The AMD XC2S200-6FGG638C is a powerful field-programmable gate array (FPGA) from the renowned Spartan-II family, engineered to deliver exceptional performance and reliability for demanding digital design applications. This versatile programmable logic device combines advanced architecture with cost-effective implementation, making it an ideal choice for engineers requiring robust signal processing and control system solutions.
XC2S200-6FGG638C Key Features and Specifications
The AMD XC2S200-6FGG638C offers a comprehensive feature set designed to meet the most demanding application requirements. Built on proven 0.18-micron CMOS technology, this FPGA delivers outstanding performance while maintaining power efficiency.
Core Architecture Specifications
| Parameter |
Specification |
| Device Family |
Spartan-II FPGA |
| System Gates |
200,000 |
| Logic Cells |
5,292 |
| CLB Array |
28 x 42 |
| Total CLBs |
1,176 |
| Maximum User I/O |
284 |
| Package Type |
638-Pin Fine-Pitch BGA (FGG638) |
| Core Voltage |
2.5V |
| Speed Grade |
-6 (Higher Performance) |
| Temperature Range |
Commercial (0°C to +85°C) |
| Process Technology |
0.18µm |
| Maximum Frequency |
263 MHz |
Advanced Memory Configuration
The XC2S200-6FGG638C features a sophisticated dual-memory architecture that provides flexible options for various design requirements:
- Distributed RAM: 75,264 bits of SelectRAM hierarchical memory with 16 bits per LUT
- Block RAM: 56K bits organized in 14 dedicated 4K-bit memory blocks
- Dual-Port Capability: Configurable as single-port RAM, dual-port RAM, or ROM
- Fast Memory Interfaces: Optimized routing for external RAM connections
Clock Management and Distribution
This Xilinx FPGA incorporates advanced clock management features essential for high-speed digital designs:
- Four Delay-Locked Loops (DLLs): One at each corner of the die for precise clock control
- Global Clock Networks: Four primary low-skew clock distribution networks
- Clock Multiplication: DLL-based frequency doubling capability
- Clock Division: Supports division by 1.5, 2, 2.5, 3, 4, 5, 8, or 16
- Quadrature Clock Phases: Four phase outputs (0°, 90°, 180°, 270°)
- Zero Delay Clock Distribution: Eliminates clock propagation delays
XC2S200-6FGG638C Package and Pinout Information
The 638-pin Fine-Pitch Ball Grid Array (FGG638) package provides exceptional I/O density while maintaining excellent signal integrity and thermal performance.
Package Characteristics
| Feature |
Specification |
| Package Type |
FGG638 (Fine-Pitch BGA) |
| Total Pins |
638 |
| Ball Pitch |
Fine-pitch configuration |
| Lead-Free Option |
Available (Pb-free with “G” suffix) |
| Thermal Performance |
Optimized for heat dissipation |
I/O Standards Support
The XC2S200-6FGG638C supports 16 high-performance interface standards:
- LVTTL: 2-24 mA drive strength
- LVCMOS2: 2.5V CMOS compatibility
- PCI: 3V/5V at 33 MHz/66 MHz compliant
- GTL/GTL+: Low-voltage terminated logic
- HSTL Classes I, III, IV: High-speed transceiver logic
- SSTL2/SSTL3 Classes I and II: Stub series terminated logic
- CTT: Center-tap terminated
- AGP-2X: Advanced graphics port support
Spartan-II FPGA Architecture Overview
Configurable Logic Blocks (CLBs)
Each CLB in the XC2S200-6FGG638C contains four logic cells organized in two identical slices. Key CLB features include:
- 4-Input Look-Up Tables (LUTs): Implement any 4-input Boolean function
- Cascade Chains: Wide-input function support
- Dedicated Carry Logic: High-speed arithmetic operations
- F5/F6 Multiplexers: Combine LUTs for 5-6 input functions
- Storage Elements: Configurable as flip-flops or latches
- Direct Feedthrough Paths: Four per CLB for efficient routing
Input/Output Blocks (IOBs)
The IOB architecture provides maximum flexibility for interfacing with external components:
- Programmable Input Buffers: Support for multiple voltage standards
- Three-State Output Drivers: Up to 24 mA source and 48 mA sink capability
- Registered I/O: Optional input and output flip-flops
