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AT32UC3A0512 Datasheet, PDF (1/52 Pages) ATMEL Corporation – AVR32 32-Bit Microcontroller
Features
• High Performance, Low Power AVR®32 UC 32-Bit Microcontroller
– Compact Single-cycle RISC Instruction Set Including DSP Instruction Set
– Read-Modify-Write Instructions and Atomic Bit Manipulation
– Up to 66 MHz Clock Frequency with 1.24 DMIPS/MHz
– Memory Protection Unit
• Multi-hierarchy Bus System
– High-Performance Data Transfers on Separate Buses for Increased Performance
– 15 Peripheral DMA Channels for Automatic Data Transfer
• Internal High-Speed Flash
– 512K Bytes, 256K Bytes, 128K Bytes Versions
– Single Cycle Access up to 30 MHz
– Prefetch Buffer Optimizing Instruction Execution at Maximum Speed
– 1ms Page Programming Time and 2ms Full-Chip Erase Time
– 100,000 Write Cycles, 10-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
– 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)
– 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
• 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 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
• On-Chip Debug System (JTAG interface)
– Nexus Class 2+, Runtime Control, Non-Intrusive Data and Program Trace
• 100-pin TQFP (69 GPIO pins), 144-pin LQFP (109 GPIO pins)
• 5V Input Tolerant I/Os
• Single 3.3V Power Supply
AVR®32
32-Bit
Microcontroller
AT32UC3A0512
AT32UC3A0256
AT32UC3A0128
AT32UC3A1512
AT32UC3A1256
AT32UC3A1128
Preliminary
Summary
32058AS–AVR32–03/07