Literature Licensing Buy On-Line Download Entire Site Part Number Knowledge DB

Home   |   Products   |   Support   |   End Markets   |   Technology Center   |   Education & Events   |   Corporate   |   Buy On-Line

Devices   |   Design Software   |   Intellectual Property   |   Design Services   |   Dev. Kits/Cables   |   Literature

High-End FPGAs       About Stratix Series    Stratix IV (E and GX)    Stratix III (L and E)    Stratix II (and GX)    Stratix (and GX)        Stratix                Overview                Design Utilities                Features                Literature        Stratix GX     Midrange FPGAs    Arria (GX)     Low-Cost FPGAs    Cyclone III    Cyclone II    Cyclone     CPLDs    MAX II (and G, Z)    MAX 3000A     ASICs       About HardCopy Series    HardCopy IV (E and GX)    HardCopy III    HardCopy II    HardCopy Stratix     Device-Specific Offerings    RoHS Compliant       Extended Temperature       Industrial Temperature       Military Temperature       Automotive Temperature     Configuration Devices    Enhanced Configuration    Serial Configuration     Mature Products       Product Listing

Home > Products > Devices > Stratix (and GX) > Stratix > Design Utilities > Stratix High-Speed Differential I/O Bit-Position Calculator Print This Page Subscribe to Email Stratix High-Speed Differential I/O Bit-Position Calculator This calculator uses preliminary device data to calculate bit-positions. The calculator will be updated with characterization data as soon as the data is available. Choose the deserialization factor and specify the data rate or the time unit interval of the data. Symbol Description Value Unit fHSSDR High-Speed Serial Data Rate Mbps TUI Time unit interval for serial data input ns J Deserialization Factor 4 8 10 - The HSDI receiver and transmitter bit-positions are calculated based on the serial data rate. Table 1: HSDI Receiver Switching Characteristics for 1 to 4 Mode Symbol Parameter Min Typ Max Unit RSPos0 Receiver input strobe position for bit 0 0.38 0.60 0.82 ns RSPos1 Receiver input strobe position for bit 1 1.56 1.78 2.00 ns RSPos2 Receiver input strobe position for bit 2 2.75 2.97 3.20 ns RSPos3 Receiver input strobe position for bit 3 3.94 4.16 4.38 ns Table 2: HSDI Transmitter Switching Characteristics for 4 to 1 Mode Symbol Parameter Min Typ Max Unit TPPos0 Transmitter output pulse position for bit 0 -0.20 0.00 0.20 ns TPPos1 Transmitter output pulse position for bit 1 0.99 1.19 1.39 ns TPPos2 Transmitter output pulse position for bit 2 2.18 2.38 2.58 ns TPPos3 Transmitter output pulse position for bit 3 3.37 3.57 3.77 ns Rate This Page

Please Give Us Feedback

Home | Products | Support | End Markets | Technology Center | Education & Events | Corporate | Buy On-Line  Devices | Design Software | Intellectual Property | Design Services | Dev. Kits/Cables | Literature  Contact Us | Site Help | Site Map | Privacy | Legal Notice  Copyright © 1995-2008 Altera Corporation, 101 Innovation Drive, San Jose, California 95134, USA Altera, Stratix, Arria, Cyclone, MAX, HardCopy, Nios, Quartus and MegaCore are trademarks of Altera Corporation