High Performance I/Os
The eASIC Nextreme-2 family features multiple multi-standard I/Os for implementing high speed interfaces. The ‘via’ configurable I/Os for implementing high speed parallel I/O interfaces such as 1.25Gbps LVDS with dynamic phase alignment and 1066 Mbits DDR-3 Memory Interfaces.
The range of standards support for eASIC Nextreme-2 and 2T families includes the following:
| I/O | Application |
| LVTTL (3.3V) | General Purpose |
| LVCMOS (3.3V) | General Purpose |
| LVTTL 2.5V | General Purpose |
| LVCMOS 2.5V | General Purpose |
| LVTTL 1.8V | General Purpose |
| LVCMOS 1.8V | General Purpose |
| LVTTL 1.5V | General Purpose |
| LVCMOS 1.5V | General Purpose |
| LVTTL 1.2V | General Purpose |
| LVCMOS 1.2 | General Purpose |
| PCI | Embedded and PC |
| PCI-X | Embedded and PC |
| SSTL-2 Class I | DDR SDRAM |
| SSTL-2 Class II | DDR SDRAM |
| SSTL-18 Class I | DDR2 SDRAM |
| SSTL-18 Class II | DDR2 SDRAM |
| SSTL-15 Class I | DDR3 SDRAM |
| SSTL-15 Class II | DDR3 SDRAM |
| HSTL 18 Class I | QDRII, RLDRAM II |
| HSTL 18 Class II | QDRII, RLDRAM II |
| HSTL 18 Class III | QDRII, RLDRAM II |
| HSTL 15 Class I | QDRII, QDRII+, RLDRAM II |
| HSTL 15 Class II | QDRII, QDRII+, RLDRAM II |
| HSTL 15 Class III | QDRII, QDRII+, RLDRAM II |
| HSTL 12 Class I | Memory |
| HSTL 12 Class II | Memory |
| GTL | Processors |
| GTL+ | Processors |
| CTT | General Purpose |
| I/O | Application |
| Differential SSTL-2 Class I | DDR SDRAM |
| Differential SSTL-2 Class II | DDR SDRAM |
| Differential SSTL-18 Class I | DDR2 SDRAM |
| Differential SSTL-18 Class II | DDR2 SDRAM |
| Differential SSTL-15 Class I | DDR3 SDRAM |
| Differential SSTL-15 Class II | DDR3 SDRAM |
| Differential HSTL-18 Class I | System |
| Differential HSTL-18 Class II | System |
| Differential HSTL-15 Class I | System |
| Differential HSTL-15 Class II | System |
| Differential HSTL-12 Class I | System |
| Differential HSTL-12 Class II | System |
| LVDS | Communication/Consumer |
| RSDS | Flat Panel Displays |
| Mini-LVDS | Flat Panel Displays |
| LVPECL | Video |
| PPDS | Video |
| TMDS | Video |
| HYPERTRANSPORT (LDT) | Embedded |
