download ATMEL pdf datasheets 32-bit AVR Microcontroller AT32UC3A3256S AT32UC3A3256 AT32UC3A3128S AT32UC3A3128 AT32UC3A364S AT32UC3A364 AT32UC3A4256S AT32UC3A4256 AT32UC3A4128S AT32UC3A4128 AT32UC3A464S AT32UC3A464

32-bit AVR
Microcontroller
AT32UC3A3256S
AT32UC3A3256
AT32UC3A3128S
AT32UC3A3128
AT32UC3A364S
AT32UC3A364
AT32UC3A4256S
AT32UC3A4256
AT32UC3A4128S
AT32UC3A4128
AT32UC3A464S
AT32UC3A464

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 up to 1.51DMIPS/MHz
?Up to 126 DMIPS Running at 84MHz from Flash (1 Wait-State)
?Up to 63 DMIPS Running at 42MHz from Flash (0 Wait-State)
?Memory Protection Unit
?Multi-Layer Bus System
?High-Performance Data Transfers on Separate Buses for Increased Performance
?8 Peripheral DMA Channels (PDCA) Improves Speed for Peripheral
Communication
?4 generic DMA Channels for High Bandwidth Data Paths
?Internal High-Speed Flash
?256KBytes, 128KBytes, 64KBytes versions
?Single-Cycle Flash Access up to 36MHz
?Prefetch Buffer Optimizing Instruction Execution at Maximum Speed
?4 ms 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
?64KBytes Single-Cycle Access at Full Speed, Connected to CPU Local Bus
?64KBytes (2x32KBytes with independent access) on the Multi-Layer Bus System
?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
?External Memories
?Support SDRAM, SRAM, NandFlash (1-bit and 4-bit ECC), Compact Flash
?Up to 66 MHz
?External Storage device support
?MultiMediaCard (MMC V4.3), Secure-Digital (SD V2.0), SDIO V1.1
?CE-ATA V1.1, FastSD, SmartMedia, Compact Flash
?Memory Stick: Standard Format V1.40, PRO Format V1.00, Micro
?IDE Interface
?One Advanced Encryption System (AES) for AT32UC3A3256S, AT32UC3A3128S,
AT32UC3A364S, AT32UC3A4256S, AT32UC3A4128S and AT32UC3A364S
?256-, 192-, 128-bit Key Algorithm, Compliant with FIPS PUB 197 Specifications
?Buffer Encryption/Decryption Capabilities
?Universal Serial Bus (USB)
?High-Speed USB 2.0 (480Mbit/s) Device and Embedded Host
?Flexible End-Point Configuration and Management with Dedicated DMA Channels
?On-Chip Transceivers Including Pull-Ups
?One 8-channel 10-bit Analog-To-Digital Converter, multiplexed with Digital IOs.
?Two Three-Channel 16-bit Timer/Counter (TC)
?Four Universal Synchronous/Asynchronous Receiver/Transmitters (USART)
?Fractionnal Baudrate Generator

?Support for SPI and LIN
?Optionnal support for IrDA, ISO7816, 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
?Two Master/Slave Two-Wire Interface (TWI), 400kbit/s I2C-compatible
?16-bit Stereo Audio Bitstream
?Sample Rate Up to 50 KHz
?QTouch?Library Support
?Capacitive Touch Buttons, Sliders, and Wheels
?QTouch and QMatrix Acquisition
?On-Chip Debug System (JTAG interface)
?Nexus Class 2+, Runtime Control, Non-Intrusive Data and Program Trace
?110 General Purpose Input/Output (GPIOs)
?Standard or High Speed mode
?Toggle capability: up to 84MHz
?Packages
?144-ball TFBGA, 11x11 mm, pitch 0.8 mm
?144-pin LQFP, 22x22 mm, pitch 0.5 mm
?100-ball VFBGA, 7x7 mm, pitch 0.65 mm
?Single 3.3V Power Supply

Click here to download ATMEL pdf datasheets 32-bit AVR Microcontroller AT32UC3A3256S AT32UC3A3256 AT32UC3A3128S AT32UC3A3128 AT32UC3A364S AT32UC3A364 AT32UC3A4256S AT32UC3A4256 AT32UC3A4128S AT32UC3A4128 AT32UC3A464S AT32UC3A464

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