8-bit Microcontrollers - MCU

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PSOC™3 Programmable System-on-Chip

Infineon Technologies PSOC™3 Programmable System-on-Chip devices consist of four families based on the high-performance 8-bit 8051 processor. PSOC3 System-on-Chip devices include high-precision programmable analog capability (up to 20-bit resolution for an analog-to-digital converter) and expanded programmable digital resources integrated with powerful, industry-standard MCU cores and ample memory and communications peripherals.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-068 Infineon Technologies 1: ¥3,817 2,034In Stock	Mfr. Part # CY8C3866LTI-068 Mouser Part # 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	¥3,817 ¥3,016.4 ¥2,747.3 ¥2,617.7 View ¥2,529.7 ¥2,488.2 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	67 MHz	20 bit	31 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866PVI-021 Infineon Technologies 1: ¥3,733.9 1,924In Stock	Mfr. Part # CY8C3866PVI-021 Mouser Part # 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	¥3,733.9 ¥3,192.4 ¥2,657.6 ¥2,569.6 View ¥2,564.6 ¥2,328.7 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	SSOP-48	67 MHz	20 bit	31 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tube
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666LTI-027 Infineon Technologies 1: ¥3,611 147In Stock	Mfr. Part # CY8C3666LTI-027 Mouser Part # 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	¥3,611 ¥2,943.3 ¥2,694.1 ¥2,571.2 View ¥2,498.1 ¥2,428.4 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-68	67 MHz	12 bit	28 I/O	1.71 V	1.89 V	SMD/SMT	8 bit		+ 85 C	CY8C3666	Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245AXI-158 Infineon Technologies 1: ¥1,657.7 678In Stock	Mfr. Part # CY8C3245AXI-158 Mouser Part # 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	¥1,657.7 ¥1,322.2 ¥1,131.1 ¥1,092.9 View ¥1,086.3 ¥1,006.6 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	TQFP-100	50 MHz	12 bit	70 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3245	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246AXI-138 Infineon Technologies 1: ¥2,587.8 620In Stock	Mfr. Part # CY8C3246AXI-138 Mouser Part # 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	¥2,587.8 ¥2,044.7 ¥1,769 ¥1,710.8 View ¥1,579.6 ¥1,578 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	TQFP-100	50 MHz	12 bit	72 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-128 Infineon Technologies 1: ¥2,381.9 2,600In Stock	Mfr. Part # CY8C3246LTI-128 Mouser Part # 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	¥2,381.9 ¥1,876.9 ¥1,674.3 ¥1,611.2 View ¥1,541.4 ¥1,503.2 ¥1,468.3 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-68	50 MHz	12 bit	48 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tray
8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus CY8C3866LTI-207T Infineon Technologies 1: ¥4,381.7 1,999In Stock	Mfr. Part # CY8C3866LTI-207T Mouser Part # 727-CY8C3866LTI-207T	Infineon Technologies	8-bit Microcontrollers - MCU 5.50 V, PSoC 3 CapSense Plus Learn More about Infineon Technologies cypress psoc	Datasheet	1,999In Stock	Cut Tape ¥4,381.7 ¥3,428.3 ¥3,273.8 ¥2,974.9 View Reel ¥2,749 ¥2,873.5 ¥2,807.1 ¥2,755.6 ¥2,749 Quote	Min.: 1 Mult.: 1 : 2,000														CY8C3866	Reel, Cut Tape
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-122 Infineon Technologies 1: ¥1,732.4 586In Stock	Mfr. Part # CY8C3246PVI-122 Mouser Part # 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	¥1,732.4 ¥1,533.1 ¥1,184.3 ¥1,048.1 View ¥973.3 ¥970 ¥961.7 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	SSOP-48	50 MHz	12 bit	29 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tube
