Datasheet > AT32UC3A0256-ALUR

AT32UC3A0256-ALUR

更新时间： 2025-09-23 19:32:03

品牌	Logo	应用领域
美国微芯 - MICROCHIP		/
页数	文件大小	规格书
98页	1478K
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AT32UC3A0256-ALUR 技术参数

是否无铅：	不含铅	生命周期：	Active
包装说明：	MS-026, LQFP-144	Reach Compliance Code：	compliant
Factory Lead Time：	16 weeks	风险等级：	5.5
具有ADC：	YES	其他特性：	IT ALSO OPERATES AT 3.3 V
地址总线宽度：	24	位大小：	32
CPU系列：	AVR RISC	最大时钟频率：	16 MHz
DAC 通道：	YES	DMA 通道：	YES
外部数据总线宽度：	16	JESD-30 代码：	S-PQFP-G144
长度：	20 mm	I/O 线路数量：	109
端子数量：	144	最高工作温度：	85 °C
最低工作温度：	-40 °C	PWM 通道：	YES
封装主体材料：	PLASTIC/EPOXY	封装代码：	LFQFP
封装等效代码：	QFP144,.87SQ,20	封装形状：	SQUARE
封装形式：	FLATPACK, LOW PROFILE, FINE PITCH	电源：	1.8,3.3 V
认证状态：	Not Qualified	RAM（字节）：	65536
ROM（单词）：	262144	ROM可编程性：	FLASH
座面最大高度：	1.6 mm	速度：	66 MHz
子类别：	Microcontrollers	最大供电电压：	1.95 V
最小供电电压：	1.65 V	标称供电电压：	1.8 V
表面贴装：	YES	技术：	CMOS
温度等级：	INDUSTRIAL	端子形式：	GULL WING
端子节距：	0.5 mm	端子位置：	QUAD
宽度：	20 mm	uPs/uCs/外围集成电路类型：	MICROCONTROLLER, RISC
Base Number Matches：	1

AT32UC3A0256-ALUR 数据手册

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Features

• High Performance, Low Power 32-Bit Atmel^®AVR^®Microcontroller

– Compact Single-cycle RISC Instruction Set Including DSP Instruction Set

– Read-Modify-Write Instructions and Atomic Bit Manipulation

– Performing 1.49 DMIPS / MHz

Up to 91 DMIPS Running at 66 MHz from Flash (1 Wait-State)

Up to 49 DMIPS Running at 33MHz from Flash (0 Wait-State)

– Memory Protection Unit

• Multi-hierarchy Bus System

– High-Performance Data Transfers on Separate Buses for Increased Performance

– 15 Peripheral DMA Channels Improves Speed for Peripheral Communication

• Internal High-Speed Flash

32-Bit Atmel AVR

Microcontroller

– 512K Bytes, 256K Bytes, 128K Bytes Versions

– Single Cycle Access up to 33 MHz

– Prefetch Buffer Optimizing Instruction Execution at Maximum Speed

– 4ms Page Programming Time and 8ms Full-Chip Erase Time

– 100,000 Write Cycles, 15-year Data Retention Capability

– Flash Security Locks and User Defined Configuration Area

• Internal High-Speed SRAM, Single-Cycle Access at Full Speed

– 64K Bytes (512KB and 256KB Flash), 32K Bytes (128KB Flash)

• External Memory Interface on AT32UC3A0 Derivatives

– SDRAM / SRAM Compatible Memory Bus (16-bit Data and 24-bit Address Buses)

• Interrupt Controller

AT32UC3A0512

AT32UC3A0256

AT32UC3A0128

AT32UC3A1512

AT32UC3A1256

AT32UC3A1128

– Autovectored Low Latency Interrupt Service with Programmable Priority

• System Functions

– Power and Clock Manager Including Internal RC Clock and One 32KHz Oscillator

– Two Multipurpose Oscillators and Two Phase-Lock-Loop (PLL) allowing

Independant CPU Frequency from USB Frequency

– Watchdog Timer, Real-Time Clock Timer

• Universal Serial Bus (USB)

– Device 2.0 Full Speed and On-The-Go (OTG) Low Speed and Full Speed

– Flexible End-Point Configuration and Management with Dedicated DMA Channels

– On-chip Transceivers Including Pull-Ups

Summary

• Ethernet MAC 10/100 Mbps interface

– 802.3 Ethernet Media Access Controller

– Supports Media Independent Interface (MII) and Reduced MII (RMII)

• One Three-Channel 16-bit Timer/Counter (TC)

– Three External Clock Inputs, PWM, Capture and Various Counting Capabilities

• One 7-Channel 16-bit Pulse Width Modulation Controller (PWM)

• Four Universal Synchronous/Asynchronous Receiver/Transmitters (USART)

– Independant Baudrate Generator, Support for SPI, IrDA and ISO7816 interfaces

– Support for Hardware Handshaking, RS485 Interfaces and Modem Line

• Two Master/Slave Serial Peripheral Interfaces (SPI) with Chip Select Signals

• One Synchronous Serial Protocol Controller

– Supports I2S and Generic Frame-Based Protocols

• One Master/Slave Two-Wire Interface (TWI), 400kbit/s I2C-compatible

• One 8-channel 10-bit Analog-To-Digital Converter

• 16-bit Stereo Audio Bitstream

– Sample Rate Up to 50 KHz

32058KS–AVR32–01/12

12 3 4 5 6 7...98

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与AT32UC3A0256-ALUR相关器件

型号	品牌	获取价格	描述	数据表
AT32UC3A0256-ALUT	ATMEL	获取价格	AVR32 32-Bit Microcontroller
AT32UC3A0256-ALUT	MICROCHIP	获取价格
AT32UC3A0256-CTUR	ATMEL	获取价格	AVR32 32-Bit Microcontroller
AT32UC3A0256-CTUR	MICROCHIP	获取价格
AT32UC3A0256-CTUT	ATMEL	获取价格	AVR32 32-Bit Microcontroller
AT32UC3A0256-CTUT	MICROCHIP	获取价格
AT32UC3A0256AU-ALUT	MICROCHIP	获取价格
AT32UC3A0512	ATMEL	获取价格	AVR32 32-Bit Microcontroller
AT32UC3A0512	MICROCHIP	获取价格	The high-performance, low-power 32-bit AVR RISC-based microcontroller combines 512KB flash
AT32UC3A0512-ALTES	ATMEL	获取价格	AVR32 32-Bit Microcontroller

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