ATSAM3U

www.DataSheet4U.com Features Core – ARM® Cortex™-M3 revision 2.0 running at up to 96 MHz – Memory Protection Unit (MPU) – Thumb®-2 instruction set Memories – From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, dual bank – From 16 to 48 Kbytes embedded SRAM with dual banks – 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines – Static Memory Controller (SMC): SRAM, NOR, NAND support. NAND Flash controller with 4-kbyte RAM buffer and ECC System – Embedded voltage regulator for single supply operation – POR, BOD and Watchdog for safe reset – Quartz or resonator oscillators: 3 to 20 MHz main and optional low power 32.768 kHz for RTC or device clock. – High precision 4/8/12 MHz factory trimmed internal RC oscillator and slow clock internal RC oscillator – One PLL for device clock and one dedicated PLL for USB 2.0 High Speed Device – Up to 19 peripheral DMA (PDC) channels and 4-channel central DMA Low Power Modes – Sleep and Backup modes, down to 2.5 µA in Backup mode. – Backup domain: VDDBU pin, RTC, 32 backup registers – Ultra low power RTC: 0.6 µA Peripherals – USB 2.0 Device: 480 Mbps, 4-kbyte FIFO, up to 7 bidirectional Endpoints, dedicated DMA – Up to 4 USARTs (ISO7816, IrDA®, Flow Control, SPI, Manchester support) and one UART – Up to 2 TWI (I2C), 1 SPI, 1 SSC (I2S), 1 HSMCI (SDIO/SD/MMC) – 3-Channel 16-bit Timer/Counter (TC) for capture, compare and PWM – 4-channel 16-bit PWM (PWMC) – 32-bit Real Time Timer (RTT) and RT...