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AT32UC3A3256S_11 Datasheet, PDF (1/91 Pages) ATMEL Corporation – 32-bit AVR® Microcontroller | |||
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Features
⢠High Performance, Low Power 32-bit AVR® Microcontroller
â Compact Single-Cycle RISC Instruction Set Including DSP Instruction Set
â Read-Modify-Write Instructions and Atomic Bit Manipulation
â Performing up to 1.51DMIPS/MHz
⢠Up to 92DMIPS Running at 66MHz from Flash (1 Wait-State)
⢠Up to 54 DMIPS Running at 36MHz from Flash (0 Wait-State)
â Memory Protection Unit
⢠Multi-Layer Bus System
â High-Performance Data Transfers on Separate Buses for Increased Performance
â 8 Peripheral DMA Channels (PDCA) Improves Speed for Peripheral
Communication
â 4 generic DMA Channels for High Bandwidth Data Paths
⢠Internal High-Speed Flash
â 256KBytes, 128KBytes, 64KBytes versions
â Single-Cycle Flash Access up to 36MHz
â Prefetch Buffer Optimizing Instruction Execution at Maximum Speed
â 4 ms 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
â 64KBytes Single-Cycle Access at Full Speed, Connected to CPU Local Bus
â 64KBytes (2x32KBytes with independent access) on the Multi-Layer Bus System
⢠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),
â Watchdog Timer, Real-Time Clock Timer
⢠External Memories
â Support SDRAM, SRAM, NandFlash (1-bit and 4-bit ECC), Compact Flash
â Up to 66 MHz
⢠External Storage device support
â MultiMediaCard (MMC V4.3), Secure-Digital (SD V2.0), SDIO V1.1
â CE-ATA V1.1, FastSD, SmartMedia, Compact Flash
â Memory Stick: Standard Format V1.40, PRO Format V1.00, Micro
â IDE Interface
⢠One Advanced Encryption System (AES) for AT32UC3A3256S, AT32UC3A3128S,
AT32UC3A364S, AT32UC3A4256S, AT32UC3A4128S and AT32UC3A364S
â 256-, 192-, 128-bit Key Algorithm, Compliant with FIPS PUB 197 Specifications
â Buffer Encryption/Decryption Capabilities
⢠Universal Serial Bus (USB)
â High-Speed USB 2.0 (480Mbit/s) Device and Embedded Host
â Flexible End-Point Configuration and Management with Dedicated DMA Channels
â 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)
â Fractionnal Baudrate Generator
32-bit AVR®
Microcontroller
AT32UC3A3256S
AT32UC3A3256
AT32UC3A3128S
AT32UC3A3128
AT32UC3A364S
AT32UC3A364
AT32UC3A4256S
AT32UC3A4256
AT32UC3A4128S
AT32UC3A4128
AT32UC3A464S
AT32UC3A464
Summary
32072Gâ11/2011
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