Figure 1. Xilinx Virtex-4 FPGA (XC4VLX25-10FF668C).
| Manufacturer | Xilinx Inc. |
| Series | Virtex®-4 LX |
| Part Status | Active |
| Number of LABs/CLBs | 1536 |
| Number of Logic Elements/Cells | 13824 |
| Total RAM Bits | 884736 |
| Number of I/O | 320 |
| Voltage – Supply | 1.14 V ~ 1.26 V |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C ~ 85°C (TJ) |
| Package / Case | 668-BBGA, FCBGA |
| Supplier Device Package | 668-FCBGA (27×27) |
The XC4VLX25-10FF668C device on the daughter board is a member of the Virtex-4 family of FPGAs. The Virtex-4 family is comprised of 17 devices in total, over three platform families – LX, SX and FX. The LX series, of which the daughter board device is a member, provide a high performance solution for logic applications.
The Virtex-4 family provides devices offering densities ranging from 12,312 to 200,448 Logic Cells. The XC4VLX25-10FF668C offers 24,192 Logic Cells. Table 1 provides an information summary for this device.
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