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Infineon 8-bit Microcontrollers - MCU

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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.	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 IC MCU 16K FLSH 256B SRAM CY8C27443-24PVXI Infineon Technologies 1: $11.60 1,074In Stock	Mfr. Part No. CY8C27443-24PVXI Mouser Part No 727-CY8C27443-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	1,074In Stock	$11.60 $10.04 $8.26 $7.84 View $7.65 $7.12 $7.09 Quote	Min.: 1 Mult.: 1	M8C	16 kB	256 B	SSOP-28	24 MHz	14 bit	16 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27443	Tube
8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM CY8C27443-24SXI Infineon Technologies 1: $11.89 498In Stock	Mfr. Part No. CY8C27443-24SXI Mouser Part No 727-CY8C27443-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	498In Stock	$11.89 $10.20 $8.52 $8.04 View $7.85 $7.82 $7.27 Quote	Min.: 1 Mult.: 1	M8C	16 kB	256 B	SOIC-28	24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27443	Tube
8-bit Microcontrollers - MCU 16K FlSh 256B RAM IND CY8C27443-24SXIT Infineon Technologies 1: $12.28 256In Stock	Mfr. Part No. CY8C27443-24SXIT Mouser Part No 727-CY8C2744324SXIT	Infineon Technologies	8-bit Microcontrollers - MCU 16K FlSh 256B RAM IND Learn More about Infineon Technologies cypress psoc1	Datasheet	256In Stock	Cut Tape $12.28 $9.62 $8.56 $8.23 View Reel $7.24 $7.96 $7.69 $7.24 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	M8C	16 kB	256 B		24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27443	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM CY8C27643-24PVXI Infineon Technologies 1: $13.57 495In Stock	Mfr. Part No. CY8C27643-24PVXI Mouser Part No 727-CY8C27643-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	495In Stock	$13.57 $11.91 $9.77 $9.42 View $9.32 $8.87 $8.74 Quote	Min.: 1 Mult.: 1	M8C	16 kB	256 B	SSOP-48	24 MHz	14 bit	44 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27643	Tube
8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1 CY8C28433-24PVXI Infineon Technologies 1: $11.18 842In Stock	Mfr. Part No. CY8C28433-24PVXI Mouser Part No 727-CY8C2843324PVXI	Infineon Technologies	8-bit Microcontrollers - MCU 16K Flash 1K SRAM PSoC 1 Learn More about Infineon Technologies cypress psoc1	Datasheet	842In Stock	$11.18 $8.65 $8.25 $7.16 View $6.84 $6.24 $5.78 Quote	Min.: 1 Mult.: 1	M8C	16 kB	1 kB	SSOP-28	24 MHz	10 bit	24 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C28433	Tube
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-163 Infineon Technologies 1: $9.75 533In Stock	Mfr. Part No. CY8C3245LTI-163 Mouser Part No 727-CY8C3245LTI-163	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	533In Stock	$9.75 $7.59 $6.72 $6.45 View $6.15 $5.75 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	QFN-68	50 MHz	12 bit	46 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-131 Infineon Technologies 1: $14.80 666In Stock	Mfr. Part No. CY8C3246AXI-131 Mouser Part No 727-CY8C3246AXI-131	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	666In Stock	$14.80 $11.49 $10.09 $9.76 View $9.34 $9.23 Quote	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	CY8C3246	Tray
8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V CY8C3446AXI-099 Infineon Technologies 1: $17.06 242In Stock	Mfr. Part No. CY8C3446AXI-099 Mouser Part No 727-CY8C3446AXI-099	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	242In Stock	$17.06 $12.96 $12.42 $10.94 View $10.41 $10.06 $9.74 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	CY8C3446	Tray
