.hide-partial { max-height: none; } .show-more { display: none; }

8051 Core 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 488

Applied Filters:

Core = 8051

Manufacturer

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

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	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	Packaging
8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O CY8C3666AXI-052T Infineon Technologies 1,500: £7.97 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666AXI-052T Mouser Part No 727-CY8C3666AXI-052T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £7.97 Quote Quote	Min.: 1,500 Mult.: 1,500 : 1,500	8051			TQFP-100		12 bit		1.71 V	1.89 V	SMD/SMT	8 bit			CY8C3666	Reel
8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 CY8C3666LTI-027T Infineon Technologies 2,000: £11.00 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-027T Mouser Part No 727-CY8C3666LTI-027T	Infineon Technologies	8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £11.00	Min.: 2,000 Mult.: 2,000 : 2,000	8051					12 bit		1.71 V	1.89 V		8 bit			CY8C3666	Reel
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666LTI-050 Infineon Technologies 1: £17.02 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-050 Mouser Part No 727-CY8C3666LTI-050	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£17.02 £13.76 £13.19 £11.62 View £11.05 £10.74 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	67 MHz	12 bit	31 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3666	Tray
8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 CY8C3666LTI-050T Infineon Technologies 2,000: £10.46 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-050T Mouser Part No 727-CY8C3666LTI-050T	Infineon Technologies	8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £10.46	Min.: 2,000 Mult.: 2,000 : 2,000	8051					12 bit		1.71 V	1.89 V		8 bit			CY8C3666	Reel
8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz CY8C3666LTI-201 Infineon Technologies 1: £11.61 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-201 Mouser Part No 727-CY8C3666LTI-201	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£11.61 £9.30 £8.99 £8.15 View £7.86 £7.66 £7.48 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-68	67 MHz	12 bit	46 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3666	Tray
8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus CY8C3666LTI-201T Infineon Technologies 2,000: £7.25 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-201T Mouser Part No 727-CY8C3666LTI-201T	Infineon Technologies	8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £7.25 Quote Quote	Min.: 2,000 Mult.: 2,000 : 2,000	8051					12 bit		1.71 V	1.89 V		8 bit			CY8C3666	Reel
8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus CY8C3666LTI-203T Infineon Technologies 2,000: £8.01 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3666LTI-203T Mouser Part No 727-CY8C3666LTI-203T	Infineon Technologies	8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £8.01 Quote Quote	Min.: 2,000 Mult.: 2,000 : 2,000	8051					12 bit		1.71 V	1.89 V		8 bit			CY8C3666	Reel
8-bit Microcontrollers - MCU 8051 8bit 67MHz 32KB CY8C3865AXI-019T Infineon Technologies 1,500: £11.21 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3865AXI-019T Mouser Part No 727-CY8C3865AXI-019T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 32KB Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £11.21 Quote Quote	Min.: 1,500 Mult.: 1,500 : 1,500	8051	32 kB	4 kB	TQFP-100	67 MHz	20 bit		1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3865	Reel
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865LTI-014 Infineon Technologies 1,300: £10.21 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3865LTI-014 Mouser Part No 727-CY8C3865LTI-014	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£10.21 Quote Quote	Min.: 1,300 Mult.: 1,300	8051	32 kB	8 kB	QFN-68	67 MHz	20 bit	28 I/O	1.71 V	1.89 V	SMD/SMT	8 bit		+ 85 C	CY8C3865	Tray
8-bit Microcontrollers - MCU 32Kb Flash 4Kb SRAM PSoC 3 CY8C3865LTI-014T Infineon Technologies 2,000: £11.20 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3865LTI-014T Mouser Part No 727-CY8C3865LTI-014T	Infineon Technologies	8-bit Microcontrollers - MCU 32Kb Flash 4Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £11.20	Min.: 2,000 Mult.: 2,000 : 2,000	8051										8 bit			CY8C3865	Reel
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866AXI-035 Infineon Technologies 900: £12.87 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866AXI-035 Mouser Part No 727-CY8C3866AXI-035	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£12.87 View Quote	Min.: 900 Mult.: 900	8051	64 kB	8 kB	TQFP-100	67 MHz	20 bit	70 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 32Kb Flash 4Kb SRAM PSoC 3 CY8C3866AXI-035T Infineon Technologies 1,500: £12.97 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866AXI-035T Mouser Part No 727-CY8C3866AXI-035T	Infineon Technologies	8-bit Microcontrollers - MCU 32Kb Flash 4Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £12.97 Quote Quote	Min.: 1,500 Mult.: 1,500 : 1,500	8051										8 bit			CY8C3866	Reel
