AI Interactive Datasheet ATtiny404
AVR · AVR TINY

ATtiny404

8-bit AVR · AVR TINY · avrxmega3 · signature 1E 92 26

The ATtiny404 is an 8-bit AVR TINY microcontroller from Microchip with 4 KB of flash, 256 B of SRAM, 128 B of EEPROM, running up to 20 MHz from 1.8 to 5.5 V, with 12 I/O pins and 22 interrupt vectors. It comes in SOIC-14.

Flash4 KB
SRAM256 B
EEPROM128 B
Clock20 MHz
I/O pins12
Vectors22

Timers

TCA1
TCB1
Watchdogyes

Analog

Comparator1

Communication

USART1
SPI1
I²C (TWI)1

Power & clock

Supply1.8 – 5.5 V
Max clock20 MHz

Packages

SOIC-1414 pins

Explore the ATtiny404

Pinout1 package, every pin and its functions Memory mapFlash, SRAM, EEPROM and the registers, at their addresses Registers304 registers with every bit InterruptsThe 22-vector table Peripherals29 blocks with their registers and pins Fuses & lock bitsCalculator with the factory defaults