| MODEL P/N | SERIES | NUMBER OF LABS/CLBS | SPEED GRADE | NUMBER OF LOGIC ELEMENTS / CELLS | TOTAL RAM BITS | NUMBER OF I/O | VOLTAGE – SUPPLY | MOUNTING TYPE | OPERATING TEMPERATURE | PACKAGE / CASE | SUPPLIER DEVICE PACKAGE |
|---|---|---|---|---|---|---|---|---|---|---|---|
| XC4VSX55-11FF1148I | Virtex-4 SX | 6,91 | -11,00 | 55,296 Logic Cells | 4,608 Kbits | 576 | 1.14V ~ 1.26V | SMD | Industrial (-40°C ~ +100°C) | 1148-BGA | FF1148 |
XC4VSX55-11FF1148I Xilinx Virtex-4 SX FPGA – High-Speed DSP Processing for Industrial Applications
The XC4VSX55-11FF1148I is a high-speed, DSP-focused FPGA from the Xilinx Virtex-4 SX family, designed for systems that require deterministic performance and heavy real-time signal processing.
This device is built around a dense array of DSP48 slices, making it well suited for applications that depend on fast multiply-accumulate operations such as digital filtering, modulation, FFT processing, and video pipeline acceleration.
With the -11 speed grade and industrial temperature rating, this part is typically selected for performance-critical platforms operating in extended temperature environments.
Technical Overview
Part Number: XC4VSX55-11FF1148I
FPGA Family: Xilinx Virtex-4 SX Series
Speed Grade: -11 (High-performance timing class)
Package: FF1148 Flip-Chip BGA
Temperature Grade: Industrial (-40°C to +100°C junction)
DSP Architecture: High-density DSP48 slices
I/O Capability: Large pin count for complex interface designs
Common Use Cases in the Field
In deployed systems, the XC4VSX55-11FF1148I is frequently used in:
Wireless infrastructure and baseband processing units
Software-defined radio (SDR) platforms
Radar and sensor fusion systems
High-speed data acquisition hardware
Industrial machine vision equipment
Embedded video and imaging systems
Engineers tend to choose this part when DSP throughput, timing closure margin, and temperature reliability are more important than pure logic capacity.
Availability and Lifecycle Considerations
The XC4VSX55-11FF1148I is considered a legacy FPGA, and LXB Semion is typically managed through long-term inventory programs and specialized component distributors.
