1. Product Specifications
Core Architecture
- Device Family: XC3100A Series FPGA
- Gate Complexity: 7,500 maximum logic gates (6,500-7,500 typical range)
- Configurable Logic Blocks (CLBs): 484 CLBs in 22 x 22 array configuration
- User I/O Pins: 70 available I/O pins (from 84-pin package)
- Flip-Flops: 1,320 internal flip-flops for sequential logic operations
- Horizontal Longlines: 44 for efficient signal distribution and low-skew routing
Performance Characteristics
- Speed Grade: -4 (227 MHz maximum flip-flop toggle rate)
- Logic Delay: 2.5 ns typical combinatorial delay (CLB input to output)
- System Clock Rates: 50-85 MHz operational frequency range
- Clock-to-Output Delay: 2.5 ns typical sequential timing
- Technology: Advanced CMOS static memory process for high reliability
Package & Environmental Specifications
- Package Type: PC84 (84-pin Plastic Leaded Chip Carrier)
- Package Dimensions: 29.21mm x 29.21mm x 4.57mm (1.15″ x 1.15″ x 0.18″)
- Lead Pitch: 1.27mm (0.050″) on all four sides
- Operating Voltage: 5V ยฑ5% (4.75V – 5.25V)
- Temperature Range: Commercial (0ยฐC to +85ยฐC junction temperature)
- Package Weight: Approximately 8 grams
Advanced Features
- Unlimited Reprogrammability: SRAM-based configuration for iterative design
- Soft Startup Feature: Controlled output activation prevents ground bounce
- Error Checking: Built-in bitstream verification during configuration
- TTL/CMOS Compatibility: Programmable input threshold selection
- 3-State Bus Support: Internal tri-state buffers for bus implementation
- On-Chip Oscillator: Crystal oscillator amplifier with divide-by-two option
2. Price Information
Current Market Pricing (USD):
- Single Unit (1 piece): $45.00 – $85.00
- Small Quantity (10-24 pieces): $35.00 – $65.00 per unit
- Medium Volume (25-99 pieces): $25.00 – $45.00 per unit
- Large Volume (100+ pieces): Contact for volume pricing
Price Factors:
- Legacy/obsolete status affects availability and pricing
- Commercial temperature grade offers cost advantage over industrial
- Compact PLCC package provides cost-effective solution
- Market fluctuations due to limited remaining inventory
Cost Considerations:
- EOL (End of Life) product with specialized sourcing required
- Premium pricing for guaranteed authentic Xilinx parts
- Long-term supply agreements available for critical applications
- Alternative sourcing through authorized distributors and brokers
3. Documents & Media
Essential Technical Documentation
- Primary Datasheet: XC3000 Series Field Programmable Gate Arrays (Version 3.1)
- Package Specifications: PLCC-84 mechanical drawings and dimensions
- Pinout Diagrams: Complete pin assignment documentation with signal descriptions
- Electrical Characteristics: DC/AC parameters and switching characteristics
- Configuration Guide: Programming modes and bitstream requirements
Development Documentation
- XACT Development System Manual: Complete design flow documentation
- Application Notes: Design optimization techniques and best practices
- Programming Reference: Configuration modes and programming procedures
- Timing Analysis Guide: Setup/hold requirements and timing calculations
- Package Assembly Guide: PCB layout recommendations for PLCC mounting
Design Resources
- SPICE Models: Circuit simulation models for timing analysis
- PCB Footprint Libraries: CAD library files for major EDA tools
- Reference Designs: Example implementations and proven configurations
- Migration Guide: Upgrade paths to current Xilinx FPGA families
- Compatibility Matrix: Pin-compatible device alternatives
Visual Resources
- High-Resolution Images: Professional package photography for documentation
- Internal Architecture Diagrams: Block diagrams showing CLB and routing structure
- Application Schematics: Typical use case circuit examples
- 3D Package Models: STEP files for mechanical design verification
4. Related Resources
Development Environment
- Xilinx XACT Suite: Primary development toolchain for design entry and implementation
- Third-Party EDA Support: Viewlogic, Cadence, Mentor Graphics integration
- Simulation Tools: Logic and timing simulation capabilities
- In-Circuit Verification: Real-time debugging and signal probing
