The XC2S200-6FGG1304C is a high-performance Field Programmable Gate Array (FPGA) from Xilinx’s renowned Spartan-II family. Designed for cost-sensitive, high-volume applications, this device delivers 200,000 system gates, 5,292 logic cells, and a 1,304-ball Fine-Pitch BGA package — making it one of the most capable devices in the Spartan-II lineup. Whether you are designing embedded systems, digital signal processing circuits, or custom logic controllers, the XC2S200-6FGG1304C offers the programmability and performance engineers demand.

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What Is the XC2S200-6FGG1304C? A Complete Overview

The XC2S200-6FGG1304C is part of Xilinx’s Spartan-II 2.5V FPGA family, a product line engineered as a programmable, cost-effective alternative to mask-programmed ASICs. The part number breaks down as follows:

This device combines abundant logic resources with a rich feature set — all at a price point that makes it attractive for high-volume production runs.

XC2S200-6FGG1304C Key Specifications at a Glance

Core Logic and Memory Resources

Electrical and Timing Characteristics

Package Information

XC2S200-6FGG1304C Architecture: How It Works

Configurable Logic Blocks (CLBs)

The heart of the XC2S200-6FGG1304C is its array of 1,176 Configurable Logic Blocks arranged in a 28×42 grid. Each CLB contains look-up tables (LUTs), flip-flops, and fast carry logic, enabling the implementation of virtually any combinational or sequential digital function. The 28×42 CLB array provides substantial design capacity for complex state machines, arithmetic units, and custom data paths.

Block RAM and Distributed RAM

The device provides two distinct memory architectures:

• Distributed RAM (75,264 bits): Implemented within the CLB LUTs, distributed RAM is ideal for small, fast, logic-embedded storage.
• Block RAM (56K bits): Two columns of dedicated block RAM sit on opposite sides of the die. Block RAM is ideal for FIFOs, data buffers, and look-up tables requiring higher density.

Delay-Locked Loops (DLLs)

Four Delay-Locked Loops, one at each corner of the die, provide precise clock management. DLLs eliminate clock skew, multiply or divide clock frequencies, and phase-align signals — critical for high-speed synchronous designs operating near the 200 MHz performance ceiling.

Input/Output Blocks (IOBs)

The XC2S200-6FGG1304C includes a full perimeter of programmable Input/Output Blocks supporting multiple I/O standards, including LVCMOS, LVTTL, PCI, GTL, HSTL, and SSTL. Each IOB can be configured as an input, output, or bidirectional pin. The 1,304-pin FGG package exposes up to 284 user I/O pins, giving designers extensive connectivity for complex board-level integration.

Speed Grade -6: What It Means for Your Design

The -6 speed grade is the fastest available in the Spartan-II family and is exclusively offered in the Commercial temperature range. This makes the XC2S200-6FGG1304C the optimal choice when maximum timing performance is required in a 0°C to +85°C operating environment. Compared to lower speed grades (-4 and -5), the -6 grade delivers:

Designers targeting clock frequencies above 150 MHz or with tight setup/hold requirements should specify the -6 speed grade.

Pb-Free Packaging: The FGG Suffix Explained

The “G” in FGG designates a Pb-free (lead-free) Ball Grid Array package, in compliance with RoHS directives. The XC2S200-6FGG1304C uses a 1,304-ball fine-pitch BGA, which provides:

• A compact footprint suitable for dense PCB layouts
• Lead-free solder balls compatible with modern assembly processes
• Excellent electrical performance due to short signal paths from die to PCB

For reference, the standard (non-Pb-free) equivalent would use an “FG” suffix. Specifying the “FGG” variant ensures RoHS-compliant production.

XC2S200-6FGG1304C vs. Other Spartan-II Family Members

The Spartan-II family spans a range of gate counts and package options. The table below compares the XC2S200 against other family members:

The XC2S200 is the largest and most capable device in the Spartan-II family, offering maximum logic density, I/O count, and memory resources.

Top Applications for the XC2S200-6FGG1304C

The XC2S200-6FGG1304C is used across a wide range of industries and application domains:

#### Embedded Processing and Control

Custom processor cores, peripheral controllers, and hardware accelerators benefit from the 200,000-gate capacity and 284 available I/O pins for interfacing with external memory, sensors, and communication buses.

