介紹
ATmega32A 是一款基于 AVR® 增強(qiáng)型 RISC 架構(gòu)的低功耗 CMOS 8 位微控制器。 ATmega32A 是一款 40/44 引腳器件,具有 32 KB 閃存、2 KB SRAM 和 1 KB EEPROM。通過(guò)在單個(gè)時(shí)鐘周期內(nèi)執(zhí)行指令,設(shè)備實(shí)現(xiàn) CPU 吞吐量接近百萬(wàn)
每兆赫每秒指令數(shù) (MIPS),允許系統(tǒng)設(shè)計(jì)人員優(yōu)化功耗與處理速度。
特征:ATMEGA32A-AU
• 高性能、低功耗 AVR® 8 位微控制器
• 先進(jìn)的 RISC 架構(gòu)
– 131 條強(qiáng)大指令 – 大多數(shù)單時(shí)鐘周期執(zhí)行
– 32 × 8 通用工作寄存器
– 完全靜態(tài)操作
– 16MHz 時(shí)高達(dá) 16MIPS 的吞吐量
– 片上 2 周期乘法器
• 高耐用性非易失性存儲(chǔ)器段
– 32KB 的系統(tǒng)內(nèi)自編程閃存程序存儲(chǔ)器
– 1024 字節(jié) EEPROM
– 2Kbytes 內(nèi)部 SRAM
– 寫/擦除周期:10,000 閃存/100,000 EEPROM
– 數(shù)據(jù)保留:85°C 下 20 年/25°C 下 100 年(1)
– 具有獨(dú)立鎖定位的可選引導(dǎo)代碼部分
• 通過(guò)片上引導(dǎo)程序進(jìn)行系統(tǒng)內(nèi)編程
• 真正的讀寫操作ATMEGA32A-AU
– 軟件安全編程鎖
• JTAG(符合 IEEE 標(biāo)準(zhǔn) 1149.1)接口
– 符合 JTAG 標(biāo)準(zhǔn)的邊界掃描功能
– 廣泛的片上調(diào)試支持
– 通過(guò) JTAG 接口對(duì)閃存、EEPROM、保險(xiǎn)絲和鎖定位進(jìn)行編程
• QTouch® 庫(kù)支持
– 電容式觸摸按鈕、滑塊和滾輪
– QTouch 和 QMatrix™ 采集
– 多達(dá) 64 個(gè)感應(yīng)通道
• 外圍功能ATMEGA32A-AU
– 兩個(gè)具有獨(dú)立預(yù)分頻器和比較模式的 8 位定時(shí)器/計(jì)數(shù)器
– 一個(gè) 16 位定時(shí)器/計(jì)數(shù)器,帶有單獨(dú)的預(yù)分頻器、比較模式和捕捉模式
– 帶有獨(dú)立振蕩器的實(shí)時(shí)計(jì)數(shù)器
– 四個(gè) PWM 通道
– 8 通道、10 位 ADC
• 8 個(gè)單端通道ATMEGA32A-AU
• 僅采用 TQFP 封裝的 7 個(gè)差分通道
• 2 個(gè)差分通道,具有 1x、10x 或 200x 的可編程增益
– 面向字節(jié)的兩線串行接口
– 可編程串行 USART
– 主/從 SPI 串行接口
– 具有獨(dú)立片上振蕩器的可編程看門狗定時(shí)器
– 片上模擬比較器
• 特殊的微控制器功能ATMEGA32A-AU
– 上電復(fù)位和可編程掉電檢測(cè)
– 內(nèi)部校準(zhǔn)的 RC 振蕩器
– 外部和內(nèi)部中斷源
– 六種睡眠模式:空閑、ADC 降噪、省電、掉電、待機(jī)和擴(kuò)展待機(jī)
• I/O 和包ATMEGA32A-AU
– 32 個(gè)可編程 I/O 線
– 40 引腳 PDIP、44 引腳 TQFP 和 44 焊盤 QFN/MLF
• 工作電壓
– 2.7V - 5.5V
• 速度等級(jí)ATMEGA32A-AU
– 0 - 16MHz
• 1MHz、3V、25°C 時(shí)的功耗
– 有源:0.6mA
– 空閑模式:0.2mA
– 掉電模式:< 1μA
制造商: Microchip
產(chǎn)品種類: 8位微控制器 -MCU
RoHS: 詳細(xì)信息
系列:ATMEGA32A-AU
安裝風(fēng)格: SMD/SMT
封裝 / 箱體: TQFP-44
核心: AVR
程序存儲(chǔ)器大小: 32 kB
數(shù)據(jù)總線寬度: 8 bit
ADC分辨率: 10 bit
最大時(shí)鐘頻率: 16 MHz
輸入/輸出端數(shù)量: 32 I/O
數(shù)據(jù) RAM 大小: 2 kB
