Microchip Atmega88A-Au
5V of I/O's:23I/O's; Embedded Interface Type:I2C, SPI, UART; Supply Voltage Min:1. of Timers:3; Operating Temperature Max:85°C; Operating Temperature Min:-40°C; Operating Temperature Range:-40°C to +85°C; Oscillator Type:External, Internal; Peripherals:ADC, Comparator, PWM, Timer; Program Memory Size:8KB; Supply Voltage Range:1.