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SAM3X Datasheet, PDF (1/71 Pages) ATMEL Corporation – AT91SAM ARM-based Flash MCU | |||
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Features
⢠Core
â ARM® Cortex®-M3 revision 2.0 running at up to 84 MHz
â Memory Protection Unit (MPU)
â Thumb®-2 instruction set
â 24-bit SysTick Counter
â Nested Vector Interrupt Controller
⢠Memories
â From 256 to 512 Kbytes embedded Flash, 128-bit wide access, memory accelerator, dual bank
â From 32 to 100 Kbytes embedded SRAM with dual banks
â 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines
â Static Memory Controller (SMC): SRAM, NOR, NAND support. NAND Flash
controller with 4-kbyte RAM buffer and ECC
⢠System
â Embedded voltage regulator for single supply operation
â POR, BOD and Watchdog for safe reset
â Quartz or ceramic resonator oscillators: 3 to 20 MHz main and optional low power
32.768 kHz for RTC or device clock.
â High precision 8/12 MHz factory trimmed internal RC oscillator with 4 MHz Default
Frequency for fast device startup
â Slow Clock Internal RC oscillator as permanent clock for device clock in low power
mode
â One PLL for device clock and one dedicated PLL for USB 2.0 High Speed Mini
Host/Device
â Temperature Sensor
â Up to 17 peripheral DMA (PDC) channels and 6-channel central DMA plus
dedicated DMA for High-Speed USB Mini Host/Device and Ethernet MAC
⢠Low Power Modes
â Sleep and Backup modes, down to 2.5 µA in Backup mode.
â Backup domain: VDDBU pin, RTC, eight 32-bit backup registers
â Ultra Low-power RTC
⢠Peripherals
â USB 2.0 Device/Mini Host: 480 Mbps, 4-kbyte FIFO, up to 10 bidirectional
Endpoints, dedicated DMA
â Up to 4 USARTs (ISO7816, IrDA®, Flow Control, SPI, Manchester and LIN support)
and one UART
â 2 TWI (I2C compatible), up to 6 SPIs, 1 SSC (I2S), 1 HSMCI (SDIO/SD/MMC) with up
to 2 slots
â 9-Channel 32-bit Timer/Counter (TC) for capture, compare and PWM mode,
Quadrature Decoder Logic and 2-bit Gray Up/Down Counter for Stepper Motor
â Up to 8-channel 16-bit PWM (PWMC) with Complementary Output, Fault Input, 12-
bit Dead Time Generator Counter for Motor Control
â 32-bit Real Time Timer (RTT) and RTC with calendar and alarm features
â 16-channel 12-bit 1Msps ADC with differential input mode and programmable gain
stage
â One 2-channel 12-bit 1 Msps DAC
â One Ethernet MAC 10/100 (EMAC) with dedicated DMA
â Two CAN Controller with eight Mailboxes
â One True Random Number Generator (TRNG)
â Write Protected Registers
⢠I/O
â Up to 103 I/O lines with external interrupt capability (edge or level sensitivity),
debouncing, glitch filtering and on-die Series Resistor Termination
â Up to Six 32-bit Parallel Input/Outputs (PIO)
⢠Packages
â 100-lead LQFP, 14 x 14 mm, pitch 0.5 mm
â 100-ball LFBGA, 9 x 9 mm, pitch 0.8 mm
â 144-lead LQFP, 20 x 20 mm, pitch 0.5 mm
â 144-ball LFBGA, 10 x 10 mm, pitch 0.8 mm
AT91SAM
ARM-based
Flash MCU
SAM3X
SAM3A
Series
Summary
11057BSâATARMâ13-Jul-12
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