The XC3S400AN-4FTG256I is a powerful field-programmable gate array (FPGA) from Xilinx’s acclaimed Spartan-3AN series, designed to deliver exceptional performance for embedded applications requiring integrated Flash memory and advanced processing capabilities.
Product Specification
Core Features
The XC3S400AN-4FTG256I incorporates 400,000 system gates with integrated Flash memory, making it ideal for standalone applications without external configuration devices. This FPGA features 8,064 logic cells organized in configurable logic blocks (CLBs), providing substantial processing power for complex digital designs.
Key Technical Specifications:
- Logic Cells: 8,064 equivalent logic cells
- System Gates: 400,000 gates
- Block RAM: 360 Kbits of dual-port block RAM
- Distributed RAM: 56 Kbits
- Multipliers: 16 dedicated 18×18 multipliers
- I/O Standards: Support for multiple I/O standards including LVTTL, LVCMOS, and differential signaling
- Operating Voltage: 1.2V core, 3.3V I/O
- Speed Grade: -4 (commercial temperature range)
- Package: 256-pin Fine-Pitch Ball Grid Array (FTBGA)
- Temperature Range: 0°C to +85°C (commercial grade)
Advanced Architecture
The XC3S400AN-4FTG256I utilizes Xilinx’s proven Spartan-3AN architecture, featuring integrated Flash memory that eliminates the need for external configuration PROMs. This design significantly reduces board space, power consumption, and overall system cost while improving reliability.
Price
The XC3S400AN-4FTG256I is competitively priced for its feature set and performance capabilities. Pricing varies based on quantity, distribution channel, and current market conditions. For the most accurate and up-to-date pricing information on the XC3S400AN-4FTG256I, contact authorized Xilinx distributors or visit official semiconductor pricing platforms.
Volume discounts are typically available for production quantities, making the XC3S400AN-4FTG256I cost-effective for both prototyping and mass production applications.
Documents & Media
Technical Documentation
Comprehensive documentation is available for the XC3S400AN-4FTG256I to support design and implementation:
- Datasheet: Complete electrical specifications, timing parameters, and pin assignments
- User Guide: Detailed architectural overview and design guidelines
- Package Information: Mechanical drawings, thermal characteristics, and PCB layout recommendations
- Migration Guide: Instructions for upgrading from previous Spartan generations
- Application Notes: Design best practices, power management, and configuration procedures
Design Tools and Software
The XC3S400AN-4FTG256I is fully supported by Xilinx ISE Design Suite, providing:
- Synthesis and implementation tools
- Timing analysis and optimization
- Hardware debugging capabilities
- IP core libraries and reference designs
Related Resources
Development Boards
Several development platforms support the XC3S400AN-4FTG256I:
- Spartan-3AN Starter Kit featuring the XC3S400AN-4FTG256I
- Custom evaluation boards from third-party vendors
- Educational development platforms for learning FPGA design
IP Cores and Reference Designs
The XC3S400AN-4FTG256I benefits from Xilinx’s extensive IP portfolio:
- Digital signal processing cores
- Communication protocol implementations
- Memory controllers and interfaces
- Processor cores for embedded applications
Community Support
Active community resources include:
- Xilinx forums with XC3S400AN-4FTG256I discussions
- Application examples and code repositories
- Academic resources and tutorials
- Third-party design services and consulting
Environmental & Export Classifications
Environmental Compliance
The XC3S400AN-4FTG256I meets stringent environmental standards:
- RoHS Compliant: Lead-free manufacturing process
- REACH Compliant: Meets European chemical safety regulations
- Conflict Minerals: Sourced responsibly per industry standards
- Green Classification: Halogen-free options available
Export Control Information
The XC3S400AN-4FTG256I is subject to export control regulations:
- ECCN Classification: Export Control Classification Number as per US regulations
- HTS Code: Harmonized Tariff Schedule classification for international trade
- Country Restrictions: May have limitations for certain destinations
Quality and Reliability
The XC3S400AN-4FTG256I undergoes rigorous testing:
- Qualification Standards: Meets JEDEC and military specifications where applicable
- Reliability Testing: Extensive burn-in and environmental stress testing
- Quality Assurance: ISO-certified manufacturing processes
The XC3S400AN-4FTG256I represents an excellent choice for designers requiring a balance of performance, integration, and cost-effectiveness in their FPGA-based designs. Its combination of logic resources, integrated Flash memory, and comprehensive development support makes it suitable for a wide range of applications from industrial control to communications infrastructure.
