Case Study #1 - DRAM Controller in CPLD

Case Studies

Case Study #1 - DRAM Controller XC9500 CPLD

DRAM Controller Design Requirements

XC9500: A Perfect Fit

DRAM Controller Challenges

XC9500: A Uniform CPLD Architecture

XC9500 Advanced Macrocell

Flexible Cascading

Leading Edge Features Support Superior Pin Locking for ISP

XC9500 In-System Programming

DRAM Controller Block Diagram

XC9500 Pin-Locking at Work Retains Pinouts at Full Speed

So...What Changed?

ISP Downloading is Simple and Easy

XC9500 Case Study Highlights