ATtiny24/44/84 8-bit AVR Microcontroller with 2/4/8K Bytes In-System Programmable Flash DATASHEET Features High performance, low power AVR 8-bit microcontroller Advanced RISC architecture 120 powerful instructions most single clock cycle execution 32 x 8 general purpose working registers Fully static operation Non-volatile program and data memories 2/4/8K byte of in-system programmable program memory flash (Atmel ATtiny24/44/84) Endurance: 10,000 write/erase cycles 128/256/512 bytes in-system programmable EEPROM (Atmel ATtiny24/44/84) Endurance: 100,000 write/erase cycles 128/256/512 bytes internal SRAM (Atmel ATtiny24/44/84) Programming lock for self-programming flash program and EEPROM data security Peripheral features Two Timer/Counters, 8- and 16-bit counters with two PWM channels on both 10-bit ADC Eight single-ended channels 12 differential ADC channel pairs with programmable gain (1x, 20x) Temperature measurement Programmable watchdog timer with separate on-chip oscillator On-chip analog comparator Universal serial interface Special microcontroller features debugWIRE on-chip debug system In-system programmable via SPI port External and internal interrupt sources Pin change interrupt on 12 pins Low power idle, ADC noise reduction, standby and power-down modes Enhanced power-on reset circuit Programmable brown-out detection circuit Internal calibrated oscillator On-chip temperature sensor I/O and packages 14-pin SOIC, 20-pin QFN/MLF: Twelve programmable I/O lines 7701G-AVR-02/15 Operating voltage: 2.7 - 5.5V for Atmel ATtiny24/44/84 Speed grade Atmel ATtiny24/44/84: 0 - 8MHz at 2.7 - 5.5V, 0 - 16MHz at 4.5 - 5.5V Automotive temperature range Low power consumption Active mode: 1MHz, 2.7V: 800A Power-down mode: 2.7V: 2.0A 2 ATtiny24/44/84 DATASHEET 7701GAVR02/15