8 V	5.5 V	+ 85 C	Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F32G-D-QFN24R Silicon Labs 1: $2.76 8,102In Stock	Mfr. Part No. EFM8BB31F32G-D-QFN24R Mouser Part No 634-EF8BB31F32GDF24R	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	8,102In Stock	Cut Tape $2.76 $2.04 $1.86 $1.66 $1.65 Reel $1.65 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-24	CIP-51 8051	8 bit	50 MHz	32 kB	2.3 kB	10 bit, 12 bit	20 I/O	2.2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFN32 Silicon Labs 1: $4.71 2,603In Stock	Mfr. Part No. EFM8LB12F64E-C-QFN32 Mouser Part No 634-LB12F64ECQFN32	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	2,603In Stock	$4.71 $3.81 $3.41 $3.14 View $2.90 $2.82 $2.38	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	8 bit	72 MHz	64 kB	4.25 kB	10 bit/12 bit/14 bit	29 I/O	2.2 V	3.6 V	+ 105 C	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-030 Infineon Technologies 1: $23.95 824In Stock	Mfr. Part No. CY8C3866LTI-030 Mouser Part No 727-CY8C3866LTI-030	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	824In Stock	$23.95 $20.50 $19.37 $18.78 View $17.42 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	48 I/O	1.71 V	1.89 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865AXI-019 Infineon Technologies 1: $31.51 220In Stock	Mfr. Part No. CY8C3865AXI-019 Mouser Part No 727-CY8C3865AXI-019	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	220In Stock	$31.51 $24.64 $23.54 $21.39 View $20.24 $19.91 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	67 MHz	32 kB	4 kB	20 bit	72 I/O	1.71 V	1.89 V	+ 85 C	Tray
8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85 N76E003AQ20 Nuvoton 1: $2.03 1,126In Stock	Mfr. Part No. N76E003AQ20 Mouser Part No 503-N76E003AQ20	Nuvoton	8-bit Microcontrollers - MCU Low Pin Count 8051 Series; 2.4V to 5.5V; -40 to 85	Datasheet	1,126In Stock	Cut Tape $2.03 $1.29 $1.15 $0.948 Reel $0.627 View $0.827 $0.783 $0.673 $0.62 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-20	8051	8 bit	16 MHz	18 kB	256 B	12 bit	18 I/O	2.4 V	5.5 V	+ 105 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL AT89LP51-20JU Microchip Technology 1: $4.71 404In Stock	Mfr. Part No. AT89LP51-20JU Mouser Part No 556-AT89LP51-20JU	Microchip Technology	8-bit Microcontrollers - MCU Single Cycle 8051 4K ISP FL Learn More about Microchip Technology atmelat89lp52	Datasheet	404In Stock	$4.71 $4.39 View Quote	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	20 MHz	4 kB	256 B	No ADC	36 I/O	2.4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8G-C-QFN20R Silicon Labs 1: $1.25 9,875In Stock	Mfr. Part No. EFM8BB51F8G-C-QFN20R Mouser Part No 634-EFM851F8GCQFN20R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	9,875In Stock	Cut Tape $1.25 $0.88 $0.789 $0.69 Reel $0.563 View $0.642 $0.613 $0.589 $0.548	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-20				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F32G-C-QFN32 Silicon Labs 1: $1.32 1,683In Stock	Mfr. Part No. EFM8BB52F32G-C-QFN32 Mouser Part No 634-EFM852F32GCQFN32	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	1,683In Stock	$1.32 $0.941 $0.847 $0.745 View $0.695 $0.665 $0.645 $0.616 $0.601	Min.: 1 Mult.: 1	SMD/SMT	QFN-32				32 kB	2.25 kB		16 I/O	1.8 V	5.5 V	+ 85 C	Cut Tape
8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU EFM8UB20F32G-B-QFN32 Silicon Labs 1: $4.39 587In Stock	Mfr. Part No. EFM8UB20F32G-B-QFN32 Mouser Part No 634-EFM8UBF32GBQFN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 48 MHz 32 kB flash 2 kB RAM 8-bit Universal Bee MCU	Datasheet	587In Stock	$4.39 $3.30 $3.02 $2.71 View $2.56 $2.50 $2.38 $2.30 $2.24	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	8 bit	48 MHz	32 kB	2.25 kB	10 bit	25 I/O	3.3 V	3.3 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFN24R Silicon Labs 1: $4.71 4,089In Stock	Mfr. Part No. EFM8LB12F64E-C-QFN24R Mouser Part No 634-LB12F64ECQFN24R	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	4,089In Stock	Cut Tape $4.71 $3.85 $3.33 $3.16 View Reel $2.26 $2.80 $2.67 $2.26	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	QFN-24	CIP-51 8051	8 bit	72 MHz	64 kB	4.25 kB	10 bit/12 bit/14 bit	20 I/O	2.2 V	3.6 V	+ 105 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V CY8C3244LTI-130 Infineon Technologies 1: $13.70 368In Stock	Mfr. Part No. CY8C3244LTI-130 Mouser Part No 727-CY8C3244LTI-130	Infineon Technologies	8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	368In Stock	$13.70 $10.65 $9.42 $9.04 View $8.64 $8.26 $8.01 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	50 MHz	16 kB	2 kB	12 bit	46 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU EFM8BB52F16I-C-TSSOP28R Silicon Labs 1: $2.72 2,435In Stock	Mfr. Part No. EFM8BB52F16I-C-TSSOP28R Mouser Part No 634-EFM852F16ITOP28R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 16 kB flash 1.28 kB RAM 25 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	2,435In Stock	Cut Tape $2.72 $1.74 $1.55 $1.27 Reel $0.797 View $1.11 $1.05 $0.911 $0.796	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TSSOP-28				16 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN24R Silicon Labs 1: $3.92 1,500In Stock	Mfr. Part No. EFM8SB20F64G-B-QFN24R Mouser Part No 634-EFM8SB64GBQFN24R	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1,500In Stock	Cut Tape $3.92 $2.92 $2.67 $2.39 View Reel $1.80 $2.26 $2.22 $2.09 $1.80 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT		CIP-51 8051	8 bit	25 MHz	64 kB	4.25 kB	10 bit	16 I/O	1.8 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU EFM8BB51F8I-C-TSSOP20 Silicon Labs 1: $1.36 166In Stock	Mfr. Part No. EFM8BB51F8I-C-TSSOP20 Mouser Part No 634-EFM851F8ICTSOP20	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 8 kB flash 1.28 kB RAM 16 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	166In Stock	$1.36 $0.971 $0.874 $0.768 View $0.718 $0.687	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-20				8 kB	1.28 kB		16 I/O	1.8 V	5.5 V	+ 125 C	Cut Tape