Embedded Memory Documentation 

Virtex Embedded Memory Application Notes

Spartan-II Embedded Memory Application Notes

Virtex Embedded Memory Application Notes

Using the Virtex Block SelectRAM
Data-Width Conversion FIFOs Using Block SelectRAM
170MHz FIFOs Asynch. and Synch. FIFOs Using Virtex Block SelectRAM
Using the Virtex Select I/O
High Speed Transceiver Logic (HSTL)
Virtex I/V Curves for Various Output Options
An Overview of Multiple CAM Designs in Virtex Devices 
Using Block SelectRAM+ for High Performance Read/Write CAMs
CAM in ATM Applications
Designing Flexible, Fast CAMs with Virtex Slices
Asynchronous FIFO
Distributed Memory

Spartan-II Embedded Memory Application Notes

Using Block SelectRAM+ Memory in Spartan-II
Data-Width Conversion FIFOs Using Block SelectRAM
CAM in Block SelectRAM
High Speed FIFOs in Spartan-II FPGAs
Spartan Family I/V Curves for Various Output Options
High Speed Transceiver Logic (HSTL)
Using Delay Locked Loops in Spartan-II FPGAs