The Microchip ATtiny1627 is a microcontroller featuring the AVR CPU with hardware multiplier, running at up to 20 MHz and with 16 KB Flash, 2 KB SRAM, and 256B EEPROM in a 24-pin VQFN 4 x 4 mm package. The family uses the latest Core Independent Peripherals with low-power features, including Event System, intelligent analogue and advanced peripherals.

6 channels Event System
Configurable Custom Logic (CCL)
12-bit Differential ADC with Programmable Gain Amplifier (PGA)
Analog Comparator with internal DAC reference
2x 16-bit Timer/Counter type B (TCB)
Serial communication interfaces: 2x USART, SPI, I2C