Product Summary

The AT91SAM7S256-AU-001 is a low pincount Flash microcontroller. It is based on the 32-bit ARM RISC processor. The AT91SAM7S256-AU-001 features a high-speed Flash and an SRAM, a large set of peripherals, including a USB 2.0 device, and a complete set of system functions minimizing the number of external components. The AT91SAM7S256-AU-001 is an ideal migration path for 8-bit microcontroller users looking for additional performance and extended memory.

Parametrics

AT91SAM7S256-AU-001 absolute maximum ratings: (1)Operating Temperature: -40 to + 85℃; (2)Storage Temperature: -60 to + 150℃; (3)Voltage on Input Pins with Respect to Ground: -0.3V to + 5.5V; (4)Maximum Operating Voltage (VDDCORE, and VDDPLL): 2.0V; (5)Maximum Operating Voltage (VDDIO, VDDIN and VDDFLASH): 4.0V; (6)Total DC Output Current on all I/O lines: 100 mA.

Features

AT91SAM7S256-AU-001 features: (1)High-performance 32-bit RISC Architecture; (2)High-density 16-bit Instruction Set; (3)Leader in MIPS/Watt; (4)EmbeddedICE. In-circuit Emulation, Debug Communication Channel support; (5)Embedded Flash Controller, Abort Status and Misalignment Detection; (6)Reset Controller (RSTC); (7)Based on Power-on Reset and Low-power Factory-calibrated Brown-out Detector; (8)Provides External Reset Signal Shaping and Reset Source Status; (9)Clock Generator (CKGR); (10)Low-power RC Oscillator, 3 to 20 MHz On-chip Oscillator and one PLL; (11)Power Management Controller (PMC); (12)Software Power Optimization Capabilities, Including Slow Clock Mode (Down to 500 Hz) and Idle Mode; (13)Three Programmable External Clock Signals.

Diagrams

AT91SAM7S256-AU-001 block diagram

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