Overview of XC3195-5PC84I FPGA
The XC3195-5PC84I is a powerful field-programmable gate array (FPGA) from the XC3000 series, designed to deliver exceptional programmable logic capabilities for demanding digital system applications. This industrial-grade FPGA features 5V operation with a robust temperature range, making it ideal for mission-critical applications requiring high reliability and performance.
Technical Specifications
Core Performance Characteristics
| Specification |
Details |
| Part Number |
XC3195-5PC84I |
| Series |
XC3000 |
| Logic Elements |
3,000 Gates |
| Operating Voltage |
5V |
| Speed Grade |
-5 (High Performance) |
| Package Type |
PC84 (84-pin Plastic J-Leaded Chip Carrier) |
| Temperature Range |
-40°C to +85°C (Industrial) |
| Logic Architecture |
5-input LUT based |
Electrical Characteristics
| Parameter |
Value |
| Supply Voltage (Vcc) |
4.75V to 5.25V |
| I/O Standards |
TTL/CMOS Compatible |
| Maximum Propagation Delay |
High-speed operation |
| Power Consumption |
Optimized for industrial applications |
| ESD Protection |
Human Body Model compliant |
Key Features and Benefits
Advanced FPGA Capabilities
The XC3195-5PC84I combines versatile programmable logic with robust industrial specifications:
- 3,000 usable gates providing ample logic resources for complex designs
- Configurable Logic Blocks (CLBs) offering flexible implementation options
- Dedicated routing resources ensuring predictable performance
- In-system programmability for rapid development and field updates
- Industrial temperature rating guarantees operation in harsh environments
Package and Pin Configuration
| Package Detail |
Specification |
| Package Style |
PLCC (Plastic Leaded Chip Carrier) |
| Total Pins |
84 |
| User I/O Pins |
Up to 61 |
| Mounting Type |
Through-hole/Surface mount compatible |
| Footprint |
Standard PLCC-84 |
Application Areas
Industrial Control Systems
The XC3195-5PC84I excels in industrial automation applications where reliability and performance are paramount. Its extended temperature range and robust design make it suitable for:
- Process control systems
- Manufacturing automation equipment
- Industrial networking interfaces
- Motor control applications
- PLC functionality implementation
Communication and Data Processing
This Xilinx FPGA is well-suited for communication infrastructure applications:
- Protocol conversion systems
- Data acquisition and processing
- Digital signal processing implementations
- Custom interface controllers
- Telecommunication equipment
Embedded Systems Development
Engineers choose the XC3195-5PC84I for embedded applications requiring:
- Custom peripheral implementation
- Hardware acceleration functions
- Real-time control logic
- System-on-chip prototyping
- Legacy system upgrades
Design Considerations
Implementation Guidelines
| Design Aspect |
Recommendation |
| Configuration Method |
Master Serial or Slave mode |
| Clock Management |
External oscillator required |
| Power Supply Decoupling |
0.1µF capacitors per power pin |
| Signal Integrity |
Proper PCB layout essential |
| Programming |
Dedicated programmer or in-circuit |
Development Support
The XC3195-5PC84I is supported by comprehensive development tools:
- Compatible with legacy Xilinx development software
- Extensive reference designs available
- Programming file formats: BIT, MCS, HEX
- Simulation and verification tool support
- Technical documentation and application notes
Reliability and Quality
Manufacturing Standards
| Quality Parameter |
Standard |
| Manufacturing Grade |
Industrial |
| RoHS Compliance |
Varies by date code |
| Moisture Sensitivity |
MSL 3 |
| Package Marking |
Full traceability |
| Quality Certification |
ISO compliant |
Longevity and Availability
The XC3195-5PC84I is available through authorized distributors including Rochester Electronics, ensuring long-term supply availability for legacy systems and long-life-cycle applications.
Comparison with Similar FPGAs
XC3000 Series Positioning
| Model |
Gates |
I/O Pins |
Key Difference |
| XC3090 |
2,000 |
48-56 |
Lower complexity |
| XC3195 |
3,000 |
Up to 61 |
Balanced option |
| XC3195A |
3,000 |
Up to 61 |
Enhanced speed |
Ordering Information
Part Number Breakdown
- XC3195: Device family and gate count
- -5: Speed grade (performance level)
- PC84: Package type (84-pin PLCC)
- I: Industrial temperature range (-40°C to +85°C)
Package Options
While the XC3195-5PC84I features the 84-pin PLCC package, other package variants may be available depending on specific requirements. Consult with distributors for alternative options and availability.
Storage and Handling
Proper Storage Conditions
| Requirement |
Specification |
| Storage Temperature |
-40°C to +125°C |
| Humidity |
<90% RH non-condensing |
| ESD Precautions |
Class 1 handling required |
| Shelf Life |
Unlimited when properly stored |
| Baking Requirements |
Per MSL 3 specifications |
Technical Support and Resources
Documentation
Complete technical documentation is available including:
- Detailed datasheet with electrical specifications
- Application notes for common implementations
- PCB layout guidelines
- Programming specifications
- Timing analysis information
Design Tools
Development requires appropriate tools:
- Xilinx ISE or compatible software
- FPGA programming hardware
- Simulation tools for verification
- Timing analysis utilities
Frequently Asked Questions
Is the XC3195-5PC84I still in production?
The XC3195-5PC84I is considered a mature product with continued availability through specialized distributors like Rochester Electronics who maintain inventory for long-life applications.
What development tools are needed?
Legacy Xilinx development tools (ISE Foundation or older) are required for design entry, synthesis, and programming file generation.
Can it be used in new designs?
While technically capable, newer FPGA families offer better power efficiency and higher performance. The XC3195-5PC84I is primarily recommended for legacy system maintenance or cost-sensitive applications.
What are the main competitors?
Alternative FPGAs include the Altera EPM series and Lattice MACH4 devices, though exact functional equivalents require careful specification matching.
Conclusion
The XC3195-5PC84I represents a proven FPGA solution for applications requiring 3,000 gate complexity with industrial-grade reliability. Its 84-pin PLCC package, extended temperature range, and robust 5V operation make it particularly suitable for legacy system support and industrial control applications. When selecting this FPGA, engineers should consider long-term availability, development tool requirements, and whether modern alternatives might better serve new design requirements.
