AT91SAM7A3

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 Communication 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...