Overview of XC5206-6PC84C Field Programmable Gate Array
The XC5206-6PC84C is a high-performance Field Programmable Gate Array (FPGA) from the renowned XC5200 family, manufactured by Xilinx (now AMD). This powerful programmable logic device delivers exceptional flexibility and performance for complex digital design applications, featuring 10,000 gates, 784 cells, and an impressive 83MHz operating frequency in a compact 84-pin PLCC package.
Key Features and Specifications
Technical Specifications Overview
| Parameter |
Specification |
| Part Number |
XC5206-6PC84C |
| Manufacturer |
Xilinx / AMD |
| Product Family |
XC5200 FPGA Family |
| Logic Gates |
10,000 Gates |
| Logic Cells |
784 Cells |
| Maximum Frequency |
83MHz |
| Technology Node |
0.5μm CMOS |
| Supply Voltage |
5V |
| Package Type |
84-Pin PLCC (Plastic Leaded Chip Carrier) |
| I/O Pins |
65 I/O |
| Configuration |
SRAM-based, Reprogrammable |
Advanced Architecture Features
The XC5206-6PC84C incorporates Xilinx’s innovative VersaBlock architecture, which provides superior design flexibility and optimization capabilities:
| Feature |
Description |
Benefit |
| VersaBlock Logic Module |
Advanced logic architecture with Local Interconnect Matrix (LIM) |
Enhanced routing flexibility and resource utilization |
| VersaRing I/O Interface |
Optimized input/output interface structure |
Improved signal integrity and performance |
| Hierarchical Interconnect |
Multi-layer routing resources |
Faster signal propagation and reduced congestion |
| Direct Connects |
Neighboring CLB connections |
Minimal routing delays for critical paths |
| 3-State Buffers |
Four buffers per VersaBlock with common enable |
Robust on-chip bussing capability |
Applications and Use Cases
Primary Applications
The XC5206-6PC84C Xilinx FPGA is ideal for a wide range of digital design applications:
- Digital Signal Processing (DSP) – Implement custom DSP algorithms with high-speed processing
- Communications Systems – Protocol implementations and data path processing
- Industrial Control – Programmable logic controllers and automation systems
- Test and Measurement Equipment – Custom instrumentation and data acquisition
- Embedded Systems – System-on-chip (SoC) prototyping and development
- Consumer Electronics – Custom logic for audio/video processing
- Automotive Electronics – Control systems and interface management
Industry Sectors
| Industry |
Typical Applications |
| Telecommunications |
Base stations, routing equipment, protocol converters |
| Aerospace & Defense |
Signal processing, radar systems, secure communications |
| Medical Devices |
Diagnostic equipment, imaging systems, patient monitoring |
| Manufacturing |
Process control, robotics, quality assurance systems |
| Research & Development |
Prototyping, algorithm development, custom computing |
Design and Development Support
Software Development Environment
The XC5206-6PC84C is fully supported by Xilinx’s comprehensive development tools:
Design Entry Methods:
- ABEL hardware description language
- Schematic capture tools
- VHDL synthesis and simulation
- Verilog HDL synthesis
- Logic synthesis from third-party tools
Development Platforms:
- Windows PC workstations
- UNIX/Linux workstation environments
- XACTstep design implementation
- Timing analysis and optimization tools
Programming and Configuration
| Configuration Feature |
Details |
| Configuration Type |
SRAM-based, volatile |
| Programming Interface |
Serial and parallel modes |
| Reconfiguration |
Unlimited reprogramming cycles |
| Configuration Speed |
Express mode for fast downloads |
| Daisy-Chain Support |
Multiple FPGA configuration capability |
| Interface |
RS232 serial port programming support |
Package and Pin Configuration
84-Pin PLCC Package Details
The XC5206-6PC84C features a robust 84-pin PLCC (Plastic Leaded Chip Carrier) package, offering:
- Compact footprint for space-constrained designs
- J-lead contacts for reliable surface-mount installation
- Thermal performance suitable for 83MHz operation
- 65 user I/O pins for flexible interface design
- Standard JEDEC packaging for manufacturing compatibility
Pin Configuration Highlights
| Pin Category |
Quantity |
Function |
| User I/O |
65 |
Configurable input/output pins |
| Power Pins |
Multiple |
5V supply distribution |
| Ground Pins |
Multiple |
Signal and power ground |
| Configuration Pins |
Dedicated |
Programming interface |
Performance Characteristics
Speed Grade and Timing
The “-6” speed grade designation indicates:
- Maximum toggle frequency: 83MHz
- Propagation delays: Optimized for speed-critical applications
- Setup and hold times: Industry-leading specifications
- Clock-to-output delays: Minimal latency for synchronous designs
Power Consumption
| Power Parameter |
Typical Value |
| Operating Voltage |
5V ±5% |
| Standby Current |
Low power CMOS technology |
| Dynamic Power |
Varies with design utilization |
| I/O Power |
