The XC3S400A-4FGG400C is a versatile field-programmable gate array (FPGA) from Xilinx’s Spartan-3A family, designed to deliver exceptional performance for cost-sensitive applications. This powerful programmable logic device combines advanced features with reliable operation, making it an ideal choice for engineers developing complex digital systems.
Product Specifications
The XC3S400A-4FGG400C offers impressive technical capabilities that set it apart in the FPGA market. This device features 400,000 system gates with 8,064 logic cells, providing substantial programmable resources for demanding applications. The architecture includes 360 configurable logic blocks (CLBs) arranged in an 18×20 array, offering excellent flexibility for custom logic implementation.
Memory resources are abundant in the XC3S400A-4FGG400C, with 20 dedicated 18Kb block RAMs totaling 360Kb of fast, embedded memory. The device also incorporates 56 dedicated multipliers optimized for high-speed digital signal processing operations. Input/output capabilities include up to 264 user I/O pins, supporting various industry-standard interfaces including LVTTL, LVCMOS, SSTL, and HSTL standards.
The XC3S400A-4FGG400C operates with a core voltage of 1.2V and I/O voltage ranging from 1.2V to 3.3V, ensuring compatibility with modern low-power designs while maintaining robust performance. The -4 speed grade indicates commercial temperature range operation from 0ยฐC to +85ยฐC, suitable for most industrial and commercial applications.
The FGG400 package is a fine-pitch ball grid array (BGA) measuring 17mm x 17mm with 400 balls on a 0.8mm pitch. This compact form factor maximizes I/O density while maintaining excellent thermal and electrical characteristics essential for high-performance applications.
Pricing Information
The XC3S400A-4FGG400C is competitively priced within the mid-range FPGA segment, offering excellent value for its feature set and performance capabilities. Pricing varies based on quantity, with significant volume discounts available for production orders. The device’s cost-effectiveness makes it particularly attractive for applications requiring high logic density without the premium associated with higher-end FPGA families.
For current pricing and availability of the XC3S400A-4FGG400C, contact authorized Xilinx distributors or visit the official Xilinx website. Educational and development discounts may be available for qualifying institutions and small-scale prototyping projects.
Documents & Media
Comprehensive technical documentation is available for the XC3S400A-4FGG400C to support design and development activities. The primary datasheet provides detailed electrical specifications, timing parameters, and mechanical information essential for proper implementation.
Key documentation includes the Spartan-3A FPGA Family Data Sheet, which covers all devices in the family including the XC3S400A-4FGG400C. Additional resources include application notes covering specific design techniques, reference designs demonstrating best practices, and user guides for development tools.
The XC3S400A-4FGG400C is supported by Xilinx ISE Design Suite, providing complete design flow from HDL entry through bitstream generation. Development boards featuring the XC3S400A-4FGG400C are available from various vendors, offering ready-to-use platforms for evaluation and prototyping.
Related Resources
The XC3S400A-4FGG400C ecosystem includes numerous supporting resources to accelerate development and ensure design success. Xilinx provides extensive IP core libraries compatible with the device, including processors, memory controllers, and communication interfaces.
Third-party support for the XC3S400A-4FGG400C includes development tools, debugging solutions, and specialized IP cores. The active user community provides forums, tutorials, and design examples specifically relevant to Spartan-3A family devices.
Training resources are available covering FPGA design fundamentals, advanced implementation techniques, and device-specific optimization strategies for the XC3S400A-4FGG400C. These educational materials help engineers maximize the potential of their designs while minimizing development time.
Environmental & Export Classifications
The XC3S400A-4FGG400C meets stringent environmental and regulatory standards required for global deployment. The device complies with RoHS (Restriction of Hazardous Substances) directives, ensuring environmentally responsible manufacturing and disposal practices.
Export classification for the XC3S400A-4FGG400C falls under standard commercial electronics categories, with no special export licensing requirements for most destinations. However, users should verify current export regulations for their specific application and destination country.
The device operates reliably across the commercial temperature range and meets automotive-grade quality standards when specified. Moisture sensitivity level (MSL) ratings and proper handling procedures ensure reliable assembly and long-term operation in demanding environments.
Quality certifications for the XC3S400A-4FGG400C include ISO 9001 manufacturing standards and comprehensive quality assurance testing throughout the production process. These certifications guarantee consistent performance and reliability across all delivered devices.
The XC3S400A-4FGG400C represents an excellent balance of performance, features, and cost-effectiveness for modern FPGA applications, backed by comprehensive support resources and proven reliability in diverse operating environments.