工作電源電壓: 2.7 V to 5.5 V
最小工作溫度: - 40 C
最大工作溫度: + 85 C
封裝: Tray
商標(biāo): Microchip Technology / Atmel
數(shù)據(jù) Ram 類型: SRAM
數(shù)據(jù) ROM 大小: 1024 B
數(shù)據(jù) Rom 類型: EEPROM
高度: 1 mm
接口類型: 2-Wire, SPI, USART
長(zhǎng)度: 10 mm
濕度敏感性: Yes
計(jì)時(shí)器/計(jì)數(shù)器數(shù)量: 3 Timer
處理器系列: megaAVR
產(chǎn)品: MCU
產(chǎn)品類型: 8-bit Microcontrollers - MCU
程序存儲(chǔ)器類型: Flash
工廠包裝數(shù)量: 160
子類別: Microcontrollers - MCU
電源電壓-最大: 5.5 V
電源電壓-最小: 2.7 V
商標(biāo)名: AVR
寬度: 10 mm
單位重量: 1.370 g
以下物料均有現(xiàn)貨庫(kù)存:ATMEGA32A-AU
STM32F101RBT6
STM32F103CBT6
STM32F103C8T6
STM32F103R8T6
STM32F103VBT6
STM32F103RBT6
STM32F103VCT6
STM32F103ZET6
STM32F103VET6
STM32F103RET6
STM32F103RCT6
STM32F103RGT6
STM32F103RCY6TR
STM32F103T8U6
STM32F103VGT6
STM32F103ZGT6
STM32F105RBT6
STM32F105RCT6
STM32F105R8T6
STM32F105VCT6
STM32F107VCT6
STM32F107RCT6
STM32F100R8T6B
STM32F100C6T6B
STM32F100VCT6B
STM32F100RBT6B
STM32F100C8T6B
STM32F100C4T6B
STM32F215RGT6
STM32F205RGT6
STM32F205RET6
STM32F205RCT6
STM32F205VGT6
STM32F205VET6
STM32F205VCT6
STM32F205ZET6
STM32F205ZGT6
STM32F207VCT6
STM32F207VGT6
STM32F207VET6
STM32F207ZET6
STM32F207ZGT6
STM32F373CCT6
ATMEGA32A-AU
STM32F301K8T6
STM32F302C8T6
STM32F302CBT6
STM32F302RCT6
STM32F302RBT6
STM32F302K8U6
STM32F302VET6
STM32F302VDT6
STM32F302VCT6
STM32F303CBT6
STM32F303CCT6
STM32F303RBT6
STM32F303RCT6
STM32F303RET6
STM32F303VCT6
STM32F303VET6
STM32F303ZET6
STM32F411CEU6
STM32F411CCU6TR
STM32F411RCT6
STM32F411RET6
STM32F411VET6
STM32F412RET6
STM32F413VGT6
STM32F415RGT6
STM32F415VGT6
STM32F410CBU6
STM32F410RBT6
STM32F427IGT6
STM32F427VIT6
STM32F427VGT6
STM32F427ZGT6
STM32F427ZIT6
STM32F429BIT6
STM32F429IIT6
STM32F429IGT6
STM32F429VGT6
STM32F429VIT6
STM32F429VET6
STM32F429ZGT6
STM32F429ZIT6
STM32F429ZET6
STM32F446RET6
STM32F446RCT6
STM32F446VET6
STM32F446VCT6
STM32F446ZET6
STM32F446ZEJ6
STM32F469NIH6
STM32F401CEU6
STM32F401CBU6
STM32F401RCT6
STM32F401RBT6
STM32F401RET6
STM32F405RGT6
STM32F405VGT6
