The AMD XC2S200-6FGG655C is a high-performance Field Programmable Gate Array from the renowned Spartan-II FPGA family. This programmable logic device delivers exceptional value for industrial automation, telecommunications, and embedded system applications. Engineers seeking reliable ASIC alternatives will find this Xilinx FPGA offers cost-effective implementation with unlimited reprogrammability.
XC2S200-6FGG655C Overview and Key Features
The XC2S200-6FGG655C represents AMD’s commitment to delivering high-density programmable logic at competitive price points. This device combines advanced 0.18-micron CMOS process technology with a streamlined architecture derived from the Virtex FPGA platform.
Core Architecture Specifications
The XC2S200-6FGG655C features a robust internal architecture designed for demanding applications:
| Parameter |
Specification |
| System Gates |
200,000 |
| Logic Cells |
5,292 |
| CLB Array |
28 × 42 (1,176 CLBs) |
| Maximum User I/O |
284 |
| Block RAM |
56 Kbits (14 blocks) |
| Distributed RAM |
75,264 bits |
| Speed Grade |
-6 (Higher Performance) |
Package and Environmental Details
| Specification |
Value |
| Package Type |
Fine-Pitch BGA (Pb-Free) |
| Core Voltage |
2.5V |
| I/O Voltage Options |
1.5V, 2.5V, 3.3V |
| Operating Temperature |
0°C to +85°C (Commercial) |
| Process Technology |
0.18μm CMOS |
XC2S200-6FGG655C Technical Specifications
Configurable Logic Block (CLB) Architecture
Each Configurable Logic Block in the XC2S200-6FGG655C contains four Logic Cells organized in two slices. The architecture provides flexible implementation options for complex digital designs.
Logic Cell Components
- 4-Input Look-Up Tables (LUTs): Each LUT functions as a 16×1 synchronous RAM or 16-bit shift register
- Dedicated Carry Logic: Enables high-speed arithmetic operations
- Storage Elements: Configurable as edge-triggered D-type flip-flops or level-sensitive latches
- F5/F6 Multiplexers: Combine function generators for 5-input or 6-input functions
Memory Resources
The XC2S200-6FGG655C offers hierarchical SelectRAM memory architecture:
Block RAM Features
- 14 dedicated 4,096-bit RAM blocks
- Dual-port synchronous operation
- Independent read/write clocks per port
- Configurable aspect ratios: 4096×1, 2048×2, 1024×4, 512×8, 256×16
Distributed RAM Capabilities
- 75,264 bits total distributed RAM
- 16 bits per LUT implementation
- Single-port and dual-port configurations
- Fast local interconnect access
I/O Standards and Interface Support
The XC2S200-6FGG655C supports 16 high-performance I/O signaling standards. This versatility enables seamless integration with various system components.
Supported I/O Standards
| Standard |
VREF |
VCCO |
Description |
| LVTTL |
N/A |
3.3V |
Low Voltage TTL |
| LVCMOS2 |
N/A |
2.5V |
Low Voltage CMOS |
| PCI |
N/A |
3.3V |
33/66 MHz Compliant |
| GTL/GTL+ |
0.8V/1.0V |
N/A |
Gunning Transceiver Logic |
| HSTL Class I/III/IV |
0.75V/0.9V |
1.5V |
High-Speed Transceiver Logic |
| SSTL2/SSTL3 |
1.25V/1.5V |
2.5V/3.3V |
Stub Series Terminated Logic |
I/O Banking Configuration
The device organizes I/Os into eight independent banks. This architecture allows mixing compatible voltage standards within specific constraints.
Clock Management and Distribution
Delay-Locked Loop (DLL) Features
The XC2S200-6FGG655C includes four fully digital DLLs providing:
- Zero propagation delay clock distribution
- Minimal clock skew across all loads
- Clock multiplication (2×)
- Clock division (1.5, 2, 2.5, 3, 4, 5, 8, 16)
- Four quadrature phase outputs (0°, 90°, 180°, 270°)
- Board-level clock deskewing capability
Global Clock Network
- Four dedicated low-skew global clock nets
- Dedicated clock input pins
- Clock distribution to all CLB, IOB, and Block RAM clock pins
Configuration Options
The XC2S200-6FGG655C supports multiple configuration modes for maximum design flexibility.
Available Configuration Modes
| Mode |
CCLK Direction |
Data Width |
Description |
| Master Serial |
Output |
1-bit |
FPGA drives PROM |
| Slave Serial |
Input |
1-bit |
External controller drives FPGA |
| Slave Parallel |
Input |
8-bit |
Fastest configuration option |
| Boundary Scan |
N/A |
1-bit |
IEEE 1149.1 JTAG interface |
Configuration File Size
The complete configuration bitstream requires approximately 1.34 Mbits of storage.
Design Development Support
Software Tools
AMD provides comprehensive development support through the ISE Design Suite:
- Automatic mapping, placement, and routing
- Timing-driven implementation
- Static timing analysis
- In-circuit debugging capabilities
Library Support
Over 400 primitives and macros available including:
- Arithmetic functions and comparators
- Counters and shift registers
- Multiplexers and decoders
- Boolean functions and latches
XC2S200-6FGG655C Application Areas
The XC2S200-6FGG655C excels in numerous application domains:
Industrial Applications
- Process Control Systems: Real-time monitoring and control
- Motor Drives: PWM generation and feedback processing
- Industrial Networking: Protocol conversion and bridging
Communications Applications
- Digital Signal Processing: Filter implementation and signal conditioning
- Protocol Processing: Packet handling and data formatting
- Interface Bridging: Legacy system integration
Consumer Electronics
- Display Controllers: Video processing and timing generation
- Audio Processing: Digital audio interfaces and effects
- Peripheral Control: USB, UART, and SPI implementations
Ordering Information
Part Number Breakdown
XC2S200-6FGG655C decodes as follows:
- XC2S200: Spartan-II 200K gate device
- -6: Higher performance speed grade
- FGG: Fine-pitch BGA, Pb-free package
- 655: Pin count
- C: Commercial temperature range (0°C to +85°C)
Why Choose the XC2S200-6FGG655C
The XC2S200-6FGG655C delivers compelling advantages for hardware designers:
- Cost-Effective ASIC Alternative: Eliminates NRE costs and lengthy development cycles
- Field Upgradability: Unlimited reprogrammability enables post-deployment updates
- Proven Technology: Mature, well-documented architecture with extensive design resources
- Flexible I/O: Support for 16 signaling standards simplifies system integration
- Comprehensive Memory: Hierarchical RAM architecture meets diverse storage requirements
- Advanced Clocking: Four DLLs provide sophisticated clock management capabilities
Technical Documentation and Resources
Engineers can access complete technical documentation including:
- DS001 Spartan-II FPGA Family Data Sheet
- Configuration and Readback Application Notes
- BSDL Files for Boundary Scan Implementation
- ISE Design Suite User Guides
The XC2S200-6FGG655C continues to serve as a reliable choice for designers requiring proven FPGA technology with comprehensive vendor support and extensive design resources.