#### Digital Signal Processing (DSP)

The abundant CLBs and distributed RAM support FIR filters, FFT engines, and custom signal processing pipelines operating up to 200 MHz.

#### Communications and Networking

Protocol bridges, serializer/deserializer (SerDes) logic, packet processing, and line-rate filtering are well-served by the XC2S200’s I/O flexibility and high-speed clock management via DLLs.

#### Industrial Automation and Motor Control

Real-time control logic, encoder interfaces, and custom PWM generation leverage the FPGA’s deterministic timing and programmable I/O standards.

#### Consumer Electronics Prototyping

As a cost-effective high-gate-count device, the XC2S200-6FGG1304C shortens development cycles for consumer products where ASIC migration is planned at production scale.

Design Tools and Programming Support

The XC2S200-6FGG1304C is supported by Xilinx’s ISE Design Suite (the appropriate toolchain for Spartan-II devices). Key features of the design flow include:

Note: For newer Xilinx families, Vivado Design Suite is recommended, but Spartan-II devices require ISE.

Configuration Modes

The XC2S200-6FGG1304C supports multiple configuration modes for flexible system integration:

• Master Serial – FPGA controls an external serial PROM
• Slave Serial – External controller drives the configuration data
• Master Parallel – FPGA reads from a parallel flash or PROM
• Slave Parallel (SelectMAP) – Byte-wide parallel configuration by an external processor
• JTAG – Direct boundary scan configuration for in-system programming

Ordering and Identification Information

Part Number Decoder

XC2S200  -  6  -  FGG  -  1304  -  C
  |          |      |        |       |
Device    Speed  Package  Pin Count  Temp

• XC2S200 = Spartan-II, 200K gates
• -6 = Speed Grade 6 (fastest, Commercial only)
• FGG = Fine-Pitch BGA, Pb-Free
• 1304 = 1,304 balls
• C = Commercial (0°C to +85°C)

Compatible Alternatives and Substitutes

Why Choose the XC2S200-6FGG1304C Over an ASIC?

One of the primary value propositions of the Spartan-II family is its position as a superior alternative to mask-programmed ASICs for medium-volume and prototype applications:

For designs requiring field upgrades, rapid iteration, or uncertain final specifications, the XC2S200-6FGG1304C provides unmatched flexibility that a fixed silicon ASIC cannot match.

Frequently Asked Questions (FAQ)

What is the maximum clock frequency of the XC2S200-6FGG1304C?

The XC2S200-6FGG1304C supports system performance up to 200 MHz, with the -6 speed grade offering the best timing margins in the Spartan-II family.

Is the XC2S200-6FGG1304C RoHS compliant?

Yes. The “FGG” (double-G) suffix indicates a Pb-free, RoHS-compliant package with lead-free solder balls.

What temperature range does the XC2S200-6FGG1304C support?

The “C” suffix designates the Commercial temperature range: 0°C to +85°C. Note that the -6 speed grade is only available in the Commercial range; Industrial temperature variants use speed grades -4 or -5.

Can the XC2S200-6FGG1304C be programmed in-system?

Yes. The device supports JTAG boundary scan and multiple SelectMAP/serial configuration modes, enabling in-system programming without removing the component from the board.

What software is used to design for the XC2S200-6FGG1304C?

Xilinx ISE Design Suite is the primary toolchain for Spartan-II devices. It supports VHDL, Verilog, and schematic entry, along with synthesis, place-and-route, and bitstream generation.

How many I/O pins are available to the user?

The XC2S200-6FGG1304C provides up to 284 user I/O pins. Note that four global clock/user input pins are not included in this count.

Conclusion: Is the XC2S200-6FGG1304C Right for Your Project?

The XC2S200-6FGG1304C is the top-of-the-range Spartan-II device, combining 200,000 system gates, 5,292 logic cells, 56K bits of block RAM, and 284 I/O pins in a compact 1,304-ball Pb-free BGA. Its -6 speed grade delivers the highest performance available in the family, making it ideal for demanding Commercial-temperature applications in communications, industrial control, DSP, and embedded processing.

Its programmability eliminates the NRE cost and long lead times associated with ASICs, while its 2.5V core and 0.18 µm process deliver efficient power consumption for the gate density offered.

For engineers seeking a proven, well-documented FPGA with a rich ecosystem of tools and reference designs, the XC2S200-6FGG1304C remains a strong choice in its class.