AT91SAM9G25-CU(2013) Просмотр технического описания (PDF) - Atmel Corporation

Номер в каталоге

Компоненты Описание

производитель

AT91SAM9G25-CU
(Rev.:2013)

AT91SAM ARM-based Embbedded MPU

Atmel Corporation 

1. Features

z Core

z ARM926EJ-S™ ARM® Thumb® Processor running at up to 400 MHz @

1.0V +/- 10%

z 16 Kbytes Data Cache, 16 Kbytes Instruction Cache, Memory

Management Unit

z Memories

z One 64-Kbyte internal ROM embedding bootstrap routine: Boot on NAND

Flash, SDCard, DataFlash® or serial DataFlash. Programmable order.

z One 32-Kbyte internal SRAM, single-cycle access at system speed

z High Bandwidth Multi-port DDR2 Controller

z 32-bit External Bus Interface supporting 4-bank and 8-bank

DDR2/LPDDR, SDR/LPSDR, Static Memories

z MLC/SLC 8-bit NAND Controller, with up to 24-bit Programmable Multibit

Error Correcting Code (PMECC)

z System running at up to 133 MHz

z Power-on Reset Cells, Reset Controller, Shut Down Controller, Periodic

Interval Timer, Watchdog Timer and Real Time Clock

z Boot Mode Select Option, Remap Command

z Internal Low Power 32 kHz RC and Fast 12 MHz RC Oscillators

z Selectable 32768 Hz Low-power Oscillator and 12 MHz Oscillator

z One PLL for the system and one PLL at 480 MHz optimized for USB High

Speed

z Twelve 32-bit-layer AHB Bus Matrix for large Bandwidth transfers

z Dual Peripheral Bridge with dedicated programmable clock for best

performance

z Two dual port 8-channel DMA Controllers

z Advanced Interrupt Controller and Debug Unit

z Two Programmable External Clock Signals

z Low Power Mode

z Shut Down Controller with four 32-bit Battery Backup Registers

z Clock Generator and Power Management Controller

z Very Slow Clock Operating Mode, Software Programmable Power

Optimization Capabilities

z Peripherals

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

z USB Device High Speed, USB Host High Speed and USB Host Full

Speed with dedicated On-Chip Transceiver

z One 10/100 Mbps Ethernet MAC Controller

z Two High Speed Memory Card Hosts

z Two Master/Slave Serial Peripheral Interface

z Two 3-channel 32-bit Timer/Counters

z One Synchronous Serial Controller

z One 4-channel 16-bit PWM Controller

z Three Two-wire Interfaces

z Four USARTs, two UARTs, one DBGU

SAM9G25 [DATASHEET]

2

11032C–ATARM–25-Jan-13

Share Link: