AN2797的SPEAr600 PCB布局指南

AN2797的SPEAr600 PCB布局指南

AN2797
Application note

PCB layout guidelines for SPEAr600

Introduction
SPEAr600 is a 23 x 23 mm PBGA420 device with 1 mm ball pitch. It is a member of the
SPEAr family of 32-bit embedded MPUs. The device features dual ARM926 cores running
at up to 333 MHz, an external DDR2 memory interface and a full set of powerful on-chip
peripherals.
This application note provides guidelines for successfully designing the PCB layout for
SPEAr600. It covers following main topics:
■ Power integrity
■ DDR memory in