Datasheet > A000046

A000046

更新时间： 2022-09-27 10:27:29

品牌	Logo	应用领域
爱特美尔 - ATMEL		闪存微控制器
页数	文件大小	规格书
35页	489K
描述
8-bit Atmel Microcontroller with 4/8/16/32K Bytes In-System Programmable Flash

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A000046 数据手册

Features

• High Performance, Low Power Atmel^®AVR^®8-Bit Microcontroller

• Advanced RISC Architecture

– 131 Powerful Instructions – Most Single Clock Cycle Execution

– 32 x 8 General Purpose Working Registers

– Fully Static Operation

– Up to 20 MIPS Throughput at 20MHz

– On-chip 2-cycle Multiplier

• High Endurance Non-volatile Memory Segments

– 4/8/16/32KBytes of In-System Self-Programmable Flash program memory

– 256/512/512/1KBytes EEPROM

8-bit Atmel

– 512/1K/1K/2KBytes 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

Microcontroller

with 4/8/16/32K

Bytes In-System

Programmable

Flash

– Programming Lock for Software Security

• Atmel^®QTouch^®library support

– Capacitive touch buttons, sliders and wheels

– QTouch and QMatrix^®acquisition

– Up to 64 sense channels

• Peripheral Features

– 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 in TQFP and QFN/MLF package

Temperature Measurement

– 6-channel 10-bit ADC in PDIP Package

Temperature Measurement

ATmega48A

ATmega48PA

ATmega88A

ATmega88PA

ATmega168A

ATmega168PA

ATmega328

– 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

• Special Microcontroller Features

– Power-on Reset and Programmable Brown-out Detection

– Internal Calibrated Oscillator

– External and Internal Interrupt Sources

– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby,

and Extended Standby

ATmega328P

• I/O and Packages

Summary

– 23 Programmable I/O Lines

– 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF

• Operating Voltage:

– 1.8 - 5.5V

• Temperature Range:

– -40°C to 85°C

• Speed Grade:

– 0 - 4MHz@1.8 - 5.5V, 0 - 10MHz@2.7 - 5.5.V, 0 - 20MHz @ 4.5 - 5.5V

• Power Consumption at 1MHz, 1.8V, 25°C

– Active Mode: 0.2mA

– Power-down Mode: 0.1µA

– Power-save Mode: 0.75µA (Including 32kHz RTC)

Rev. 8271DS–AVR–05/11

12 3 4 5 6 7...35

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