STM32F405ZGT6
STM32F407IGT6
STM32F407IGH6
STM32F407IET6
STM32F407VGT6
STM32F407VET6
STM32F407ZET6
STM32F407ZGT6
STM32F407ZGT7
STM32F400CBT6
STM32F722RET6
STM32F730R8T6
STM32F730V8T6
STM32F746VGT6
STM32F756VGT6
STM32F765VIT6
STM32F767ZGT6
STM32F767IGT6
STM32F767NIH6
STM32F767BIT6
STM32F767VIT6
STM32F031K6U6
STM32F031F6P6
STM32F031C6T6TR
STM32F030K6T6
STM32F030F4P6
STM32F030C8T6
STM32F030CCT6
STM32F030C6T6
STM32F030RCT6
STM32F030R8T6
STM32F042K6T6
STM32F042F6P6
STM32F042C6T6
STM32F051K8U6
STM32F051K6U6
STM32F051C8T6
STM32F051C8T7TR
STM32F051R8T6
STM32F051R8T7
STM32F071VBT6
STM32F071CBT6
STM32F071CBU6
STM32F071RBT6
STM32F072VBT6
STM32F072CBT6
STM32F072C8T6
STM32F072CBU6TR
STM32F072RBT6
STM32F072R8T6
STM32F070CBT6
STM32F070F6P6
STM32F070RBT6
STM32G474VET6
STM32G431CBT6
STM32G071CBT6
STM32G071GBU6
STM32G071RBT6
STM32G070KBT6
STM32G070CBT6
STM32G070RBT6
STM32G031F8P6
STM32G031K6T6
STM32G031J6M6
STM32G031G8U6
STM32G030K6T6
STM32G030K8T6
STM32G030C8T6
STM32G030F6P6TR
STM32H743BIT6
STM32H743IIT6
STM32H743VIT6
STM32H743VIH6
STM32H743ZIT6
STM32H743XIH6
STM32H750IBK6
STM32H750VBT6
STM32H750XBH6
STM32L151C8T6A
STM32L151CBT6A
STM32L151CBU6
STM32L151CCU6
STM32L151RCT6
STM32L151RET6
STM32L151RDT6
STM32L151VDT6
STM32L431CCT6
STM32L431CBT6
STM32L431CCU6
STM32L431RCT6
STM32L431VCT6
STM32L433VCT6
STM32L433RCT3
STM32L433RCT6
STM32L452REY6TR
STM32L471RGT6
STM32L471RET6
STM32L475VET6
STM32L476RGT6
STM32L476VET6
STM32L476RCT6
STM32L476VGT6
STM32L496RGT6
STM32L011D4P6
STM32L010C6T6
STM32L011F4U6TR
STM32L011G4U6
STM32L031F6P6
STM32L031K6T6
STM32L031G6U6
STM32L051K8U6
STM32L051C8T6
STM32L051R8T6
STM32L052R8T6
STM32L053R8T6
STM32L071RBT6
STM32L071CBT6
STM32L072RBT6
STM32L072CBT6
STM32L073RZT6
STM32L073V8T6
STM8L151C6T6
STM8L151C8T6
STM8L151K4T6
STM8L151K6T6
STM8L151G6U6
STM8L151G4U6
STM8L152C6T6
STM8L152R8T6
STM8L152M8T6
STM8L101F3P6TR
STM8L101K3T6
STM8L101F3U6TR
STM8L001J3M3TR
STM8L051F3P6
STM8L052C6T6
STM8L052R8T6
STM8L050J3M3TR