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Atmel SAM3N2A

The Atmel SAM3N2A is a Core - ARM Cortex-M3 revision 2.0 running at up to 48 MHz - Thumb-2 instruction - 24-bit SysTick Counter - Nested Vector Interrupt Controller Pin-to-pin compatible with SAM7S legacy products (48- and 64-pin versions) and SAM3S (48-, 64- and 100-pin versions) Memories - From 16 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, single plane - From 4 to 24 Kbytes embedded SRAM - 16 Kbytes ROM with embedded bootloader routines (UART) and IAP routines System - Embedded voltage regulator for single supply operation - Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog for safe operation - Quartz or ceramic resonator oscillators: 3 to 20 MHz main power with Failure Detection and optional low power 32.768 kHz for RTC or device clock - High precision 8/12 MHz factory trimmed internal RC oscillator with 4 MHz default frequency for device startup. In-application trimming access for frequency adjustment - Slow Clock Internal RC oscillator as permanent low-power mode device clock - One PLL up to 130 MHz for device clock - Up to 10 peripheral DMA (PDC) channels Low Power Modes - Sleep and Backup modes, down to 3 uA in Backup mode - Ultra low power RTC Peripherals - Up to 2 USARTs with ISO7816, IrDA, RS-485 and SPI mode - 2 Two wire UARTs - 2 Two Wire Interface (I2C compatible) - 1 SPI - Up to 6 Three-Channel 16-bit Timer/Counter with capture, waveform, compare and PWM mode. Quadrature Decoder Logic and 2-bit Gray Up/Down Counter for Stepper Motor - 4-channel 16-bit PWM - 32-bit Real-time Timer and RTC with calendar and alarm features - Up to 16 channels, 384 KSPS 10-bit ADC - One 500 KSPS 10-bit DAC I/O - Up to 79 I/O lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die Series Resistor Termination - Three 32-bit Parallel Input/Output Controllers.

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Datasheet
11,499,864 bytes
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1,364,135 bytes
Technical Reference Manual
2,467,498 bytes

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Header Files
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Real-Time OS
Simulated Features
NOTE
Simulation for this device is provided by the default peripheral simulation driver.

Complete peripheral simulation is not available and is not planned to be implemented by ARM.

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