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Model 7856 Dual 400 MHz A/D, 800 MHz D/A with Virtex-5 FPGAs - x8 PCIe

No longer available in PCIe form factor - see Models 78650 and 78750

Block Diagram



Development Systems


Life Cycle Management

Ordering & Warranty


  • Complete software radio interface solution
  • PCI Express 2.0 (Gen. 2) Interface up to x8 wide
  • Built-in fan for added cooling
  • Two 400 MHz, 14-bit A/Ds
  • One DUC (Digital Upconverter)
  • Two 800 MHz, 16-bit D/As
  • Up to 1 GB of DDR2 SDRAM
  • Two Xilinx Virtex-5 FPGAs
  • Sample clock synchronization to an external system reference
  • LVPECL clock/sync bus for multimodule synchronization
  • 32 pairs of LVDS connections to the Virtex-5 FPGAs for custom I/O


Model 7856


Model 7856 Block Diagram

Hardware and Software Manuals - ( top )

Please note that some hardware and software manuals are used for more than one Pentek product. Although the model numbers given in the description of each manual below may vary, these manuals are all used for the product described on this web page.

Part No.
800.71560 Operating Manual Model 7156 Dual 400-MHz A/D & 800-MHz D/A PMC/XMC Module A.3 (11/19/2010)
800.78560 Installation Guide Model 7856 Dual 400-MHz A/D & 800-MHz D/A PCIe Board B.1 (11/21/2011)
801.71561 Programmer's Reference ReadyFlow Board Support Libraries for Model 7156 1.2B (12/7/2010)
809.7x560 Supplemental Manual Vendor Data Sheets for Model 7x56 Series Operating Manuals A (4/29/2010)
813.71560 User's Guide Model 4996A Option 156 VxWorks ReadyFlow BSP for Model 7156 1.0 (5/29/2012)
815.71560 User's Guide Model 4995A Option 156 Windows ReadyFlow BSP for Model 7156 1.2C (12/9/2010)
816.71560 User's Guide Model 4994A Option 156 Linux ReadyFlow BSP for Model 7156 1.1A (12/9/2010)
820.78560 User's Guide Getting Started Guide for Model 7856 C (10/27/2011)