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446AXI-105 Infineon Technologies 1: ¥2,478.2 3,435In Stock	Mfr. Part # CY8C3446AXI-105 Mouser Part # 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	¥2,478.2 ¥1,955 ¥1,689.2 ¥1,636.1 View ¥1,634.4 ¥1,481.6 ¥1,383.6	Min.: 1 Mult.: 1	8051	64 kB	8 kB	TQFP-100	50 MHz	12 bit	70 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3446	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-067 Infineon Technologies 1: ¥3,632.6 286In Stock	Mfr. Part # CY8C3866LTI-067 Mouser Part # 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	¥3,632.6 ¥3,004.7 ¥2,702.4 ¥2,594.5 View ¥2,469.9 ¥2,420.1 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	67 MHz	20 bit	31 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-162 Infineon Technologies 1: ¥2,059.6 299In Stock	Mfr. Part # CY8C3246LTI-162 Mouser Part # 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	¥2,059.6 ¥1,674.3 ¥1,596.2 ¥1,386.9 View ¥1,323.8 ¥1,157.7 ¥1,116.2 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	50 MHz	12 bit	29 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3666AXI-052 Infineon Technologies 1: ¥2,898.4 338In Stock	Mfr. Part # CY8C3666AXI-052 Mouser Part # 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	¥2,898.4 ¥2,298.8 ¥1,993.2 ¥1,930.1 View ¥1,828.8 ¥1,827.1 ¥1,825.4 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	TQFP-100	67 MHz	12 bit	70 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3666	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246LTI-125 Infineon Technologies 1: ¥2,009.8 1,091In Stock	Mfr. Part # CY8C3246LTI-125 Mouser Part # 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	¥2,009.8 ¥1,574.6 ¥1,400.2 ¥1,347.1 View ¥1,287.3 ¥1,252.4 ¥1,207.5 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3246PVI-147 Infineon Technologies 1: ¥1,989.9 371In Stock	Mfr. Part # CY8C3246PVI-147 Mouser Part # 727-CY8C3246PVI-147	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	371In Stock	¥1,989.9 ¥1,876.9 ¥1,370.3 ¥1,318.8 View ¥1,282.3 ¥1,230.8 ¥1,200.9 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	SSOP-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tube
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-144 Infineon Technologies 1: ¥1,730.8 195In Stock	Mfr. Part # CY8C3245LTI-144 Mouser Part # 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	¥1,730.8 ¥1,348.7 ¥1,195.9 ¥1,149.4 View ¥1,097.9 ¥1,018.2 ¥998.3 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	QFN-48	50 MHz	12 bit	31 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3245	Tray
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245PVI-134 Infineon Technologies 1: ¥1,578 590In Stock	Mfr. Part # CY8C3245PVI-134 Mouser Part # 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	¥1,578 ¥1,382 ¥1,073 ¥1,031.5 View ¥920.2 ¥915.2 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	SSOP-48	50 MHz	12 bit	29 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3245	Tube
8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB CY8C3866AXI-040T Infineon Technologies 1: ¥4,459.8 559In Stock	Mfr. Part # CY8C3866AXI-040T Mouser Part # 727-CY8C3866AXI-040T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB Learn More about Infineon Technologies cypress psoc	Datasheet	559In Stock	Cut Tape ¥4,459.8 ¥3,587.8 ¥3,232.3 ¥3,121 View Reel ¥2,838.6 ¥3,061.2 ¥2,986.5 ¥2,863.6 ¥2,838.6 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	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	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32K Flash 67MHz 8051 0.5V to 5.5V CY8C3865AXI-019 Infineon Technologies 1: ¥3,848.5 220In Stock	Mfr. Part # CY8C3865AXI-019 