Features

– 130 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 16 MIPS Throughput at 16 MHz

– On-Chip 2-cycle Multiplier

– 16K Bytes of In-System Self-programmable Flash program memory

– 512 Bytes EEPROM

– 1K Bytes Internal SRAM

– Write/Erase cycles: 10,000 Flash/100,000 EEPROM

– Data retention: 20 years at 85°C/100 years at 25

°C(1)

– Optional Boot Code Section with Independent Lock Bits

In-System Programming by On-chip Boot Program

True Read-While-Write Operation

– Programming Lock for Software Security

– Boundary-scan Capabilities According to the JTAG Standard

– Extensive On-chip Debug Support

– Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface

– 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

–Four PWM Channels

– 8-channel, 10-bit ADC

– Programmable Serial USART

– Master/Slave SPI Serial Interface

– Universal Serial Interface with Start Condition Detector

– Programmable Watchdog Timer with Separate On-chip Oscillator

– On-chip Analog Comparator

– Interrupt and Wake-up on Pin Change

– 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

– 54 Programmable I/O Lines

– 64-lead TQFP, 64-pad QFN/MLF and 64-pad DRQFN

– ATmega165PA: 0 - 16 MHz @ 1.8 - 5.5V

– -40°C to 85

°C Industrial

– Active Mode:

1 MHz, 1.8V: 215 µA

32 kHz, 1.8V: 8 µA (including Oscillator)

– Power-down Mode:

0.1 µA at 1.8V

– Power-save Mode:

0.6 µA at 1.8V (Including 32 kHz RTC)

8-bit

Microcontroller

with 16K Bytes

In-System

Programmable

Flash

ATmega165PA

Preliminary

Summary

Rev 8298AS–AVR–03/10