
Extended Spartan-3A Family Overview
DS706 (v1.1) February 2, 2011
Product Specification
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Extended Spartan-3A Family Documentation
Complete and up-to-date documentation of the Extended Spartan-3A family of FPGAs is available on the Xilinx website. The
following files are also available for download:
DS529, Spartan-3A FPGA Data Sheet DS610, Spartan-3A DSP FPGA Data Sheet DS557, Spartan-3AN FPGA Data Sheet These data sheets contain DC and Switching Characteristic
specifications and pinouts for the Extended Spartan-3A
family.
UG331, Spartan-3 Generation FPGA User Guide This guide includes chapters on:
Clocking Resources
Digital Clock Managers (DCMs)
Block RAM
Configurable Logic Blocks (CLBs)
I/O Resources
Embedded Multiplier Blocks
Programmable Interconnect
ISE Design Tools
IP Cores
Embedded Processing and Control Solutions
Pin Types and Package Overview
Package Drawings
Powering FPGAs
Power Management
UG332, Spartan-3 Generation Configuration User Guide This guide includes chapters on:
Configuration Overview
Detailed Descriptions by Mode
ISE iMPACT Programming Examples
MultiBoot Reconfiguration
Design Authentication using Device DNA
UG333, Spartan-3AN FPGA In-System Flash User Guide This guide provides information for Spartan-3AN FPGA
applications that write to or read from the In-System flash
memory after configuration:
SPI_ACCESS interface
In-System flash memory architecture
Read, program, and erase commands
Status registers
Sector Protection and Sector Lockdown features
Security Register with Unique Identifier
UG431, XtremeDSP DSP48A for Spartan-3A DSP FPGAs User Guide
This guide describes the DSP48A slices and the DSP48A
pre-adder.
Extended Spartan-3A Family Starter Kits
For specific hardware examples, see the Starter Kit boards
for the Extended Spartan-3A family. The following web page
has links to various boards for each family, including design
examples and the user guides:
Revision History
The following table shows the revision history for this document:
Date
Version
Description of Revisions
08/04/08
1.0
Initial Xilinx release.
01/29/10
1.0.1
Corrected typo in the slice count for XC3SD1800A in
Table 1.02/02/11
1.1
Updated for new Spartan-3AN family part/package combinations: XC3S50AN and XC3S400AN in
FT(G)256 package, and XC3S1400AN in FG(G)484 package. Removed footnote for maximum user
I/O for XC3S50A/AN in
Table 1. Updated
Table 2 content and table notes. Updated Device
Temperature table.