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ATSAM3U fiches techniques PDF

ATMEL Corporation - 32-bit ARM-based Microcontrollers

Numéro de référence ATSAM3U
Description 32-bit ARM-based Microcontrollers
Fabricant ATMEL Corporation 
Logo ATMEL Corporation 





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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 RTC with calendar and alarm features
– 8-channel 12-bit 1Msps ADC with differential input mode and programmable gain
stage, 8-channel 10-bit ADC
I/O
– Up to 96 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/Outputs (PIO)
Packages
– 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm
– 100-ball LFBGA, 9 x 9 mm, pitch 0.8 mm
– 144-lead LQFP, 20 x 20 mm, pitch 0.5 mm
– 144-ball LFBGA, 10 x 10 mm, pitch 0.8 mm
AT91ARM M3
Cortex-based
Processor
ATSAM3U Series
Preliminary
Summary
NOTE: This is a summary document.
The complete document is available on
the Atmel website at www.atmel.com.
6430AS–ATARM–29-May-09

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