8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866AXI-040 Infineon Technologies 1: $26.91 297In Stock	Mfr. Part No. CY8C3866AXI-040 Mouser Part No 727-CY8C3866AXI-040	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	297In Stock	$26.91 $21.60 $18.95 $18.40 View $18.22 $17.67 Quote	Min.: 1 Mult.: 1	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 64K Flash 67MHz 8051 0.5V to 5.5V CY8C3866PVI-070 Infineon Technologies 1: $22.12 136In Stock	Mfr. Part No. CY8C3866PVI-070 Mouser Part No 727-CY8C3866PVI-070	Infineon Technologies	8-bit Microcontrollers - MCU 64K Flash 67MHz 8051 0.5V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	136In Stock	$22.12 $20.33 $15.73 $15.21 View $15.19 $14.39 Quote	Min.: 1 Mult.: 1	8051	64 kB	8 kB	SSOP-48	67 MHz	20 bit	29 I/O	1.71 V	1.89 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3866	Tube
8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM CY8C29466-24SXI Infineon Technologies 1: $16.72 861In Stock	Mfr. Part No. CY8C29466-24SXI Mouser Part No 727-CY8C29466-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	861In Stock	$16.72 $14.54 $12.14 $11.39 View $11.21 $10.47 Quote	Min.: 1 Mult.: 1	M8C	32 kB	2 kB	SOIC-28	24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29466	Tube
8-bit Microcontrollers - MCU 24 I/O 32K Flash 2K bytes RAM CY8C29466-24PVXIT Infineon Technologies 1: $15.86 1,107In Stock	Mfr. Part No. CY8C29466-24PVXIT Mouser Part No 727-CY8C2946624PVXIT	Infineon Technologies	8-bit Microcontrollers - MCU 24 I/O 32K Flash 2K bytes RAM Learn More about Infineon Technologies cypress psoc	Datasheet	1,107In Stock	Cut Tape $15.86 $12.54 $11.20 $10.79 View Reel $9.58 $10.65 $10.24 $9.58 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	M8C	32 kB	2 kB	SSOP-28	24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29466	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM CY8C29666-24PVXI Infineon Technologies 1: $17.07 359In Stock	Mfr. Part No. CY8C29666-24PVXI Mouser Part No 727-CY8C2966624PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	359In Stock	$17.07 $14.86 $12.21 $11.68 View $11.12 Quote	Min.: 1 Mult.: 1	M8C	32 kB	2 kB	SSOP-48	24 MHz	14 bit	44 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29x66	Tube
8-bit Microcontrollers - MCU 2.4-5.25V 8K FLASH 512B LO PWR CAPSENSE CY8C20434-12LQXI Infineon Technologies 1: $4.69 246In Stock	Mfr. Part No. CY8C20434-12LQXI Mouser Part No 727-CY8C20434-12LQXI	Infineon Technologies	8-bit Microcontrollers - MCU 2.4-5.25V 8K FLASH 512B LO PWR CAPSENSE Learn More about Infineon Technologies cypress mid range capsense	Datasheet	246In Stock	$4.69 $3.56 $3.11 $2.97 View $2.66 $2.16	Min.: 1 Mult.: 1	M8C	8 kB	512 B	QFN-32	12 MHz	No ADC	28 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C20434	Tray
8-bit Microcontrollers - MCU 1.71V-5.5V CapSense Plus CY8C20546A-24PVXI Infineon Technologies 1: $8.72 4In Stock	Mfr. Part No. CY8C20546A-24PVXI Mouser Part No 727-CY8C20546A24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU 1.71V-5.5V CapSense Plus Learn More about Infineon Technologies cypress capsense plus controllers	Datasheet	4In Stock	$8.72 $7.03 $5.14 $4.93 View $4.58 $4.44 Quote	Min.: 1 Mult.: 1	M8C	16 kB	2 kB	SSOP-48	24 MHz	10 bit	34 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C20xx6A	Tube
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C21223-24SXI Infineon Technologies 1: $4.45 334In Stock	Mfr. Part No. CY8C21223-24SXI Mouser Part No 727-CY8C21223-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	334In Stock	$4.45 $4.19 $2.81 $2.74 View $2.57 $2.51 $2.48 Quote	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SOIC-16	24 MHz	10 bit	12 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x23	Tube