Dependent on I/O standards used |
Comparison with Related XC5200 Family Members
XC5200 Family Overview
| Device |
Gates |
Cells |
Package Options |
Best For |
| XC5202 |
3,000 |
256 |
84-PLCC, 100-PQG |
Basic logic applications |
| XC5204 |
6,000 |
484 |
84-PLCC, 100-PQ, 144-TQ |
Medium complexity designs |
| XC5206 |
10,000 |
784 |
84-PLCC, 100-PQ, 144-TQ, 160-PQ |
Complex digital systems |
| XC5210 |
20,000 |
1,568 |
160-PQ, 208-PQ, 240-PQ |
High-density applications |
Design Considerations and Best Practices
Thermal Management
When implementing the XC5206-6PC84C in your design:
- Ensure adequate PCB copper planes for heat dissipation
- Consider ambient operating temperature ranges
- Implement proper airflow for high-utilization designs
- Monitor junction temperature in thermal simulations
Power Supply Design
| Recommendation |
Details |
| Decoupling Capacitors |
0.1μF ceramic near each power pin |
| Bulk Capacitance |
10μF tantalum per device |
| Power Plane Design |
Separate analog and digital planes |
| Voltage Regulation |
Low-noise 5V regulator required |
Signal Integrity
- Implement proper termination for high-speed signals
- Use controlled impedance traces for critical paths
- Minimize stub lengths on clock and high-frequency signals
- Consider crosstalk in dense routing areas
Quality and Reliability
Manufacturing Standards
The XC5206-6PC84C meets rigorous quality standards:
- CMOS Technology: Proven 0.5μm fabrication process
- Testing: 100% functional testing at production
- Quality Certifications: ISO-compliant manufacturing
- Reliability Testing: HTOL, temperature cycling, moisture sensitivity
Lifecycle Status
Important Note: The XC5200 family is classified as “Not Recommended for New Designs” (NRND). While existing designs can continue to use this device, designers should consider:
- Migration paths to newer FPGA families
- Long-term availability considerations
- Modern alternatives with enhanced features
- Lifecycle support from distributors
Ordering and Availability
Part Number Breakdown
XC5206-6PC84C decodes as:
- XC5206: Device family and gate count (10K gates)
- -6: Speed grade (83MHz maximum frequency)
- PC84: Package type (84-pin PLCC)
- C: Commercial temperature range (0°C to +70°C)
Alternative Configurations
| Part Number |
Difference |
Use Case |
| XC5206-5PC84C |
Speed grade -5 |
Lower speed applications |
| XC5206-6PQ100C |
100-pin PQG package |
More I/O requirements |
| XC5206-6TQ144C |
144-pin TQFP |
Maximum I/O density |
Migration and Upgrade Paths
Modern Xilinx FPGA Alternatives
For new designs, consider these current-generation options:
| Modern Family |
Advantages |
Migration Benefit |
| Spartan-7 |
Lower power, more features |
Pin-compatible options available |
| Artix-7 |
Higher performance, DSP blocks |
Superior processing capability |
| Zynq-7000 |
Embedded ARM processor |
System-on-chip integration |
Technical Support and Resources
Documentation and Design Files
Access comprehensive resources for the XC5206-6PC84C:
- Datasheet: Complete electrical and mechanical specifications
- Application Notes: Design guidelines and best practices
- Reference Designs: Example implementations and starter projects
- IBIS Models: Signal integrity simulation files
- User Guides: Programming and configuration instructions
Community and Support
- Xilinx (AMD) technical support portal
- Online FPGA design forums and communities
- Third-party design consultants and services
- Academic and educational resources
Frequently Asked Questions
Q: Is the XC5206-6PC84C RoHS compliant? A: The original XC5200 family predates RoHS regulations. Check with distributors for current compliance status.
Q: What development tools are required? A: Xilinx ISE software (legacy) supports the XC5200 family. Modern Vivado does not support this older family.
Q: Can I use 3.3V I/O standards? A: The XC5206 is a 5V device. Level shifters are required for 3.3V interfacing.
Q: What is the maximum clock frequency? A: The -6 speed grade supports up to 83MHz for the fastest paths.
Q: How many logic levels can I implement? A: With 784 cells and 10K gates, complex multi-level logic designs are possible.
Conclusion
The XC5206-6PC84C represents a proven Xilinx FPGA solution for mid-range complexity programmable logic applications. While newer FPGA families offer enhanced features and performance, this device remains a reliable choice for legacy design support, replacement applications, and educational purposes. Its robust architecture, comprehensive development tool support, and well-documented design methodology make it a solid foundation for digital logic implementation.
For designers requiring a dependable, well-understood FPGA solution with extensive application history, the XC5206-6PC84C continues to deliver value in appropriate use cases. However, for new projects requiring long-term availability and modern features, migration to current-generation Xilinx FPGA families is recommended.
