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AT32UC3A0512_09 Datasheet, PDF (1/98 Pages) ATMEL Corporation – AVR 32 32-Bit Microcontroller | |||
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Features
⢠High Performance, Low Power AVR®32 UC 32-Bit Microcontroller
â Compact Single-cycle RISC Instruction Set Including DSP Instruction Set
â Read-Modify-Write Instructions and Atomic Bit Manipulation
â 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)
â Memory Protection Unit
⢠Multi-hierarchy Bus System
â High-Performance Data Transfers on Separate Buses for Increased Performance
â 15 Peripheral DMA Channels Improves Speed for Peripheral Communication
⢠Internal High-Speed Flash
â 512K Bytes, 256K Bytes, 128K Bytes Versions
â Single Cycle Access up to 33 MHz
â Prefetch Buffer Optimizing Instruction Execution at Maximum Speed
â 4ms Page Programming Time and 8ms Full-Chip Erase Time
â 100,000 Write Cycles, 15-year Data Retention Capability
â Flash Security Locks and User Defined Configuration Area
⢠Internal High-Speed SRAM, Single-Cycle Access at Full Speed
â 64K Bytes (512KB and 256KB Flash), 32K Bytes (128KB Flash)
⢠External Memory Interface on AT32UC3A0 Derivatives
â SDRAM / SRAM Compatible Memory Bus (16-bit Data and 24-bit Address Buses)
⢠Interrupt Controller
â Autovectored Low Latency Interrupt Service with Programmable Priority
⢠System Functions
â Power and Clock Manager Including Internal RC Clock and One 32KHz Oscillator
â Two Multipurpose Oscillators and Two Phase-Lock-Loop (PLL) allowing
Independant CPU Frequency from USB Frequency
â Watchdog Timer, Real-Time Clock Timer
⢠Universal Serial Bus (USB)
â Device 2.0 Full Speed and On-The-Go (OTG) Low Speed and Full Speed
â Flexible End-Point Configuration and Management with Dedicated DMA Channels
â On-chip Transceivers Including Pull-Ups
⢠Ethernet MAC 10/100 Mbps interface
â 802.3 Ethernet Media Access Controller
â Supports Media Independent Interface (MII) and Reduced MII (RMII)
⢠One Three-Channel 16-bit Timer/Counter (TC)
â 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)
â Independant Baudrate Generator, Support for SPI, IrDA and ISO7816 interfaces
â 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
â 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
â Sample Rate Up to 50 KHz
AVR®32
32-Bit
Microcontroller
AT32UC3A0512
AT32UC3A0256
AT32UC3A0128
AT32UC3A1512
AT32UC3A1256
AT32UC3A1128
Summary
Preliminary
32058HSâAVR32â03/09
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