AT91SAM9G45(2009) Просмотр технического описания (PDF) - Atmel Corporation

Номер в каталоге

Компоненты Описание

производитель

AT91SAM9G45
(Rev.:2009)

AT91 ARM Thumb-based Microcontrollers

Atmel Corporation 

Features

• 400 MHz ARM926EJ-S™ ARM® Thumb® Processor

– 32 KBytes Data Cache, 32 KBytes Instruction Cache, MMU

• Memories

– DDR2 Controller 4-bank DDR2/LPDDR, SDRAM/LPSDR

– External Bus Interface supporting 4-bank DDR2/LPDDR, SDRAM/LPSDR, Static

Memories, CompactFlash, SLC NAND Flash with ECC

– One 64-KByte internal SRAM, single-cycle access at system speed or processor

speed through TCM interface

– One 64-KByte internal ROM, embedding bootstrap routine

• Peripherals

– LCD Controller supporting STN and TFT displays up to 1280*860

– ITU-R BT. 601/656 Image Sensor Interface

– USB Device High Speed, USB Host High Speed and USB Host Full Speed with On-

Chip Transceiver

– 10/100 Mbps Ethernet MAC Controller

– Two High Speed Memory Card Hosts (SDIO, SDCard, MMC)

– AC'97 controller

– Two Master/Slave Serial Peripheral Interfaces

– Two Three-channel 32-bit Timer/Counters

– Two Synchronous Serial Controllers (I2S mode)

– Four-channel 16-bit PWM Controller

– Two Two-wire Interfaces

– Four USARTs with ISO7816, IrDA, Manchester and SPI modes

– 8-channel 10-bit ADC with 4-wire Touch Screen support

• System

– 133 MHz twelve 32-bit layer AHB Bus Matrix

– 37 DMA Channels

– Boot from NAND Flash, SDCard, DataFlash® or serial DataFlash

– Reset Controller with on-chip Power-on Reset

– Selectable 32768 Hz Low-power and 12 MHz Crystal Oscillators

– Internal Low-power 32 kHz RC Oscillator

– One PLL for the system and one 480 MHz PLL optimized for USB High Speed

– Two Programmable External Clock Signals

– Advanced Interrupt Controller and Debug Unit

– Periodic Interval Timer, Watchdog Timer, Real Time Timer and Real Time Clock

• I/O

– Five 32-bit Parallel Input/Output Controllers

– 160 Programmable I/O Lines Multiplexed with up to Two Peripheral I/Os with

Schmitt trigger input

• Package

– 324-ball TFBGA, pitch 0.8 mm

AT91 ARM

Thumb-based

Microcontrollers

AT91SAM9G45

Preliminary

6438D–ATARM–13-Oct-09

Share Link: