The Microchip AVR64DA28 microcontroller is part of the AVR DA family featuring the AVR processor with hardware multiplier - running at up to 24 MHz and with 64 KB Flash, 8 KB SRAM and 512 bytes of EEPROM in 28-pin packages. The AVR64DA28 will be available in SSOP and SOIC package options. The AVR64DA28 product supports as many as 18 self-capacitance and 81 mutual capacitance touch channels, which makes the AVR DA the perfect choice for human interface applications where multiple capacitive touch keys, sliders, wheels or 2D surface are required.

Peripheral Touch Controller (PTC)
12-bit Differential Analog-to-Digital Converter (ADC)
10-bit Digital-to-Analog Converter (DAC) with Output Buffer
Zero-Cross Detector (ZCD)