AM1808BZCEA3

AM1808 ARM微处理器 AM1808 ARM Microprocessor

Description

The AM1808 ARM Microprocessor is a low-power applications processor based on ARM926EJ-S.

The device enables original-equipment manufacturers OEMs and original-design manufacturers ODMs

to quickly bring to market devices featuring robust operating systems support, rich user interfaces, and

high processing performance life through the maximum flexibility of a fully integrated mixed processor

solution.

AM1808 ARM Microprocessor

Features

• 375- and 456-MHz ARM926EJ-S™ RISC MPU

• ARM926EJ-S Core

  – 32-Bit and 16-Bit Thumb® Instructions

  – Single-Cycle MAC

  – ARM Jazelle® Technology

  – Embedded ICE-RT™ for Real-Time Debug

• ARM9™ Memory Architecture

  – 16KB of Instruction Cache

  – 16KB of Data Cache

  – 8KB of RAM Vector Table

  – 64KB of ROM

• Enhanced Direct Memory Access Controller 3 EDMA3:

  – 2 Channel Controllers

  – 3 Transfer Controllers

  – 64 Independent DMA Channels

  – 16 Quick DMA Channels

  – Programmable Transfer Burst Size

• 128KB of On-Chip Memory

• 1.8-V or 3.3-V LVCMOS I/Os Except for USB and DDR2 Interfaces

• Two External Memory Interfaces:

  – EMIFA

• NOR 8- or 16-Bit-Wide Data

• NAND 8- or 16-Bit-Wide Data

• 16-Bit SDRAM with 128-MB Address Space

  – DDR2/Mobile DDR Memory Controller with one of the following:

• 16-Bit DDR2 SDRAM with 256-MB Address Space

• 16-Bit mDDR SDRAM with 256-MB Address Space

• Three Configurable 16550-Type UART Modules:

  – With Modem Control Signals

  – 16-Byte FIFO

  – 16x or 13x Oversampling Option

• LCD Controller

• Two Serial Peripheral Interfaces SPIs Each with Multiple Chip Selects

• Two Multimedia Card MMC/Secure Digital SD

  Card Interfaces with Secure Data I/O SDIO Interfaces

• Two Master and Slave Inter-Integrated Circuits I2C Bus™

• One Host-Port Interface HPI with 16-Bit-Wide

  Muxed Address and Data Bus For High Bandwidth1

Applications

• Gaming

• Data Concentrators

• Medical, Healthcare, Fitness

• Building Automation

• Printers

• Set Top Box

• ePOS

• Industrial Automation