Datasheet 搜索 > 8位微控制器 > Microchip（微芯） > ATMEGA328P-AN 数据手册 > ATMEGA328P-AN 其他数据使用手册 3/662 页
器件3D模型￥ 25.454
ATMEGA328P-AN 其他数据使用手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
8位微控制器
封装:
TQFP-32
描述:
ATmega328P 8 位 megaAVR picoPower 微控制器Atmel ATmega328P 微控制器是基于 AVR 增强型 RISC 体系架构的 8 位 megaAVR 设备。 其特色为 picoPower 技术，可提供超低功耗和低功率睡眠模式，非常适合用于电池供电型应用。### 微控制器功能20 MHz 最大工作频率 20 MHz 时高达 20 MIPS 32 KB 闪存 1024 B EEPROM 2 KB SRAM 131 指令 – 大多数单一时钟周期执行 32 个通用寄存器 23 GPIO 通电重置和可编程掉电检测 内部校准振荡器 外部和内部中断源 六个省电睡眠模式 内部和外部中断 完全静态操作### 外围功能10 位 15 ksps 模拟至数字转换器 (ADC) - 8 或 6 通道 电容性触摸传感 - 16 通道 温度传感器 两个 8 位计时器 一个 16 位计时器 输出比较模块 - 6 通道 六个 PWM 通道 可编程串行 USART 主/从 SPI 串行接口 面向字节的 2 线串行接口 – I2C 兼容 可编程监看计时器，带单独振荡器 模拟比较器 引脚变化时的中断和唤醒
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P12P13P86Hot
原理图在P15P18P84P102P104P105P106P121P126P127P129P130
封装尺寸在P636P637P638P639P640P659
型号编码规则在P628P629P630P631P632P633P634P635P658P659
封装信息在P636P659
技术参数、封装参数在P308P322
应用领域在P46P56P68P72P75P77P272P276P290
电气规格在P84P262P308P322P658
导航目录
ATMEGA328P-AN数据手册
Page:
of 662 Go
若手册格式错乱，请下载阅览PDF原文件
2018 Microchip Technology Inc. Data Sheet Complete DS40002061A-page 3
ATmega48A/PA/88A/PA/168A/PA/328/P
Table of Contents
1 Pin Configurations .............................................................................................................. 12
1.1 Pin Descriptions............................................................................................... 13
2Overview .................................................................................................................................... 15
2.1 Block Diagram ................................................................................................. 15
2.2 Comparison Between Processors ................................................................... 16
3 Resources ................................................................................................................................ 17
4 Data Retention ....................................................................................................................... 17
5 About Code Examples ...................................................................................................... 17
6 Capacitive Touch Sensing ............................................................................................. 17
7 AVR CPU Core ....................................................................................................................... 18
7.1 Overview.......................................................................................................... 18
7.2 ALU – Arithmetic Logic Unit............................................................................. 19
7.3 Status Register ................................................................................................ 19
7.4 General Purpose Register File ........................................................................ 20
7.5 Stack Pointer ................................................................................................... 22
7.6 Instruction Execution Timing ........................................................................... 23
7.7 Reset and Interrupt Handling........................................................................... 23
8 AVR Memories ....................................................................................................................... 26
8.1 Overview.......................................................................................................... 26
8.2 In-System Reprogrammable Flash Program Memory ..................................... 26
8.3 SRAM Data Memory........................................................................................ 28
8.4 EEPROM Data Memory .................................................................................. 29
8.5 I/O Memory...................................................................................................... 30
8.6 Register Description ........................................................................................ 31
9 System Clock and Clock Options .............................................................................. 36
9.1 Clock Systems and their Distribution............................................................... 36
9.2 Clock Sources ................................................................................................. 37
9.3 Low Power Crystal Oscillator........................................................................... 38
9.4 Full Swing Crystal Oscillator............................................................................ 39
9.5 Low Frequency Crystal Oscillator.................................................................... 42
9.6 Calibrated Internal RC Oscillator ..................................................................... 43
9.7 128kHz Internal Oscillator ............................................................................... 43
器件 Datasheet 文档搜索
AiEMA 数据库涵盖高达 72,405,303 个元件的数据手册，每天更新 5,000 多个 PDF 文件
