Overview of XCS10-3VQ100C Field Programmable Gate Array
The XCS10-3VQ100C is a high-performance field programmable gate array from AMD’s legendary Spartan FPGA family. This programmable logic device delivers exceptional flexibility for embedded systems, industrial automation, and cost-sensitive applications requiring reliable digital logic implementation.
As part of the proven Xilinx FPGA portfolio, the XCS10-3VQ100C represents a mature technology solution for engineers seeking proven performance in production environments.
Key Technical Specifications
Electrical and Physical Characteristics
| Parameter |
Specification |
| Logic Gates |
10,000 gates |
| Macrocells |
466 cells |
| I/O Count |
77 user I/O pins |
| Supply Voltage |
4.75V to 5.25V (5V nominal) |
| Operating Temperature |
0°C to 85°C (Commercial grade) |
| Maximum System Speed |
100 MHz to 125 MHz |
| Package Type |
100-pin VQFP (Very Thin Quad Flat Pack) |
| Mounting Type |
Surface Mount Technology (SMT) |
Memory and Logic Resources
| Feature |
Details |
| CLBs |
Configurable Logic Blocks for custom logic implementation |
| Total Memory |
6,272 distributed RAM bits |
| Logic Cells |
288 dedicated macrocells |
| Configuration |
In-System Programmable via JTAG |
Performance Features and Capabilities
High-Speed Processing Architecture
The XCS10-3VQ100C delivers robust processing capabilities optimized for real-time applications. With system speeds reaching 100-125 MHz, this FPGA handles demanding data processing tasks efficiently.
Low Power Consumption Design
Engineered for energy efficiency, the XCS10-3VQ100C minimizes power consumption while maintaining high performance levels. This characteristic makes it particularly suitable for battery-operated devices and power-conscious applications.
Extensive I/O Capabilities
With 77 configurable I/O pins, designers gain maximum flexibility for interfacing with various peripherals, sensors, and communication protocols. The VQFP-100 package provides an optimal balance between I/O density and PCB footprint.
Primary Application Domains
Industrial Automation and Control Systems
The XCS10-3VQ100C excels in industrial environments requiring:
- Process control systems with real-time monitoring
- Factory automation equipment
- PLC logic replacement
- Motor control applications
- Sensor data acquisition and processing
Embedded Systems Development
Perfect for embedded applications including:
- Custom protocol implementations
- State machine control
- Interface bridging solutions
- Data buffering and preprocessing
- Real-time signal processing
Automotive Electronics
Suitable for automotive applications such as:
- Dashboard control systems
- Infotainment interfaces
- Sensor fusion processing
- Vehicle communication protocols
- Diagnostic equipment
Consumer Electronics
Ideal for consumer products requiring:
- IoT device connectivity
- Smart home automation controllers
- Wearable technology processing
- Display interface management
- Audio/video signal processing
Package Information and Pinout
VQFP-100 Package Advantages
| Advantage |
Benefit |
| Compact Footprint |
Space-efficient PCB design |
| High Pin Density |
Maximum I/O in minimal space |
| SMT Compatible |
Automated assembly friendly |
| Good Thermal Performance |
Reliable heat dissipation |
| Industry Standard |
Widely supported manufacturing |
Pin Configuration Overview
The 100-pin VQFP package organizes pins into functional groups:
- Power Pins: VCC and GND for proper power distribution
- Configuration Pins: JTAG interface for programming
- I/O Banks: Organized voltage banks for signal integrity
- Dedicated Function Pins: Clock inputs and special functions
Design and Development Resources
Compatible Development Tools
The XCS10-3VQ100C works seamlessly with industry-standard FPGA design tools:
- ISE Design Suite: Legacy Xilinx development environment
- Project Navigator: Integrated design flow management
- Synthesis Tools: Logic optimization and implementation
- Simulation Software: Functional verification tools
Programming and Configuration
The device supports multiple configuration methods:
- JTAG boundary-scan programming
- In-system programmability (ISP)
- Serial configuration options
- Parallel configuration support
Advantages and Considerations
Key Advantages
The XCS10-3VQ100C offers several competitive benefits:
- Cost-Effective Solution: Competitive pricing for volume production
- Proven Reliability: Mature technology with established track record
- Wide Temperature Range: Commercial temperature grade suitable for most applications
- Flexible Configuration: Reprogrammable architecture for design iterations
