1. Product Specifications
Key Technical Features
Memory Architecture:
- Memory Density: 4M-bit (4,194,304 bits) configuration storage
- Memory Type: One-Time Programmable (OTP) Serial Configuration PROM
- Voltage Rating: 3.3V operating voltage
- Package Type: 44-Pin PLCC (Plastic Leaded Chip Carrier)
Performance Characteristics:
- Maximum Clock Frequency: 15.0 MHz
- Configuration Interface: Serial configuration mode compatible
- Access Time: Fast access time for efficient FPGA configuration
- I/O Type: Common I/O interface standard
- Temperature Range: Commercial temperature grade
Package & Compliance:
- Package Description: Plastic CC-44 (PLCC-44)
- JESD-30 Code: S-PQCC-J44
- JESD-609 Code: e0
- REACH Compliant: Yes
- Status: Discontinued (Legacy Product)
Configuration Capabilities
The XC1704LPC44C supports multiple FPGA configuration modes:
Serial Configuration Mode:
- Compatible with Xilinx FPGA Master Serial configuration
- Direct interface to FPGA DIN pin
- Clock-driven data output synchronized with FPGA requirements
- Automatic configuration completion detection
Cascading Support:
- Multiple XC1704LPC44C devices can be cascaded
- CEO (Chip Enable Output) drives CE (Chip Enable) of next device
- Interconnected clock inputs and data outputs
- Compatible with other XC1700 series devices
2. Pricing Information
Current Market Status: The XC1704LPC44C is a discontinued product from Xilinx/AMD. Current availability is limited to existing inventory from authorized distributors and specialty electronic component suppliers.
Pricing Considerations:
- Pricing varies significantly based on availability and supplier
- Legacy component pricing typically reflects scarcity premium
- Bulk quantities may offer better pricing tiers
- Alternative compatible devices may provide cost-effective solutions
Note: For current pricing and availability, contact authorized distributors or specialty component suppliers, as this product is no longer in active production.
3. Documents & Media
Technical Documentation
Primary Resources:
- Datasheet: XC1700 Series Configuration PROMs datasheet (DS027)
- Application Notes: FPGA configuration implementation guides
- Programming Guides: PROM programming instructions using Xilinx tools
Software Compatibility:
- Xilinx ISE Foundation: Legacy design software support
- Xilinx ISE WebPACK: Free development environment compatibility
- Programming Format: Standard Intel Hex format output
Design Resources:
- Configuration interface schematics
- Timing diagrams for serial configuration
- Cascading configuration examples
- PCB layout guidelines for PLCC-44 package
Programming Tools
Compatible Programming Equipment:
- Commercial PROM programmers supporting PLCC-44 packages
- Xilinx development tools for bitstream generation
- Third-party programming solutions for XC1700 series
4. Related Resources
Compatible FPGA Families
Supported Xilinx FPGA Series:
- Spartan series FPGAs
- Virtex series FPGAs (legacy generations)
- XC4000 series devices
- Other Xilinx FPGAs with serial configuration capability
Alternative Solutions
Modern Alternatives:
- XC17V04PC44C: In-System Programmable (ISP) version
- XC18V04VQ44C: Enhanced configuration PROM with ISP capability
- Flash-based configuration solutions: For newer FPGA families
- SPI Flash memories: Modern configuration storage options
Development Support
Design Resources:
- Reference designs for FPGA configuration systems
- Evaluation boards featuring XC1700 series PROMs
- Community forums and technical support resources
- Migration guides to newer configuration solutions
Educational Materials:
- FPGA configuration methodology documentation
- Best practices for configuration PROM implementation
- Troubleshooting guides for configuration issues
5. Environmental & Export Classifications
Environmental Compliance
Regulatory Status:
- REACH Compliance: Yes – meets European chemical regulation requirements
- RoHS Status: Non-compliant (legacy product predating current RoHS requirements)
- Conflict Minerals: Compliant with applicable regulations for semiconductor products
Export Classifications
Trade Regulations:
- Export Control Classification Number (ECCN): Subject to standard semiconductor export controls
- Harmonized Tariff Schedule: 8542.32.0071 (semiconductor memory devices)
- Country of Origin: Manufactured according to Xilinx/AMD specifications
Shipping & Handling:
- Electrostatic Discharge (ESD) Sensitive: Requires proper ESD handling procedures
- Moisture Sensitivity Level: Standard semiconductor packaging requirements
- Storage Conditions: Controlled temperature and humidity environment recommended
Quality Standards
Manufacturing Standards:
- ISO Quality Management: Manufactured under ISO-certified quality systems
- Reliability Testing: Extensive qualification testing per JEDEC standards
- Traceability: Full lot traceability for quality assurance
Summary
The XC1704LPC44C represents a proven solution for FPGA configuration applications requiring reliable, high-density bitstream storage. While discontinued, this device continues to serve critical roles in legacy systems and specialized applications where its specific characteristics are required. For new designs, consider modern alternatives that offer enhanced features such as in-system programmability and improved environmental compliance.
Key Benefits:
- Proven reliability in FPGA configuration applications
- Simple serial interface requiring minimal external components
- Cascading capability for larger configuration requirements
- Compatibility with established Xilinx development tools
Applications:
- Legacy FPGA system maintenance and production
- Specialized industrial and military applications
- Educational and research projects using older FPGA technologies
- Replacement component for existing designs
For technical support and modern alternatives, consult with AMD/Xilinx technical resources or authorized distributors specializing in configuration memory solutions.
