XC4VSX55-11FF1148C

The XC4VSX55-11FF1148C is a Virtex®-4 SX field programmable gate array (FPGA) from AMD. It combines a high logic capacity with substantial on-chip memory and a large I/O count in a surface-mount FCBGA package.

With 55,296 logic elements, approximately 5.9 Mbits of embedded memory, and 640 I/O, this device is suited to designs that require significant programmable logic, plentiful embedded RAM, and dense external connectivity while operating within standard commercial temperature ranges.

Key Features

• Core Logic  6,144 configurable logic blocks (CLBs) delivering a total of 55,296 logic elements for implementing complex digital logic and custom datapaths.
• Embedded Memory  Approximately 5.9 Mbits of on-chip RAM to support buffering, lookup tables, and intermediate data storage without external memory.
• I/O Capacity  640 user I/O pins to support high pin-count interfaces and multiple parallel data channels.
• Package & Mounting  1148-ball FCBGA (1148-FCPBGA, 35×35) in a surface-mount package for compact board-level integration.
• Power  Supported core supply range from 1.14 V to 1.26 V for core power planning and regulator selection.
• Operating Range  Commercial grade device rated for 0 °C to 85 °C operating temperature.
• Environmental Compliance  RoHS compliant, meeting common lead-free assembly and environmental requirements.

Typical Applications

• Custom Digital Processing  Implement complex, application-specific logic and datapaths using the device's 55,296 logic elements and 6,144 CLBs.
• On-Chip Memory-Intensive Functions  Use approximately 5.9 Mbits of embedded RAM for buffering, LUTs, and intermediate storage without immediate reliance on external memory.
• I/O-Heavy Interfaces  Deploy the 640 I/O pins to connect multiple parallel buses, high-channel-count sensor arrays, or dense peripheral sets.

Unique Advantages

• High Logic Density: 55,296 logic elements provide a large implementation capacity for sophisticated digital designs.
• Substantial On-Chip Memory: Approximately 5.9 Mbits of embedded RAM reduces external memory dependency and simplifies board design.
• Large I/O Count: 640 I/O pins enable extensive external connectivity for multi-channel or multi-interface applications.
• Compact Surface-Mount Package: 1148-ball FCBGA (35×35) package supports high-density PCB layouts while keeping the solution board-level friendly.
• Commercial Temperature & RoHS Compliance: 0 °C to 85 °C rating and RoHS compliance support standard commercial deployments and lead-free assembly.

Why Choose XC4VSX55-11FF1148C?

The XC4VSX55-11FF1148C positions itself as a high-capacity Virtex-4 SX FPGA option for designs that demand broad programmable logic, significant on-chip memory, and a high I/O count in a compact surface-mount FCBGA package. Its combination of 6,144 CLBs, 55,296 logic elements, approximately 5.9 Mbits of embedded RAM, and 640 I/O makes it well suited for complex digital implementations that require integration and I/O density within commercial temperature ranges.

Produced by AMD and provided with manufacturer documentation, this device is a practical choice for teams seeking a scalable, well-documented FPGA building block for dense logic and memory-centric designs.

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