Overview of the XC3195-5PC84I Field Programmable Gate Array
The XC3195-5PC84I represents a powerful solution in programmable logic technology, designed for applications requiring reliable and flexible digital circuit implementation. As part of the XC3100A series from AMD (formerly Xilinx), this field-programmable gate array delivers robust performance for embedded systems, industrial control, and legacy system maintenance.
Key Technical Specifications
| Specification |
Details |
| Part Number |
XC3195-5PC84I |
| Manufacturer |
AMD / Rochester Electronics LLC |
| Package Type |
84-PLCC (Plastic Leaded Chip Carrier) |
| Speed Grade |
-5 (Standard Performance) |
| Operating Temperature |
Industrial (-40°C to +85°C) |
| Logic Gates |
Approximately 3,000 equivalent gates |
| Mounting Type |
Through Hole |
| Series |
XC3100A |
Product Features and Capabilities
Advanced FPGA Architecture
This Xilinx FPGA incorporates configurable logic blocks that enable designers to implement custom digital functions efficiently. The device offers flexibility in creating complex sequential and combinational logic circuits, making it suitable for diverse applications ranging from signal processing to communication interfaces.
Industrial-Grade Temperature Range
The XC3195-5PC84I features an industrial temperature rating, ensuring reliable operation in challenging environments where standard commercial components might fail. This temperature tolerance makes the device ideal for factory automation, transportation systems, and outdoor installations.
Package and Pin Configuration
| Package Detail |
Specification |
| Pin Count |
84 pins |
| Package Format |
PLCC (Plastic Leaded Chip Carrier) |
| Lead Pitch |
1.27mm (0.050″) |
| Body Size |
29.3mm x 29.3mm (nominal) |
| Mounting |
Socket or Surface Mount |
Application Areas
Industrial Control Systems
The programmable nature of this FPGA allows implementation of custom control logic for manufacturing equipment, robotics, and process automation. Engineers can design state machines, timing circuits, and interface controllers tailored to specific industrial requirements.
Legacy System Support
As a component available through Rochester Electronics, the XC3195-5PC84I serves critical roles in maintaining and repairing legacy systems. Many industrial and aerospace applications built decades ago still require these specific devices for field repairs and system upgrades.
Communication Interfaces
Designers utilize this FPGA for creating custom communication protocols, data converters, and interface adapters. The flexible I/O configuration supports various signaling standards and voltage levels.
Embedded System Development
For embedded applications requiring programmable logic, this device provides a cost-effective solution with adequate gate count for moderate complexity designs while maintaining low power consumption.
Electrical Characteristics
| Parameter |
Minimum |
Typical |
Maximum |
Unit |
| Supply Voltage (Vcc) |
4.75 |
5.0 |
5.25 |
V |
| Input High Voltage |
2.0 |
– |
Vcc+0.5 |
V |
| Input Low Voltage |
-0.5 |
– |
0.8 |
V |
| Power Consumption |
– |
– |
500 |
mW |
Design Considerations
Configuration and Programming
The XC3195-5PC84I requires external configuration memory or serial programming. Designers should incorporate appropriate configuration devices and programming interfaces in their board design to support field updates and system initialization.
Power Supply Design
Proper decoupling capacitors near the power pins ensure stable operation. A clean 5V supply with adequate current capacity prevents logic errors and maintains signal integrity across the device.
Thermal Management
While the device operates within industrial temperature ranges, adequate airflow or heat dissipation paths should be considered in high-ambient-temperature applications to maximize reliability and component lifespan.
Comparison with Modern Alternatives
| Feature |
XC3195-5PC84I |
Modern FPGAs |
| Gate Count |
~3,000 |
10,000+ |
| Power Supply |
5V single supply |
1.2V – 3.3V multi-rail |
| Configuration |
External memory |
Embedded flash/SRAM |
| Development Tools |
Legacy software |
Modern IDE environments |
| Availability |
Limited (authorized distributors) |
Wide availability |
Ordering Information and Availability
Part Number Breakdown
XC3195-5PC84I
- XC3195: Device family and gate count indicator
- -5: Speed grade designation
- PC84: Package type (84-pin PLCC)
- I: Industrial temperature range
Recommended for New Designs
While the XC3195-5PC84I remains available through Rochester Electronics for legacy support, new designs should consider updated FPGA families offering enhanced features, lower power consumption, and improved development tool support. However, for replacement parts and system maintenance, this device continues to provide critical functionality.
Quality and Reliability
Rochester Electronics manufactures these devices to original specifications, ensuring form, fit, and function compatibility with original AMD Xilinx components. Each unit undergoes testing to verify electrical parameters and functional operation before shipping.
Storage and Handling
| Guideline |
Recommendation |
| Storage Temperature |
-40°C to +125°C |
| Humidity |
< 90% RH non-condensing |
| ESD Sensitivity |
Class 1 (Handle with ESD precautions) |
| Shelf Life |
Indefinite under proper storage |
Technical Support and Resources
Designers working with the XC3195-5PC84I can reference legacy Xilinx documentation, including datasheets, application notes, and programming specifications. While original development tools may require older software versions, device functionality remains fully compatible with period-appropriate design flows.
Conclusion
The XC3195-5PC84I continues to serve important roles in maintaining operational systems and supporting critical applications where component-level compatibility is essential. Its industrial-grade specifications, proven reliability, and availability through authorized distributors make it a dependable choice for replacement scenarios and specialized applications requiring this specific programmable logic solution.
