ATMEGA88-20AU TQFP-32

Microcontroller based on the AVR RISC architecture.

Max CPU operating frequency: 20MHz
Flash: 8kB
RAM: 1kB
EEPROM: 512B

Features

* Atmel® QTouch® library support
– Capacitive touch buttons, sliders and wheels
– QTouch and QMatrix® acquisition
– Up to 64 sense channels

* Two 8-bit timer/counters with separate prescaler and compare mode
* One 16-bit timer/counter with separate prescaler, compare mode, and capture mode
* Real time counter with separate oscillator
* Six PWM channels
* 8-channel 10-bit ADC
* Programmable serial USART
* Master/slave SPI serial interface
* Byte-oriented 2-wire serial interface (Philips I2C compatible)
* Programmable watchdog timer with separate on-chip oscillator
* On-chip analog comparator

* Interrupt and wake-up on pin change
* DebugWIRE on-chip debug system
* Power-on reset and programmable brown-out detection
* Internal calibrated oscillator
* External and internal interrupt sources
* Five sleep modes: Idle, ADC noise reduction, power-save, power-down, and standby

* 23 programmable I/O lines
* Speed grade: 0 – 10MHz @ 2.7V – 5.5V, 0 – 20MHz @ 4.5V – 5.5V
* Temperature Range: Industrial (-40° to +85°C)