8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND CY8C24123A-24SXIT Infineon Technologies 1: $4.69 105In Stock	Mfr. Part No. CY8C24123A-24SXIT Mouser Part No 727-CY8C24123A24SXIT	Infineon Technologies	8-bit Microcontrollers - MCU 4K Flsh 256B RAM IND Learn More about Infineon Technologies cypress psoc	Datasheet	105In Stock	Cut Tape $4.69 $3.55 $3.10 $2.95 View Reel $2.52 $2.56 $2.55 $2.52 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	M8C	4 kB	256 B	SOIC-8	24 MHz	14 bit	6 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C24x23A	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C24223A-24PVXI Infineon Technologies 1: $5.41 166In Stock 1,650Expected 30/11/2026	Mfr. Part No. CY8C24223A-24PVXI Mouser Part No 727-CY8C24223A24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	166In Stock 1,650Expected 30/11/2026	$5.41 $4.12 $3.54 $3.39 View $3.17 $3.09 $3.01 Quote	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SSOP-20	24 MHz	14 bit	16 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C24x23A	Tube
8-bit Microcontrollers - MCU 16K FlSh 256B RAM IND CY8C27543-24AXIT Infineon Technologies 1: $15.64 33In Stock	Mfr. Part No. CY8C27543-24AXIT Mouser Part No 727-CY8C2754324AXIT	Infineon Technologies	8-bit Microcontrollers - MCU 16K FlSh 256B RAM IND Learn More about Infineon Technologies cypress psoc1	Datasheet	33In Stock	Cut Tape $15.64 $11.88 $11.39 $10.04 View Reel $8.85 $9.54 $9.23 $8.93 $8.85 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	M8C	16 kB	256 B		24 MHz	14 bit	40 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27543	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V CY8C3245LTI-139 Infineon Technologies 1: $9.64 186In Stock	Mfr. Part No. CY8C3245LTI-139 Mouser Part No 727-CY8C3245LTI-139	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	186In Stock	$9.64 $7.50 $6.64 $6.37 View $6.08 $5.91 $5.68 Quote	Min.: 1 Mult.: 1	8051	32 kB	4 kB	QFN-48	50 MHz	12 bit	29 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 CY8C3445PVI-094 Infineon Technologies 1: $12.34 134In Stock	Mfr. Part No. CY8C3445PVI-094 Mouser Part No 727-CY8C3445PVI-094	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 50MHz 8051 1.71V to 5.5V Learn More about Infineon Technologies cypresspsoc3	Datasheet	134In Stock	$12.34 $11.02 $8.52 $8.42 View $8.09 $7.51 $7.32 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	CY8C3445	Tube
8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz CY8C3666LTI-203 Infineon Technologies 1: $16.82 60In Stock	Mfr. Part No. CY8C3666LTI-203 Mouser Part No 727-CY8C3666LTI-203	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flash 4K SRAM 8bit 67 MHz Learn More about Infineon Technologies cypresspsoc3	Datasheet	60In Stock	$16.82 $13.32 $11.92 $11.48 View $11.01 $10.73 $10.62 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 32K Flsh 2KB RAM IND CY8C29466-24SXIT Infineon Technologies 1: $18.22 84In Stock	Mfr. Part No. CY8C29466-24SXIT Mouser Part No 727-CY8C2946624SXIT	Infineon Technologies	8-bit Microcontrollers - MCU 32K Flsh 2KB RAM IND Learn More about Infineon Technologies cypress psoc	Datasheet	84In Stock	Cut Tape $18.22 $14.38 $12.92 $12.26 View Reel $10.98 $11.93 $11.26 $10.98 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	M8C	32 kB	2 kB		24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29466	Reel, Cut Tape, MouseReel
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	8051	64 kB	8 kB	QFN-68	50 MHz	12 bit	46 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Tray
8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O CY8C3246LTI-149T Infineon Technologies 1: $14.53 23In Stock	Mfr. Part No. CY8C3246LTI-149T Mouser Part No 727-CY8C3246LTI-149T	Infineon Technologies	8-bit Microcontrollers - MCU PSoC 32KB FLASH 1.7-5.5V 38 I/O Learn More about Infineon Technologies cypress psoc	Datasheet	23In Stock	Cut Tape $14.53 $11.04 $10.58 $9.32 View Reel $8.35 $8.87 $8.57 $8.36 $8.35 Quote	Min.: 1 Mult.: 1 : 2,000	8051	64 kB	8 kB	QFN-68	50 MHz	12 bit	46 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C3246	Reel, Cut Tape