8-bit Microcontrollers - MCU

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PSoC™ Mixed Signal Controllers

Infineon Technologies unveils a revolutionary Programmable System-On-Chip™ (PSoC™) mixed-signal array that is a complete system-level solution with configurable digital and analog peripherals, an 8-bit microcontroller, and three types of embedded memory. PSoC combines maximum design flexibility with ease of use. It enables the user to minimize design time, chip count, board size, and product cost targeting the consumer, computation, communications, automotive, and industrial equipment markets.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) 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 32K FLASH 2K SRAM CY8C29466-24PVXI Infineon Technologies 1: $14.662 924In Stock	Mfr. Part # CY8C29466-24PVXI Mouser Part # 727-CY8C29466-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	924In Stock	$14.662 $13.102 $11.416 $10.812 View $10.607 $10.436 $10.424	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C24423A-24SXI Infineon Technologies 1: $6.961 935In Stock	Mfr. Part # CY8C24423A-24SXI Mouser Part # 727-CY8C24423A-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	935In Stock	$6.961 $6.437 $5.332 $4.705 View $4.568 $3.919 $3.760 $3.737 Quote	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SOIC-28	24 MHz	14 bit	24 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C24x23A	Tube
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C24423A-24PVXI Infineon Technologies 1: $7.155 2.042In Stock	Mfr. Part # CY8C24423A-24PVXI Mouser Part # 727-CY8C24423A24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	2.042In Stock	$7.155 $6.631 $4.625 $4.512 View $4.249 $3.976 $3.965 Quote	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SSOP-28	24 MHz	14 bit	24 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C24x23A	Tube
8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM CY8C27543-24AXI Infineon Technologies 1: $16.508 573In Stock	Mfr. Part # CY8C27543-24AXI Mouser Part # 727-CY8C27543-24AXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	573In Stock	$16.508 $12.999 $11.598 $10.128 View $9.991 $9.695 $9.684	Min.: 1 Mult.: 1	M8C	16 kB	256 B	TQFP-44	24 MHz	14 bit	40 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27543	Tray
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C21323-24PVXI Infineon Technologies 1: $5.229 3.920In Stock	Mfr. Part # CY8C21323-24PVXI Mouser Part # 727-CY8C21323-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	3.920In Stock	$5.229 $3.965 $3.395 $3.247 View $3.030 $3.008 $2.803 Quote	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SSOP-20	24 MHz	10 bit	16 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x23	Tube
8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM CY8C21234-24SXI Infineon Technologies 1: $7.269 278In Stock	Mfr. Part # CY8C21234-24SXI Mouser Part # 727-CY8C21234-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM Learn More about Infineon Technologies cypress capsense plus controllers	Datasheet	278In Stock	$7.269 $6.334 $4.682 $4.568 View $4.056 $4.044 $3.874 Quote	Min.: 1 Mult.: 1	M8C	8 kB	512 B	SOIC-16	24 MHz	10 bit	12 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x34	Tube
8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM CY8C21334-24PVXI Infineon Technologies 1: $7.519 4.051In Stock	Mfr. Part # CY8C21334-24PVXI Mouser Part # 727-CY8C21334-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM Learn More about Infineon Technologies cypress capsense plus controllers	Datasheet	4.051In Stock	$7.519 $5.776 $4.979 $4.785 View $4.477 $4.420 Quote	Min.: 1 Mult.: 1	M8C	8 kB	512 B	SSOP-20	24 MHz	10 bit	16 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x34	Tube
8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM CY8C21534-24PVXI Infineon Technologies 1: $7.257 5.699In Stock	Mfr. Part # CY8C21534-24PVXI Mouser Part # 727-CY8C21534-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM Learn More about Infineon Technologies cypress capsense plus controllers	Datasheet	5.699In Stock	$7.257 $6.688 $4.887 $4.523 View $4.067 $4.044 $4.033	Min.: 1 Mult.: 1	M8C	8 kB	512 B	SSOP-28	24 MHz	10 bit	24 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x34	Tube
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C24123A-24SXI Infineon Technologies 1: $5.036 9.228In Stock	Mfr. Part # CY8C24123A-24SXI Mouser Part # 727-CY8C24123A-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	9.228In Stock	$5.036 $3.817 $3.179 $3.053 View $2.894 $2.871	Min.: 1 Mult.: 1	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	Tube
