CAPSENSE™ Plus Controllers

Infineon Technologies CAPSENSE™ Plus Controllers provide programmable touch-sensing solutions where users can integrate up to 56 GPIOs. This enables customers to integrate sleek and trendy market-leading capacitive sensing solutions and enables value-added features like proximity, water tolerance, LED backlight, Motor Control, power management, Gyro-sensing, and field upgrade capability via bootloader. This Infineon family can support I2C, SPI, USB, and UART interfaces.

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Description Datasheet Availability Pricing (JPY) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model 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
Infineon Technologies 8-bit Microcontrollers - MCU 1.71V-5.5V CapSense Plus
Datasheet
628In Stock
Min.: 1
Mult.: 1

M8C 16 kB 2 kB QFN-24 24 MHz 10 bit 19 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Tray
Infineon Technologies 8-bit Microcontrollers - MCU 1.71V-5.5V CapSense
Datasheet
2,027In Stock
Min.: 1
Mult.: 1

M8C 8 kB 1 kB QFN-32 24 MHz 10 bit 28 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Tray
Infineon Technologies 8-bit Microcontrollers - MCU 3.0V-5.25V 16K FLASH 1K RAM I2C SPI UART
Datasheet
1,595In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,500

M8C 16 kB 1 kB TQFP-44 24 MHz 8 bit 38 I/O 3 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C CY8C22xxx Reel, Cut Tape, MouseReel
Infineon Technologies 8-bit Microcontrollers - MCU 1.71V-5.5V CapSense Plus
Datasheet
2,450In Stock
Min.: 1
Mult.: 1

M8C 16 kB 2 kB QFN-32 24 MHz 10 bit 28 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Tray

Infineon Technologies 8-bit Microcontrollers - MCU M8C 8bit 24MHz 8KB
Datasheet
1,300In Stock
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 CY8C21334B Tube
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
888In Stock
Min.: 1
Mult.: 1

M8C 16 kB 2 kB QFN-32 24 MHz 10 bit 28 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20447S Tray

Infineon Technologies 8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM
Datasheet
278In Stock
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
Infineon Technologies 8-bit Microcontrollers - MCU 0.75 MHz to 24 MHz 25 I/O
Datasheet
2,372In Stock
Min.: 1
Mult.: 1
: 2,500

M8C 16 kB 2 kB QFN-32 24 MHz 10 bit 28 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Reel, Cut Tape

Infineon Technologies 8-bit Microcontrollers - MCU 3.0V-5.25V 16K FLASH 1K RAM I2C SPI UART
Datasheet
1,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

M8C 16 kB 1 kB SOIC-28 24 MHz 10 bit 24 I/O 3 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C CY8C22xxx Reel, Cut Tape, MouseReel
Infineon Technologies 8-bit Microcontrollers - MCU 0.75 MHz to 24 MHz 33 I/O
Datasheet
373In Stock
Min.: 1
Mult.: 1

M8C 8 kB 1 kB QFN-48 24 MHz 10 bit 36 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Tray

Infineon Technologies 8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM
Datasheet
756In Stock
3,300Expected 9/24/2026
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
Infineon Technologies 8-bit Microcontrollers - MCU IC MCU 8K FLASH 512B SRAM
Datasheet
1,009In Stock
4,700Expected 11/26/2026
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
Infineon Technologies 8-bit Microcontrollers - MCU 0.75 MHz to 24 MHz 33 I/O
Datasheet
1,297In Stock
Min.: 1
Mult.: 1
: 2,000

M8C 8 kB 1 kB QFN-48 24 MHz 10 bit 36 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Reel, Cut Tape
Infineon Technologies 8-bit Microcontrollers - MCU IC MCU 16K FLASH 1K SRAM
Datasheet
916In Stock
Min.: 1
Mult.: 1

M8C 16 kB 1 kB QFN-56 24 MHz 14 bit 49 I/O 3 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C CY8C24x94 Tray
Infineon Technologies 8-bit Microcontrollers - MCU 1.71V-5.5V CapSense Plus
Datasheet
4In Stock
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

Infineon Technologies 8-bit Microcontrollers - MCU 8K Flsh 512B RAM IND
Datasheet
361In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

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 Reel, Cut Tape, MouseReel
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

M8C 16 kB 2 kB QFN-16 24 MHz 1.71 V 5.5 V SMD/SMT 8 bit 0 C + 70 C CY8C20247S Reel
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

M8C 16 kB 2 kB QFN-32 24 MHz 1.71 V 5.5 V SMD/SMT 8 bit 0 C + 70 C CY8C20447S Reel
Infineon Technologies 8-bit Microcontrollers - MCU 1.8 VCapSenseCntlr SmartSenseAutoTuning
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

M8C 8 kB 1 kB QFN-24 24 MHz 36 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Reel
Infineon Technologies 8-bit Microcontrollers - MCU 16K Flash 2K SRAM CapSense Controller
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

M8C 16 kB 2 kB QFN-24 24 MHz 36 I/O 1.71 V 5.5 V SMD/SMT 8 bit - 40 C + 85 C CY8C20xx6A Reel
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

M8C 32 kB 2 kB QFN-48 24 MHz 1.71 V 5.5 V SMD/SMT 8 bit 0 C + 70 C CY8C20667S Reel
Infineon Technologies 8-bit Microcontrollers - MCU CapSensePLUS
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

M8C 8 kB 512 B SSOP-28 2.4 V 5.25 V SMD/SMT 8 bit - 40 C + 85 C CY8C21534B Reel
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

M8C 16 kB 2 kB QFN-16 24 MHz 1.71 V 5.5 V SMD/SMT 8 bit 0 C + 70 C CY8C20247S Tray
Infineon Technologies 8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

M8C 32 kB 2 kB QFN-48 24 MHz 1.71 V 5.5 V SMD/SMT 8 bit 0 C + 70 C CY8C20667S Tray

Infineon Technologies 8-bit Microcontrollers - MCU CapSensePLUS
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

8 kB 512 B SSOP-20 SMD/SMT CapSense Reel