AT91SAM7A3 Datasheet | Atmel

Features - Incorporates the ARM7TDMI ® ARM® Thumb® Processor - High-performance 32-bit RISC Architecture - High-density 16-bit Instruction Set - Leader in MIPS/Watt - Embedded ICE In-circuit Emulation, Debug munication Channel Support - 256 Kbytes of Internal High-speed Flash, Organized in 1024 Pages of 256 Bytes - Single Cycle Access at Up to 30 MHz in Worst Case Conditions - Prefetch Buffer Optimizing Thumb Instruction Execution at Maximum Speed - Page Programming Time: 4 ms, Including Page Auto-erase, Full Erase Time: 10 ms - 10,000 Write Cycles, 10-year Data Retention Capability, Sector Lock Capabilities - 32K Bytes of Internal High-speed SRAM, Single-cycle Access at Maximum Speed - Memory Controller (MC) - Embedded Flash Controller, Abort Status and Misalignment Detection - Memory Protection Unit - Reset Controller (RSTC) - Based on Three Power-on Reset Cells - Provides External Reset Signal Shaping and Reset Sources Status - Clock Generator (CKGR) - Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and One PLL - Power Management Controller (PMC) - Power Optimization Capabilities, including Slow Clock Mode (Down to 500 Hz), Idle Mode, Standby Mode and Backup Mode - Four Programmable External Clock Signals - Advanced Interrupt Controller (AIC) - Individually Maskable, Eight-level Priority, Vectored Interrupt Sources - Four External Interrupt Sources and One Fast Interrupt Source, Spurious Interrupt Protected - Debug Unit (DBGU) - 2-wire UART and Support for Debug munication Channel interrupt, Programmable ICE Access...