8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM CY8C27243-24PVXI Infineon Technologies 1: $13.489 827In Stock 1.980Expected 12/17/2026	Mfr. Part # CY8C27243-24PVXI Mouser Part # 727-CY8C27243-24PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	827In Stock 1.980Expected 12/17/2026	$13.489 $10.550 $9.114 $8.829 View $8.795 $8.374 $8.100 Quote	Min.: 1 Mult.: 1	M8C	16 kB	256 B	SSOP-20	24 MHz	14 bit	16 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C27243	Tube
8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM CY8C27443-24PVXI Infineon Technologies 1: $13.022 1.074In Stock	Mfr. Part # CY8C27443-24PVXI Mouser Part # 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	$13.022 $11.700 $9.479 $8.807 View $8.727 $8.180 $7.610 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: $13.546 508In Stock	Mfr. Part # CY8C27443-24SXI Mouser Part # 727-CY8C27443-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 16K FLSH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	508In Stock	$13.546 $11.621 $9.707 $9.160 View $8.943 $8.909 $8.283 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 IC MCU 16K FLASH 256B SRAM CY8C27643-24PVXI Infineon Technologies 1: $15.175 495In Stock	Mfr. Part # CY8C27643-24PVXI Mouser Part # 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	$15.175 $14.560 $11.609 $11.131 View $10.903 $9.969 $9.615 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 IC MCU 32K FLASH 2K SRAM CY8C29466-24SXI Infineon Technologies 1: $19.049 864In Stock	Mfr. Part # CY8C29466-24SXI Mouser Part # 727-CY8C29466-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	864In Stock	$19.049 $16.565 $13.831 $12.976 View $12.771 $11.928 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 IC MCU 32K FLASH 2K SRAM CY8C29666-24PVXI Infineon Technologies 1: $18.354 359In Stock	Mfr. Part # CY8C29666-24PVXI Mouser Part # 727-CY8C2966624PVXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	359In Stock	$18.354 $17.123 $13.443 $12.976 View $12.669 $12.350 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 IC MCU 4K FLASH 256B SRAM CY8C21123-24SXI Infineon Technologies 1: $4.341 523In Stock	Mfr. Part # CY8C21123-24SXI Mouser Part # 727-CY8C21123-24SXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM Learn More about Infineon Technologies cypress psoc1	Datasheet	523In Stock	$4.341 $3.361 $2.860 $2.757 View $2.632 $2.575 $2.336 $2.244	Min.: 1 Mult.: 1	M8C	4 kB	256 B	SOIC-8	24 MHz	10 bit	6 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x23	Tube
8-bit Microcontrollers - MCU IC MCU 4K FLASH 256B SRAM CY8C21223-24SXI Infineon Technologies 1: $5.070 334In Stock	Mfr. Part # CY8C21223-24SXI Mouser Part # 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	$5.070 $4.774 $3.201 $3.122 View $2.928 $2.860 $2.825 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 IC MCU 4K FLASH 256B SRAM CY8C24223A-24PVXI Infineon Technologies 1: $6.163 166In Stock 1.650Expected 11/12/2026	Mfr. Part # CY8C24223A-24PVXI Mouser Part # 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 11/12/2026	$6.163 $4.694 $4.033 $3.862 View $3.703 $3.498 $3.463 $3.406 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 IC MCU 32K FLASH 2K SRAM CY8C29566-24AXI Infineon Technologies 1: $18.479 107In Stock 800On Order	Mfr. Part # CY8C29566-24AXI Mouser Part # 727-CY8C29566-24AXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	107In Stock 800On Order	$18.479 $14.811 $13.478 $12.874 View $12.543 $11.655 Quote	Min.: 1 Mult.: 1	M8C	32 kB	2 kB	TQFP-44	24 MHz	14 bit	40 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29566	Tray
8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM CY8C29866-24AXI Infineon Technologies 1: $21.008 1.800On Order	Mfr. Part # CY8C29866-24AXI Mouser Part # 727-CY8C2986624AXI	Infineon Technologies	8-bit Microcontrollers - MCU IC MCU 32K FLASH 2K SRAM Learn More about Infineon Technologies cypress psoc	Datasheet	1.800On Order On Order Ship Dates Mfr. #: CY8C29866-24AXI Stock: 0 On Order: 900 Expected 11/12/2026 900 Expected 5/27/2027 Factory Lead-Time: 4 Weeks	$21.008 $16.759 $15.107 $14.150 View $13.808 $12.988 $12.578 Quote	Min.: 1 Mult.: 1	M8C	32 kB	2 kB	TQFP-100	24 MHz	14 bit	64 I/O	3 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C29666	Tray

PSoC™ Mixed Signal Controllers

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