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XC3S400AN-4FG400C FPGA: High-Performance Spartan-3AN Field Programmable Gate Array

Original price was: $20.00.Current price is: $19.00.

The XC3S400AN-4FG400C is a powerful FPGA (Field Programmable Gate Array) from Xilinx’s Spartan-3AN family, designed to deliver exceptional performance for embedded applications requiring non-volatile configuration storage and advanced digital signal processing capabilities.

Product Specifications

Core Features

The XC3S400AN-4FG400C integrates 400,000 system gates with embedded Flash memory, eliminating the need for external configuration devices. This FPGA features 8,064 logic cells, 360 Kbits of distributed RAM, and 16 dedicated multipliers for enhanced arithmetic operations.

Technical Specifications

  • Logic Cells: 8,064 cells providing flexible digital logic implementation
  • System Gates: 400,000 gates for complex design integration
  • Block RAM: 360 Kbits total memory capacity
  • Package Type: FG400 (400-pin Fine-Pitch Ball Grid Array)
  • Speed Grade: -4 (industrial temperature range)
  • Operating Voltage: 1.2V core, 2.5V/3.3V I/O
  • Temperature Range: -40ยฐC to +100ยฐC
  • I/O Pins: 264 user I/O pins with multiple voltage standards support

Advanced Capabilities

The XC3S400AN-4FG400C supports multiple I/O standards including LVTTL, LVCMOS, SSTL, and differential signaling. Built-in clock management resources include Digital Clock Managers (DCMs) for precise timing control and clock distribution networks optimized for high-speed applications.

Pricing Information

The XC3S400AN-4FG400C is competitively priced for volume applications, with pricing tiers available based on order quantities. Contact authorized Xilinx distributors for current pricing, volume discounts, and availability. Educational institutions and development projects may qualify for special pricing programs.

Documents & Media

Technical Documentation

  • Datasheet: Complete electrical and timing specifications
  • User Guide: Comprehensive implementation guidelines and design recommendations
  • Application Notes: Specific implementation examples and best practices
  • Reference Designs: Pre-verified design templates and IP cores

Development Resources

  • ISE Design Suite: Complete development environment with synthesis, implementation, and verification tools
  • IP Core Generator: Access to optimized intellectual property blocks
  • Simulation Models: VHDL and Verilog behavioral models for design verification

Related Resources

Development Boards

Several evaluation and development platforms support the XC3S400AN-4FG400C, enabling rapid prototyping and design validation. These boards typically include power supplies, clock sources, memory interfaces, and various I/O connectors.

Software Tools

The XC3S400AN-4FG400C is fully supported by Xilinx ISE Design Suite, providing integrated synthesis, place-and-route, and timing analysis capabilities. Third-party tools from major EDA vendors also provide comprehensive support for this device.

IP Cores and Reference Designs

Extensive libraries of verified IP cores are available, including communication protocols, DSP functions, memory controllers, and processor cores optimized for the Spartan-3AN architecture.

Environmental & Export Classifications

Environmental Compliance

The XC3S400AN-4FG400C meets RoHS (Restriction of Hazardous Substances) compliance requirements and is manufactured using lead-free processes. The device packaging materials are halogen-free and recyclable, supporting environmentally responsible design practices.

Export Classifications

This product is subject to U.S. Export Administration Regulations (EAR) and classified under ECCN (Export Control Classification Number) 3A001. International customers should verify export license requirements and local import regulations before ordering.

Reliability Standards

The XC3S400AN-4FG400C undergoes comprehensive qualification testing including temperature cycling, humidity exposure, and mechanical stress testing to ensure reliable operation in demanding applications. The device meets JEDEC standards for semiconductor reliability and quality assurance.

Quality Certifications

Manufacturing facilities producing the XC3S400AN-4FG400C maintain ISO 9001 quality management certification and follow automotive-grade quality procedures where applicable. Statistical quality control and continuous monitoring ensure consistent product performance across production lots.


The XC3S400AN-4FG400C represents an ideal solution for applications requiring configurable logic, embedded processing, and non-volatile configuration storage in a single, cost-effective device. Its combination of performance, flexibility, and integrated Flash memory makes it suitable for industrial control, communications, and consumer electronics applications.