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8051 Core Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 C51RC2 FLASH 32k TQFP44 Ind 5V GREEN AT89C51RC2T-RLTUL Microchip Technology 1: €7.90 2,782In Stock	Mfr. Part No. AT89C51RC2T-RLTUL Mouser Part No 556-AT89C51RC2TLTUL	Microchip Technology	8-bit Microcontrollers - MCU C51RC2 FLASH 32k TQFP44 Ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,782In Stock	€7.90 €7.25 €6.57	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	32 I/O	2.7 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866PVI-021 Infineon Technologies 1: €19.33 1,924In Stock	Mfr. Part No. CY8C3866PVI-021 Mouser Part No 727-CY8C3866PVI-021	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	1,924In Stock	€19.33 €16.53 €13.76 €13.30 View €12.94 €12.07 €12.01	Min.: 1 Mult.: 1	SMD/SMT	SSOP-48	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	31 I/O	1.71 V	1.89 V	+ 85 C	Tube
8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN AT89C51CC03CAT-RLTUM Microchip Technology 1: €9.49 1,726In Stock	Mfr. Part No. AT89C51CC03CAT-RLTUM Mouser Part No 556-AT89C51CC03CATUM	Microchip Technology	8-bit Microcontrollers - MCU CAN C51 64KFLASH TQFP44 CANBOOT GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,726In Stock	€9.49 €8.69 €7.88	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	64 kB	2 kB	10 bit	36 I/O	3 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-068 Infineon Technologies 1: €19.76 2,034In Stock	Mfr. Part No. CY8C3866LTI-068 Mouser Part No 727-CY8C3866LTI-068	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	2,034In Stock	€19.76 €15.63 €14.22 €13.56 View €12.07 €11.88 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	31 I/O	1.71 V	1.89 V	+ 85 C	Tray
RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAT CC2540F256RHAR Texas Instruments 1: €4.79 19,382In Stock	Mfr. Part No. CC2540F256RHAR Mouser Part No 595-CC2540F256RHAR	Texas Instruments	RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAT Learn More about Texas Instruments ticc2540	Datasheet	19,382In Stock	Cut Tape €4.79 €4.04 €3.83 €3.56 View Reel €3.29 €3.41 €3.31 €3.29 €3.29 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	VQFN-40	8051	8 bit		256 kB	8 kB		21 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN AT89C51IC2T-RLTUM Microchip Technology 1: €7.20 191In Stock	Mfr. Part No. AT89C51IC2T-RLTUM Mouser Part No 556-AT89C51IC2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32Kf I2C 32KHz TQFP44 I. 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	191In Stock	€7.20 €6.60 €5.99	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	34 I/O	2.7 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-122 Infineon Technologies 1: €8.98 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	€8.98 €7.94 €6.14 €5.55 View €5.04 €5.03 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 MCUs AT89x, 64KB Flash, TQFP-44 AT89C51RD2T-RLRUM Microchip Technology 1: €7.38 2,059In Stock	Mfr. Part No. AT89C51RD2T-RLRUM Mouser Part No 556-AT89C51RD2TLRUM	Microchip Technology	8-bit Microcontrollers - MCU MCUs AT89x, 64KB Flash, TQFP-44 Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	2,059In Stock	Cut Tape €7.38 €7.19 Reel €6.13	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-44	8051	8 bit	60 MHz	64 kB	2 kB		34 I/O	2.7 V	5.5 V	+ 85 C	Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666LTI-027 Infineon Technologies 1: €19.01 147In Stock	Mfr. Part No. CY8C3666LTI-027 Mouser Part No 727-CY8C3666LTI-027	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	147In Stock	€19.01 €15.24 €13.95 €13.49 View €12.93 €12.57 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	67 MHz	64 kB	8 kB	12 bit	28 I/O	1.71 V	1.89 V	+ 85 C	Tray
8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN AT80C51RD2T-RLTUM Microchip Technology 1: €3.42 1,929In Stock	Mfr. Part No. AT80C51RD2T-RLTUM Mouser Part No 556-AT80C51RD2TLTUM	Microchip Technology	8-bit Microcontrollers - MCU C51RD2 ROMless TQFP44 Ind 5V GREEN Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	1,929In Stock	€3.42 €3.14 €2.85	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	40 MHz		1.25 kB	No ADC	32 I/O	2.7 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245AXI-158 Infineon Technologies 1: €8.58 678In Stock	Mfr. Part No. CY8C3245AXI-158 Mouser Part No 727-CY8C3245AXI-158	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	678In Stock	€8.58 €6.85 €5.86 €5.66 View €5.62 €5.21 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	32 kB	4 kB	12 bit	70 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V AT89C51RC-24AU Microchip Technology 1: €2.71 3,742In Stock	Mfr. Part No. AT89C51RC-24AU Mouser Part No 556-A89C51RC-24AU	Microchip Technology	8-bit Microcontrollers - MCU 32K FLASH 4.0 TO 5.5V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	3,742In Stock	€2.71 €2.50	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	24 MHz	32 kB	512 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-128 Infineon Technologies 1: €12.33 2,600In Stock	Mfr. Part No. CY8C3246LTI-128 Mouser Part No 727-CY8C3246LTI-128	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	2,600In Stock	€12.33 €9.72 €8.67 €8.34 View €7.98 €7.78 €7.60 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	48 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: €13.40 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	€13.40 €10.59 €9.16 €8.86 View €8.18 €8.17 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 8051 25 MHz 16 kB LFO 8-bit MCU C8051F336-GM Silicon Labs 1: €9.70 2,590In Stock NRND	Mfr. Part No. C8051F336-GM Mouser Part No 634-C8051F336-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 16 kB LFO 8-bit MCU	Datasheet	2,590In Stock	€9.70 €7.78 €6.91 €6.55 View €6.30 €6.17 €6.04 €5.74 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-20	8051	8 bit	25 MHz	16 kB	768 B	10 bit	17 I/O	2.7 V	3.6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V AT89C51IC2-SLSUL Microchip Technology 1: €7.75 460In Stock	Mfr. Part No. AT89C51IC2-SLSUL Mouser Part No 556-A89C51IC2SLSUL	Microchip Technology	8-bit Microcontrollers - MCU C51IC2 32K FLASH I2C 32KHz 3V Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	460In Stock	€7.75 €7.11 €6.44	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	32 kB	1.25 kB	No ADC	34 I/O	2.7 V	3.6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind AT89C51RB2-SLSUL Microchip Technology 1: €7.01 286In Stock	Mfr. Part No. AT89C51RB2-SLSUL Mouser Part No 556-A89C51RB2SLSUL	Microchip Technology	8-bit Microcontrollers - MCU C51RB2 FLASH 3V 16k Ind Learn More about Microchip Technology microchip at89c51 mcus	Datasheet	286In Stock	€7.01 €6.44 €5.81	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	60 MHz	16 kB	1.25 kB	No ADC	32 I/O	2.7 V	3.6 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V AT89S51-24JU Microchip Technology 1: €4.10 349In Stock	Mfr. Part No. AT89S51-24JU Mouser Part No 556-A89S51-24JU	Microchip Technology	8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V	Datasheet	349In Stock	€4.10 €3.75 €3.74	Min.: 1 Mult.: 1	SMD/SMT	PLCC-44	8051	8 bit	24 MHz	4 kB	128 B	No ADC	32 I/O	4 V	5.5 V	+ 85 C	Tube
8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24 C8051F390-A-GMR Silicon Labs 1: €3.75 1,497In Stock	Mfr. Part No. C8051F390-A-GMR Mouser Part No 634-C8051F390-A-GMR	Silicon Labs	8-bit Microcontrollers - MCU 16kB/1kB RAM, 10b ADC, 10b 2xDAC, QFN24	Datasheet	1,497In Stock	Cut Tape €3.75 €2.83 €2.60 €2.34 View Reel €2.03 €2.22 €2.21 €2.07 €2.03 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-24	8051	8 bit	50 MHz	16 kB	1 kB	10 bit	21 I/O	1.8 V	3.6 V	+ 105 C	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446AXI-105 Infineon Technologies 1: €12.83 3,435In Stock	Mfr. Part No. CY8C3446AXI-105 Mouser Part No 727-CY8C3446AXI-105	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	3,435In Stock	€12.83 €10.12 €8.75 €8.47 View €8.46 €7.67 €7.16	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	8051	8 bit	50 MHz	64 kB	8 kB	12 bit	70 I/O	1.71 V	5.5 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-067 Infineon Technologies 1: €18.81 286In Stock	Mfr. Part No. CY8C3866LTI-067 Mouser Part No 727-CY8C3866LTI-067	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	286In Stock	€18.81 €15.56 €13.99 €13.43 View €12.79 €12.53 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	8051	8 bit	67 MHz	64 kB	8 kB	20 bit	31 I/O	1.71 V	1.89 V	+ 85 C	Tray
8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers DS87C520-MNL+ Analog Devices / Maxim Integrated 1: €54.73 304In Stock	Mfr. Part No. DS87C520-MNL+ Mouser Part No 700-DS87C520-MNL	Analog Devices / Maxim Integrated	8-bit Microcontrollers - MCU EPROM/ROM High-Speed Microcontrollers Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	304In Stock	€54.73 €53.52 €53.37	Min.: 1 Mult.: 1	Through Hole	PDIP-40	8051	8 bit	33 MHz	16 kB	1 kB	No ADC	32 I/O	4.5 V	5.5 V	+ 85 C	Tube
RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAR CC2540F256RHAT Texas Instruments 1: €7.14 695In Stock	Mfr. Part No. CC2540F256RHAT Mouser Part No 595-CC2540F256RHAT	Texas Instruments	RF Microcontrollers - MCU RF Bluetooth SMART S OC with USB BLE A 5 A 595-CC2540F256RHAR Learn More about Texas Instruments ticc2540	Datasheet	695In Stock	Cut Tape €7.14 €5.59 €5.19 €4.74 Reel €4.38 View €4.28 €4.17 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-40	8051	8 bit		256 kB	8 kB		21 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm SI1060-A-GM Silicon Labs 1: €10.70 1,854In Stock NRND	Mfr. Part No. SI1060-A-GM Mouser Part No 634-SI1060-A-GM NRND	Silicon Labs	RF Microcontrollers - MCU RF+MCU 8051 25 MHz 16 kB +20 dBm Learn More about Silicon Labs siliconlabssi100x	Datasheet	1,854In Stock	€10.70 €8.20 €7.63 €7.01 View €6.53 €6.38	Min.: 1 Mult.: 1	SMD/SMT	QFN-36	8051	8 bit	25 MHz	64 kB	4 kB	10 bit	11 I/O	1.8 V	3.6 V	+ 85 C	Tray
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V AT89LP51RD2-20AU Microchip Technology 1: €4.39 872In Stock	Mfr. Part No. AT89LP51RD2-20AU Mouser Part No 556-AT89LP51RD2-20AU	Microchip Technology	8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V Learn More about Microchip Technology atmelat89lp52	Datasheet	872In Stock	€4.39 €4.03 €3.66	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	8051	8 bit	20 MHz	64 kB	256 B	10 bit	40 I/O	2.4 V	5.5 V	+ 85 C	Tray