Product Overview
The XC2S50-5FG256CES is a powerful field-programmable gate array (FPGA) from Xilinx’s acclaimed Spartan-II family, designed to deliver exceptional performance and versatility for cost-sensitive applications. This device combines advanced programmable logic capabilities with industry-leading features, making it an ideal choice for engineers and developers seeking reliable, high-performance digital solutions.
1. Product Specifications
Core Architecture
- Device Family: Xilinx Spartan-II FPGA
- System Gates: 50,000 gates
- Logic Cells: 1,728 configurable logic blocks (CLBs)
- Logic Elements: 384 CLBs providing flexible digital logic implementation
Performance Characteristics
- Maximum Frequency: 263 MHz system performance
- Process Technology: Advanced 0.18ฮผm CMOS technology
- Supply Voltage: 2.5V core operation for optimal power efficiency
- Architecture: Static RAM-based configuration with unlimited reprogramming cycles
Package Details
- Package Type: 256-pin Fine-pitch Ball Grid Array (FBGA)
- Package Designation: FG256
- Pin Count: 256 pins in compact BGA format
- Speed Grade: -5 (commercial temperature range)
- Package Variant: CES (Commercial, Extended temperature, Surface mount)
Memory and I/O Features
- Block RAM: Integrated block memory for data storage
- Distributed RAM: Flexible distributed memory resources
- I/O Standards: Support for 16 different I/O standards including LVTTL, LVCMOS, PCI, and differential signaling
- Independent VCCO Banks: Multiple independent I/O voltage banks for mixed-voltage designs
- DLL Resources: Digital Delay Lock Loops for clock management
Configuration Options
- Configuration Modes: Master Serial, Slave Serial, Slave Parallel, and Boundary Scan
- Configuration Memory: Static memory cells with non-volatile external storage support
- Reprogramming: Unlimited configuration cycles for development flexibility
2. Price Information
Current Market Pricing (Subject to quantity and availability):
- Single unit price: $42.26 – $54.00 USD
- Bulk pricing available for quantities over 100 units
- Price ranges vary by distributor and package quantities
- Contact authorized distributors for volume pricing and current availability
Pricing Notes:
- Prices fluctuate based on market conditions and semiconductor availability
- Extended temperature and specialized variants may carry premium pricing
- Development quantities typically available from stock at major distributors
3. Documents & Media
Technical Documentation
- Primary Datasheet: Spartan-II FPGA Family Data Sheet (DS001)
- Configuration Guide: Spartan-II Configuration User Guide
- PCB Design Guidelines: Layout and routing recommendations for FG256 package
- Pin Assignment Guide: Complete pinout and I/O planning documentation
Design Resources
- Application Notes: Implementation guides for common applications
- Reference Designs: Proven design examples and IP cores
- Development Tools: ISE Design Suite compatibility information
- Programming Documentation: Configuration and debugging procedures
Software Support
- Development Environment: Xilinx ISE Design Suite
- Synthesis Tools: XST (Xilinx Synthesis Technology)
- Implementation Tools: Place and Route utilities
- Simulation Support: ModelSim and other industry-standard simulators
4. Related Resources
Development Platforms
- Spartan-II Evaluation Boards: Reference platforms for rapid prototyping
- Third-party Development Kits: ZedBoard, Basys series, and other compatible platforms
- Starter Kits: Entry-level development solutions for education and prototyping
Compatible Components
- Configuration Memory: Serial PROMs and Flash memory devices
- Power Management: Voltage regulators and power sequencing circuits
- Clock Sources: Oscillators and clock distribution networks
- Interface Devices: Level shifters and I/O expansion components
Technical Support Resources
- Xilinx Community Forums: Peer-to-peer technical assistance
- Application Engineering: Direct technical support from Xilinx
- Training Materials: Online courses and certification programs
- Knowledge Base: Searchable database of solutions and troubleshooting guides
Design Tools and IP
- IP Core Library: Pre-verified intellectual property blocks
- Clock Management: DCM and PLL configuration utilities
- Memory Controllers: SDRAM, DDR, and SRAM interface IP
- Communication Interfaces: UART, SPI, I2C, and custom protocol support
5. Environmental & Export Classifications
Environmental Compliance
- RoHS Status: Not RoHS compliant (legacy product with lead-containing components)
- Operating Temperature: Commercial grade (0ยฐC to +85ยฐC)
- Storage Temperature: -65ยฐC to +150ยฐC
- Moisture Sensitivity: Level 3 per JEDEC J-STD-020
Export Control Information
- ECCN Classification: EAR99 (Export Administration Regulations)
- HTS Code: 8542390001 (US Harmonized Tariff Schedule)
- TARIC Code: 8542399000 (European trade classification)
- Country of Origin: Typically manufactured in various Xilinx-qualified facilities
Quality and Reliability
- Quality Standards: ISO 9001 certified manufacturing
- Reliability Testing: Automotive-grade qualification testing available
- Lead-free Options: Contact manufacturer for lead-free alternatives in current product lines
- Package Marking: Device marking includes part number, date code, and lot traceability
Handling and Storage
- ESD Sensitivity: Class 1 ESD sensitive device – proper handling procedures required
- Storage Requirements: Dry storage in moisture barrier bags recommended
- Thermal Cycling: Suitable for standard SMT assembly processes
- Rework Capability: Compatible with standard BGA rework procedures
Note: The XC2S50-5FG256CES is a legacy product from Xilinx’s Spartan-II family. While still available through distributors, designers are encouraged to consider newer Spartan-7 or other current FPGA families for new designs to ensure long-term availability and support.