- Programmable Slew Rate Control: Minimize bus transients
- ESD Protection: Built-in electrostatic discharge protection
- Hot-Swap Friendly: CompactPCI compatible design
XC2S200-6FGG638C Application Areas
The versatility of the XC2S200-6FGG638C makes it suitable for diverse industrial and commercial applications:
Telecommunications and Networking
- Protocol bridging and conversion
- Packet processing and switching
- Interface controllers
- Clock recovery circuits
Industrial Automation and Control
- Motor control systems
- PLC implementations
- Sensor interface processing
- Real-time control loops
Digital Signal Processing
- Filter implementations
- FFT processing
- Audio/video processing
- Data compression
Embedded Systems
- Microcontroller peripherals
- Bus interface bridging
- Custom peripheral controllers
- Memory controllers
Development Tools and Design Support
Xilinx ISE Design Suite
The XC2S200-6FGG638C is fully supported by the Xilinx ISE development environment, providing:
- Automatic Mapping: Efficient logic placement
- Timing-Driven Routing: Meet performance requirements
- Static Timing Analysis: Verify timing constraints
- HDL Synthesis Support: Verilog and VHDL compatible
- IP Core Library: Over 400 primitives and macros
Configuration Options
Multiple configuration modes ensure flexible system integration:
| Mode |
Description |
| Master Serial |
FPGA controls configuration from PROM |
| Slave Serial |
External controller provides configuration |
| Slave Parallel |
8-bit parallel configuration interface |
| Boundary Scan |
JTAG-based configuration |
XC2S200-6FGG638C Electrical Characteristics
Power Supply Requirements
| Parameter |
Specification |
| VCCINT (Core) |
2.5V |
| VCCO (I/O Banks) |
1.5V, 2.5V, or 3.3V |
| Power Consumption |
Application dependent |
Operating Conditions
| Parameter |
Commercial Range |
| Junction Temperature |
0°C to +85°C |
| Storage Temperature |
-65°C to +150°C |
Ordering Information for XC2S200-6FGG638C
Part Number Breakdown
XC2S200-6FGG638C
- XC2S200: Device type (Spartan-II, 200K gates)
- -6: Speed grade (higher performance)
- FGG: Fine-pitch BGA, Pb-free
- 638: Pin count
- C: Commercial temperature range
Related Part Numbers
| Part Number |
Description |
| XC2S200-6FGG456C |
456-pin Pb-free BGA variant |
| XC2S200-6FG256C |
256-pin BGA package |
| XC2S200-6PQ208C |
208-pin QFP package |
Why Choose the XC2S200-6FGG638C FPGA
Cost-Effective ASIC Alternative
The XC2S200-6FGG638C eliminates the high initial costs and lengthy development cycles associated with mask-programmed ASICs. Key advantages include:
- Unlimited Reprogrammability: Update designs in the field
- Zero NRE Costs: No mask or tooling charges
- Reduced Time-to-Market: Rapid prototyping capability
- Design Flexibility: Modify functionality without hardware changes
Proven Reliability
Built on mature 0.18-micron technology, the Spartan-II family has demonstrated exceptional reliability across millions of deployed devices in industrial, telecommunications, and consumer applications.
Comprehensive Ecosystem
Access to extensive documentation, reference designs, and technical support ensures successful project implementation from prototype to production.
Technical Documentation and Resources
- DS001 Datasheet: Complete electrical and timing specifications
- User Guide: Comprehensive implementation guidelines
- Application Notes: Design best practices and reference implementations
- BSDL Files: Boundary scan description for JTAG testing
- Pinout Tables: Detailed pin assignments and I/O bank information
Conclusion
The AMD XC2S200-6FGG638C Spartan-II FPGA delivers an optimal balance of performance, features, and cost-effectiveness for engineers developing next-generation digital systems. With 200,000 system gates, 5,292 logic cells, and comprehensive I/O support in a high-density 638-pin package, this FPGA provides the flexibility and capability required for demanding telecommunications, industrial, and embedded applications.
