ATMEGA161-8AI(2007) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATMEGA161-8AI
(Rev.:2007)

8-bit Microcontroller with 16K Bytes of In-System Programmable Flash

Atmel Corporation 

Features

• High-performance, Low-power AVR® 8-bit Microcontroller

• Advanced RISC Architecture

– 130 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 8 MIPS Throughput at 8 MHz

– On-chip 2-cycle Multiplier

• Program and Data Memories

– 16K Bytes of Non-volatile In-System Programmable Flash Endurance: 1,000

Write/Erase Cycles

– Optional Boot Code Memory with Independent Lock bits Self-programming of

Program and Data Memories

– 512 Bytes of Non-volatile In-System Programmable EEPROM Endurance: 100,000

Write/Erase Cycles

– 1K Byte of Internal SRAM

– Programming Lock for Software Security

• Peripheral Features

– Two 8-bit Timer/Counters with Separate Prescaler and PWM

– Expanded 16-bit Timer/Counter System with Separate Prescaler, Compare,

Capture Modes and Dual 8-, 9-, or 10-bit PWM

– Dual Programmable Serial UARTs

– Master/Slave SPI Serial Interface

– Real-time Counter with Separate Oscillator

– Programmable Watchdog Timer with Separate On-chip Oscillator

– On-chip Analog Comparator

• Special Microcontroller Features

– Power-on Reset

– External and Internal Interrupt Sources

– Three Sleep Modes: Idle, Power-save and Power-down

• Power Comsumption at 4 MHz, 3.0V, 25°C

– Active 3.0 mA

– Idle Mode 1.2 mA

– Power-down Mode < 1 µA

• I/O and Packages

– 35 Programmable I/O Lines

– 40-lead PDIP and 44-lead TQFP

• Operating Voltages

– 2.7V - 5.5V for the ATmega161L

– 4.0V - 5.5V for the ATmega161

• Speed Grades

– 0 - 4 MHz for the ATmega161L

– 0 - 8 MHz for the ATmega161

• Commercial and Industrial Temperature Ranges

8-bit

Microcontroller

with 16K Bytes

of In-System

Programmable

Flash

ATmega161

ATmega161L

Disclaimer

Typical values contained in this data sheet are based on simulations and characteriza-

tion of other AVR microcontrollers manufactured on the same process technology.

Min and Max values will be available after the device is characterized.

Note: Not recommended in new

designs.

Rev. 1228D–AVR–02/07

1

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