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866AXI-039 Infineon Technologies 450: £13.10 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866AXI-039 Mouser Part No 727-CY8C3866AXI-039	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£13.10 View Quote	Min.: 450 Mult.: 450	8051	64 kB	8 kB	TQFP-100	67 MHz	20 bit	72 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 CY8C3866AXI-039T Infineon Technologies 1,500: £13.16 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866AXI-039T Mouser Part No 727-CY8C3866AXI-039T	Infineon Technologies	8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £13.16 Quote Quote	Min.: 1,500 Mult.: 1,500 : 1,500	8051										8 bit			CY8C3866	Reel
8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz CY8C3866AXI-206 Infineon Technologies 450: £11.08 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866AXI-206 Mouser Part No 727-CY8C3866AXI-206	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypresspsoc3	Datasheet	Non-Stocked Lead-Time 10 Weeks	£11.08 £10.93 View Quote	Min.: 450 Mult.: 450	8051	64 kB	8 kB	TQFP-100	67 MHz	20 bit	62 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB CY8C3866LTI-030T Infineon Technologies 2,000: £11.34 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866LTI-030T Mouser Part No 727-CY8C3866LTI-030T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £11.34	Min.: 2,000 Mult.: 2,000 : 2,000	8051	64 kB	8 kB	QFN-48	67 MHz	20 bit		1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Reel
8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 CY8C3866LTI-067T Infineon Technologies 2,000: £11.03 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866LTI-067T Mouser Part No 727-CY8C3866LTI-067T	Infineon Technologies	8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £11.03	Min.: 2,000 Mult.: 2,000 : 2,000	8051										8 bit			CY8C3866	Reel
8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz CY8C3866LTI-207 Infineon Technologies 2,600: £12.41 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866LTI-207 Mouser Part No 727-CY8C3866LTI-207	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	£12.41 Quote Quote	Min.: 2,600 Mult.: 2,600	8051	64 kB	8 kB	QFN-68	67 MHz	20 bit	38 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 25 I/O CY8C3866PVI-070T Infineon Technologies 1,000: £10.86 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. CY8C3866PVI-070T Mouser Part No 727-CY8C3866PVI-070T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 25 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel £10.86 View Quote	Min.: 1,000 Mult.: 1,000 : 1,000	8051			SSOP-48						SMD/SMT	8 bit			CY8C3866	Reel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F342-GM Silicon Labs 1,533: £12.07 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F342-GM Mouser Part No 634-C8051F342-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	£12.07	Min.: 1,533 Mult.: 1,533	8051	64 kB	4.25 kB	QFN-32	48 MHz	10 bit	25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F342	Tube
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU C8051F346-GM Silicon Labs 1,533: £11.45 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F346-GM Mouser Part No 634-C8051F346-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	£11.45	Min.: 1,533 Mult.: 1,533	8051	64 kB	4.25 kB	QFN-32	25 MHz	10 bit	25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F346	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F34A-GM Silicon Labs 1,533: £12.33 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F34A-GM Mouser Part No 634-C8051F34A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silicon c8051f34x full speed flash mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	£12.33	Min.: 1,533 Mult.: 1,533	8051	64 kB	4.25 kB	LQFP-32	25 MHz	10 bit	25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F34A	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU C8051F391-A-GM Silicon Labs 1,911: £1.68 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F391-A-GM Mouser Part No 634-C8051F391-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	£1.68	Min.: 1,911 Mult.: 1,911	8051	16 kB	1 kB	QFN-24	50 MHz			1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F391	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU C8051F394-A-GM Silicon Labs 1: £2.97 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F394-A-GM Mouser Part No 634-C8051F394-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	£2.97 £2.23 £2.05 £1.85 View £1.75 £1.63 £1.60	Min.: 1 Mult.: 1	8051	8 kB	1 kB	QFN-24	50 MHz	10 bit	21 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F394	Tube
8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU C8051F395-A-GM Silicon Labs 1,911: £1.51 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part No. C8051F395-A-GM Mouser Part No 634-C8051F395-A-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 8 kB LFO 8-bit MCU Learn More about Silicon Labs siliconlabs c8051f37x	Datasheet	Non-Stocked Lead-Time 12 Weeks	£1.51 £1.48	Min.: 1,911 Mult.: 1,911	8051	8 kB	1 kB	QFN-24	50 MHz			1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	C8051F395	Tube