Altera Stratix - Page 159

Altera Corporation 4–23
June 2006 Stratix Device Handbook, Volume 2
Selectable I/O Standards in Stratix & Stratix GX Devices
Figure 4–19. Stratix GX I/O Banks
There is some flexibility with the number of I/O standards each Stratix
I/O bank can simultaneously support. The following sections provide
guidelines for mixing non-voltage-referenced and voltage-referenced
I/O standards in Stratix devices.
I/O Banks 3, 4, 6 & 7 Support:
■
3.3-, 2.5-, 1.8-V LVTTL
■
3.3-V PCI, PCI-X 1.0
■
GTL
■
GTL+
■
AGP
■
CTT
■
SSTL-18 Class I and II
■
SSTL-2 Class I and II
■
SSTL-3 Class I and II
■
HSTL Class I and II
Individual
Power Bus
I/O Bank 3
I/O Bank 1
I/O Bank 2
I/O Banks 1 & 2 Support:
■
Differential I/O Standards
- True LVDS
- LVPECL
- 3.3-V PCML
- HyperTransport Technology
■
Single-Ended I/O Standard
- 3.3
-, 2.5 -, 1.8 -V LVTTL
- GTL+
- CTT
- SSTL-18 Class I
- SSTL-2 Class I and II
- SSTL-3 Class I and II
- 1.5
-, 1.8 -V HSTL Class I
I/O Bank 5
I/O Bank 5 Contains Transceiver Block
s
I/O Bank 4
I/O Bank 7 I/O Bank 6