Mouser Part # 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	¥3,848.5 ¥3,009.7 ¥2,875.2 ¥2,612.8 View ¥2,471.6 ¥2,431.7 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	TQFP-100	67 MHz	20 bit	72 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3865	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866LTI-030 Infineon Technologies 1: ¥2,832 824In Stock	Mfr. Part # CY8C3866LTI-030 Mouser Part # 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	¥2,832 ¥2,451.6 ¥2,313.8 ¥2,260.6 View ¥2,124.4 ¥2,072.9 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	QFN-68	67 MHz	20 bit	48 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tray
8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz CY8C3866AXI-208 Infineon Technologies 1: ¥3,933.2 262In Stock	Mfr. Part # CY8C3866AXI-208 Mouser Part # 727-CY8C3866AXI-208	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 8K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypresspsoc3	Datasheet	262In Stock	¥3,933.2 ¥3,117.7 ¥2,752.3 ¥2,504.8 View ¥2,443.3 Quote	Min.: 1 Mult.: 1	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 CY8C3866PVI-021T Infineon Technologies 1: ¥3,951.5 1,000In Stock	Mfr. Part # CY8C3866PVI-021T Mouser Part # 727-CY8C3866PVI-021T	Infineon Technologies	8-bit Microcontrollers - MCU 8051 8bit 67MHz 64KB Learn More about Infineon Technologies cypress psoc	Datasheet	1,000In Stock	Cut Tape ¥3,951.5 ¥3,192.4 ¥3,061.2 ¥2,697.5 View Reel ¥2,267.3 ¥2,564.6 ¥2,446.7 ¥2,267.3 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	8051	64 kB	8 kB	SSOP-48	67 MHz	20 bit		1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16K Flash 50MHz 8051 1.71V to 5.5V CY8C3244LTI-130 Infineon Technologies 1: ¥1,672.6 368In Stock	Mfr. Part # CY8C3244LTI-130 Mouser Part # 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	¥1,672.6 ¥1,300.6 ¥1,151.1 ¥1,104.6 View ¥1,054.7 ¥1,009.9 ¥978.3 Quote	Min.: 1 Mult.: 1	8051	16 kB	2 kB	QFN-68	50 MHz	12 bit	46 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3244	Tray
8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 CY8C3246AXI-131T Infineon Technologies 1: ¥2,421.7 1,500In Stock	Mfr. Part # CY8C3246AXI-131T Mouser Part # 727-CY8C3246AXI-131T	Infineon Technologies	8-bit Microcontrollers - MCU 64Kb Flash 8Kb SRAM PSoC 3 Learn More about Infineon Technologies cypress psoc	Datasheet	1,500In Stock	Cut Tape ¥2,421.7 ¥1,895.2 ¥1,730.8 ¥1,622.8 View Reel ¥1,440.1 ¥1,573 ¥1,513.2 ¥1,441.7 ¥1,440.1 Quote	Min.: 1 Mult.: 1 : 1,500	8051	64 kB	8 kB	TQFP-100	50 MHz	12 bit	70 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Reel, Cut Tape
8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O CY8C3246AXI-138T Infineon Technologies 1: ¥2,813.7 994In Stock	Mfr. Part # CY8C3246AXI-138T Mouser Part # 727-CY8C3246AXI-138T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 64KB FLASH 1.7-5.5V 62 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	994In Stock	Cut Tape ¥2,813.7 ¥2,137.7 ¥2,049.7 ¥1,805.5 View Reel ¥1,606.2 ¥1,717.5 ¥1,661 ¥1,607.8 ¥1,606.2 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	8051	64 kB	8 kB	TQFP-100	50 MHz	12 bit	72 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O CY8C3245LTI-139T Infineon Technologies 1: ¥1,815.5 2,655In Stock	Mfr. Part # CY8C3245LTI-139T Mouser Part # 727-CY8C3245LTI-139T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 25 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	2,655In Stock	Cut Tape ¥1,815.5 ¥1,403.5 ¥1,338.8 ¥1,162.7 View Reel ¥1,016.5 ¥1,109.5 ¥1,016.5 ¥1,016.5 Quote	Min.: 1 Mult.: 1 : 2,000	8051			QFN-48						SMD/SMT	8 bit			CY8C3245	Reel, Cut Tape

PSOC™3 Programmable System-on-Chip

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