The XC3S50AN-4FT256I is a versatile field-programmable gate array (FPGA) from Xilinx’s acclaimed Spartan-3AN family, designed to deliver exceptional performance for cost-sensitive applications. This advanced FPGA combines programmable logic with integrated flash memory, making it an ideal solution for embedded systems, industrial automation, and consumer electronics.
Product Specifications
The XC3S50AN-4FT256I features a comprehensive set of specifications that make it suitable for demanding applications:
Core Architecture:
- 50,000 system gates capacity
- 1,728 configurable logic blocks (CLBs)
- 1,728 flip-flops and latches
- Speed grade: -4 (high performance)
Memory Resources:
- 54 Kbits of total block RAM
- 3 dedicated 18Kb block RAMs
- Integrated 4Mbit Platform Flash for configuration storage
- Support for external memory interfaces
I/O Capabilities:
- 124 user I/O pins
- Multiple I/O standards support including LVTTL, LVCMOS, and differential signaling
- FT256 package: 256-pin Fine-Pitch Ball Grid Array (FBGA)
Operating Conditions:
- Industrial temperature range: -40ยฐC to +100ยฐC (I-grade)
- Core voltage: 1.2V ยฑ 5%
- I/O voltage: 1.2V to 3.3V
- Low power consumption with multiple power management modes
Additional Features:
- Four Digital Clock Managers (DCMs) for advanced clocking
- Dedicated multipliers for DSP applications
- JTAG boundary scan support
- Internal oscillator for simplified designs
Price Information
Pricing for the XC3S50AN-4FT256I varies based on quantity, supplier, and current market conditions. For the most competitive pricing and volume discounts:
- Contact authorized Xilinx distributors for current pricing
- Volume pricing available for orders of 100+ units
- Educational discounts may apply for academic institutions
- Consider lifecycle and availability status when planning procurement
Note: Prices are subject to change based on market conditions and supplier availability. Contact your preferred electronics distributor for real-time pricing information.
Documents & Media
Essential documentation and resources for the XC3S50AN-4FT256I include:
Technical Documentation:
- Spartan-3AN FPGA Family Data Sheet (DS557)
- XC3S50AN-4FT256I Product Brief
- Spartan-3AN Configuration User Guide
- Package and Pinout Specifications
Design Resources:
- Xilinx ISE Design Suite compatibility information
- Reference designs and application notes
- Constraint files and package information
- Power estimation spreadsheets
Development Tools:
- ISE Project Navigator support files
- ChipScope Pro analyzer compatibility
- CORE Generator System IP catalog
- Timing analysis reports and guidelines
Related Resources
Maximize your XC3S50AN-4FT256I implementation with these complementary resources:
Development Boards:
- Spartan-3AN Starter Kit for rapid prototyping
- Third-party evaluation boards featuring the XC3S50AN-4FT256I
- Custom carrier boards for specific applications
Software Tools:
- Xilinx ISE Design Suite (legacy support)
- ModelSim simulation environment
- Third-party synthesis and place-and-route tools
- Debugging and verification utilities
Technical Support:
- Xilinx community forums and knowledge base
- Application engineering support
- Training materials and webinars
- Migration guides for design updates
Complementary Products:
- Configuration PROMs and flash memory
- Power management solutions
- Clock generation and distribution ICs
- Interface and connectivity components
Environmental & Export Classifications
The XC3S50AN-4FT256I meets stringent environmental and regulatory standards:
Environmental Compliance:
- RoHS compliant (lead-free package options available)
- REACH regulation compliance
- Halogen-free package variants
- Green packaging initiatives supported
Quality Standards:
- Automotive qualification available (contact Xilinx for details)
- Industrial temperature grade (-40ยฐC to +100ยฐC)
- Extended reliability testing performed
- Quality management system ISO 9001 certified
Export Classifications:
- Export Control Classification Number (ECCN) classification available
- Compliance with international trade regulations
- Proper documentation for customs and shipping
- Regional availability may vary by jurisdiction
Package Information:
- Moisture sensitivity level (MSL) rating provided
- Storage and handling guidelines included
- Tape and reel packaging for automated assembly
- Anti-static precautions required during handling
The XC3S50AN-4FT256I represents an excellent balance of performance, features, and cost-effectiveness for FPGA-based designs. Its combination of programmable logic, integrated flash memory, and robust I/O capabilities makes it suitable for a wide range of applications from industrial control systems to consumer electronics. With proper design practices and adherence to environmental guidelines, this FPGA can provide reliable performance in demanding applications while meeting modern regulatory requirements.