- Strong Community Support: Extensive documentation and user community
Design Considerations
When implementing the XCS10-3VQ100C, engineers should consider:
- Resource Limitations: 10,000 gates suitable for moderate complexity designs
- Voltage Requirements: 5V supply may require level translation for modern 3.3V systems
- Product Status: Classified as obsolete by manufacturer (replacement planning recommended)
- RoHS Compliance: Non-compliant version requires proper handling in restricted markets
Comparison with Alternative Solutions
Spartan Family Evolution
| FPGA Series |
Technology Node |
Logic Cells |
Voltage |
Status |
| Spartan (XCS10) |
0.5μm |
10K gates |
5V |
Legacy |
| Spartan-3 |
90nm |
50K-5000K gates |
1.2V |
Mature |
| Spartan-6 |
45nm |
3.8K-147K cells |
1.2V |
Available |
| Spartan-7 |
28nm |
12.8K-102K cells |
1.0V |
Current |
Migration Recommendations
For new designs, consider these modern alternatives:
- Spartan-7 FPGAs: Superior power efficiency with 28nm technology
- Artix-7 FPGAs: Enhanced performance for demanding applications
- Cyclone Series: Competitive alternatives from Intel/Altera
Technical Implementation Guidelines
Power Supply Design
Proper power design ensures reliable operation:
- Provide stable 5V ±5% power source
- Include adequate decoupling capacitors near VCC pins
- Implement proper power sequencing
- Monitor current consumption during peak operation
PCB Layout Best Practices
Optimize your PCB design:
- Route high-speed signals with controlled impedance
- Maintain proper ground plane integrity
- Position decoupling capacitors close to power pins
- Consider signal integrity for I/O banks
- Follow manufacturer thermal guidelines
Configuration and Programming
Implement robust configuration:
- Use dedicated JTAG connector for programming
- Include configuration mode selection pins
- Add pull-up/pull-down resistors as specified
- Protect configuration pins from noise
- Implement configuration error detection
Procurement and Availability
Product Status and Lifecycle
The XCS10-3VQ100C carries an “Obsolete” designation from AMD Xilinx, indicating:
- Limited new production runs
- Reduced long-term availability
- Recommendation to evaluate modern alternatives
- Support for existing designs continues
Sourcing Options
Available through multiple channels:
- Authorized distributors with remaining stock
- Electronic component brokers
- Excess inventory specialists
- Aftermarket component suppliers
Quality Assurance
When procuring XCS10-3VQ100C devices:
- Verify authentic AMD Xilinx manufacturing
- Check date codes for recent production
- Request test reports for critical applications
- Consider moisture sensitivity level (MSL) requirements
- Inspect packaging for damage or contamination
Frequently Asked Questions
Q: What is the maximum operating frequency of the XCS10-3VQ100C?
The device supports system speeds up to 100-125 MHz depending on design complexity and routing efficiency.
Q: Can the XCS10-3VQ100C interface with 3.3V logic?
While the device operates at 5V, proper level translation circuits enable interfacing with 3.3V or other voltage domain logic.
Q: What development tools are required?
Xilinx ISE Design Suite provides complete development environment including synthesis, implementation, and programming capabilities.
Q: Is the XCS10-3VQ100C suitable for new product designs?
Given its obsolete status, engineers should evaluate current Spartan-7 or Artix-7 FPGAs for new designs requiring long-term production support.
Q: What package options are available?
The XCS10-3VQ100C specifically refers to the 100-pin VQFP package variant. Other package options existed in the Spartan family with different suffixes.
Q: Does this FPGA support partial reconfiguration?
The original Spartan family has limited partial reconfiguration capabilities compared to modern Xilinx FPGA architectures.
Conclusion
The XCS10-3VQ100C represents a proven FPGA solution from AMD Xilinx’s respected Spartan family. With 10,000 gates, 77 I/O pins, and reliable 5V operation, this device continues serving existing applications in industrial automation, embedded systems, and control applications.
While classified as obsolete for new designs, the XCS10-3VQ100C maintains relevance for maintenance, repair, and legacy system support. Engineers working with this device benefit from mature documentation, established design practices, and proven reliability across diverse applications.
For future projects requiring similar functionality, modern Spartan-7 or Artix-7 FPGAs offer enhanced performance, lower power consumption, and assured long-term availability while maintaining design methodology compatibility with this classic FPGA architecture.
