XC3S400A-4FG400C

Field Programmable Gate Array Overview

The XC3S400A-4FG400C is a Field Programmable Gate Array (FPGA) belonging to the Spartan®-3A family manufactured by AMD. It features 1024 Configurable Logic Blocks (CLBs) and approximately 400,000 equivalent gates. The device provides 286 I/O pins and utilizes a 400-pin FineLine BGA package with dimensions of 20x20 mm. Key electrical parameters include a maximum operating frequency of 667 MHz, a supply voltage range of 1.14V to 1.26V, and an operating temperature range of 0°C to 85°C. Total RAM bits amount to 294,912.

Field Programmable Gate Array Feature Summary

• Supports high-speed digital logic design with up to 667 MHz performance
• Integrates embedded block RAM for data storage applications
• Offers extensive I/O flexibility through 286 available pins

Field Programmable Gate Array Applications

• Industrial control systems requiring real-time processing
• Test and measurement equipment interfaces
• Consumer electronics signal processing

Field Programmable Gate Array Procurement Notes

Verify component authenticity upon receipt as this part may be obsolete or from surplus channels. Confirm package integrity and pin alignment against the 400-FineLine BGA specification. Review datasheets for any specific handling requirements related to moisture sensitivity levels prior to assembly.

Field Programmable Gate Array Selection Notes

Select this model when moderate logic density and established Spartan architecture compatibility are required. Compare against newer families if lower power consumption or higher speed grades are necessary. Ensure the 400-pin footprint fits the target PCB layout constraints.

Field Programmable Gate Array Part Context

This component is part of the Spartan®-3A FPGA series, designed for cost-sensitive applications needing reliable programmable logic. It succeeds earlier Spartan-3 devices with enhanced features while maintaining pin compatibility within the family. The series targets entry-to-mid-level embedded logic solutions.

Field Programmable Gate Array Replacement Considerations

Publicly confirmed substitute part numbers for this specific obsolete component were not identified in verified sources. Designers should consult official migration guides for transitioning to current AMD FPGA portfolios.