XC3SD1800A-4FGG676C - Supported Differential IO Standards
The following table lists the differential I/O standards supported by the XC3SD1800A-4FGG676C device.
Table 1. Supported differential I/O standards.| I/O Standard | Description |
|---|---|
BLVDS_25 | Bus Low-Voltage Differential Signaling (2.5V) |
DIFF_HSTL_I_18 | Differential High-Speed Transceiver Logic (1.8V) Class I |
DIFF_HSTL_II_18 | Differential High-Speed Transceiver Logic (1.8V) Class II |
DIFF_HSTL_III_18 | Differential High-Speed Transceiver Logic (1.8V) Class III |
DIFF_SSTL18_I | Differential Stub Series Terminated Logic (1.8V) Class I |
DIFF_SSTL18_II | Differential Stub Series Terminated Logic (1.8V) Class II |
DIFF_SSTL2_I | Differential Stub Series Terminated Logic (2.5V) Class I |
DIFF_SSTL2_II | Differential Stub Series Terminated Logic (2.5V) Class II |
DIFF_SSTL3_I | Differential Stub Series Terminated Logic (3.3V) Class I |
DIFF_SSTL3_II | Differential Stub Series Terminated Logic (3.3V) Class II |
LVDS_25 | Low-Voltage Differential Signaling (2.5V) |
LVDS_33 | Low-Voltage Differential Signaling (3.3V) |
LVPECL_25 | Low-Voltage Positive Emitter-Coupled Logic (2.5V) |
LVPECL_33 | Low-Voltage Positive Emitter-Coupled Logic (3.3V) |
MINI_LVDS_25 | Mini Low-Voltage Differential Signaling (2.5V) |
MINI_LVDS_33 | Mini Low-Voltage Differential Signaling (3.3V) |
PPDS_25 | Point-to-Point Differential Signaling (2.5V) |
PPDS_33 | Point-to-Point Differential Signaling (3.3V) |
RSDS_25 | Reduced Swing Differential Signaling (2.5V) |
RSDS_33 | Reduced Swing Differential Signaling (3.3V) |
TMDS_25 | Transition Minimized Differential Signaling (2.5V) |
TMDS_33 | Transition Minimized Differential Signaling (3.3V) |
For more information, refer to the Spartan-3 Generation FPGA User Guide (ug331.pdf), available at www.xilinx.com.