- Design Rule Checker: Automated verification of design constraints
Companion Components
- Configuration Memory: XC17XX series Serial Configuration PROMs
- Clock Generation: Compatible crystal oscillators and clock management ICs
- Power Management: 5V regulators and power sequencing circuits
- Level Translation: Interface circuits for mixed-voltage systems
- Protection Components: ESD protection and signal conditioning
Application Domains
- Communications Equipment: Protocol processors and interface controllers
- Industrial Control Systems: Motor control and sensor interface applications
- Test & Measurement: Custom instrumentation and signal processing
- Embedded Computing: Coprocessors and peripheral controllers
- Legacy System Maintenance: Replacement parts for existing designs
Compatible Alternatives
- XC3195A-3PC84C: Higher speed grade (-3, 270MHz) version
- XC3195A-4PC84I: Industrial temperature range variant
- XC3190A-4PC84C: Lower gate count (6K gates) alternative
- Modern Replacements: Current Xilinx Spartan/Artix families for new designs
Cross-Reference Parts
- Pin-Compatible Devices: Other XC3000 series in PC84 package
- Functional Equivalents: Altera/Intel and Lattice FPGA alternatives
- Upgrade Path: Migration to current-generation FPGAs
- Second Source: Authorized distributor and broker network
5. Environmental & Export Classifications
Environmental Specifications
- RoHS Compliance: Pre-RoHS device (contains lead in package materials)
- Operating Temperature: 0ยฐC to +85ยฐC junction temperature (Commercial grade)
- Storage Temperature: -65ยฐC to +150ยฐC ambient
- Relative Humidity: 5% to 95% non-condensing
- Thermal Resistance: ฮธJA = 35ยฐC/W (still air), ฮธJC = 15ยฐC/W
Reliability & Quality Standards
- Quality Assurance: MIL-STD-883 Class B equivalent testing
- MTBF Rating: >500,000 hours at 25ยฐC ambient
- ESD Sensitivity: Class 1B (1000V HBM), Class C2 (200V MM)
- Package Integrity: Plastic PLCC suitable for commercial applications
- Latch-up Immunity: >100mA per JEDEC JESD78 standards
Regulatory Compliance
- Export Control: EAR99 classification under Export Administration Regulations
- Country of Origin: United States (Xilinx/AMD manufacturing)
- REACH Compliance: Pre-REACH product, contact manufacturer for substance information
- Conflict Minerals: Manufactured prior to conflict minerals regulations
- WEEE Directive: Subject to European electronic waste disposal requirements
Packaging & Handling
- Moisture Sensitivity: MSL 3 (168 hours at 30ยฐC/60% RH after bag opening)
- Anti-Static Precautions: ESD-sensitive device requiring proper handling procedures
- Shipping Container: Anti-static tube or tape/reel packaging
- Lead Time: 4-16 weeks typical depending on distributor stock
- Minimum Order: 1 piece (may vary by supplier)
Global Certifications
- CE Marking: Compliant for European market distribution
- FCC Compliance: Tested for electromagnetic compatibility
- ISO 9001: Manufactured under quality management system
- TS 16949: Automotive quality system compliance (where applicable)
- IPC Standards: PCB assembly guidelines for PLCC package mounting
End-of-Life Considerations
- Obsolescence Status: Discontinued product with limited remaining stock
- Last Time Buy: Consult with Xilinx/AMD for final procurement opportunities
- Long-Term Support: Authorized distributors provide continued availability
- Design Migration: Xilinx provides migration tools for current FPGA families
- Documentation Archive: Technical resources maintained for legacy support
Why Choose XC3195A-4PC84C?
The XC3195A-4PC84C delivers proven FPGA performance in a compact, cost-effective PLCC package ideal for space-constrained commercial applications. With 7,500 gates of programmable logic and 70 I/O pins, this device provides substantial capability while maintaining compatibility with standard PCB assembly processes. The commercial temperature range and proven reliability make it suitable for a wide range of industrial and commercial applications requiring long-term availability.
For technical support, current pricing, or design assistance, contact authorized Xilinx distributors or legacy component specialists.
