EP2S90F1020C5 Datasheet, PDF (464/768 Pages) Altera Corporation – Stratix II Device Handbook, Volume 1

Stratix II and Stratix II GX I/O Banks
Table 4–4. Stratix II and Stratix II GX I/O Standards and Voltage Levels (Part 2 of 3) Note (1)
Stratix II and Stratix II GX
V_CCIO (V)
I/O Standard
Input Operation
Output Operation
Top and
Bottom I/O
Banks
Left and
Right I/O
Banks (3)
Top and
Bottom I/O
Banks
Left and
Right I/O
Banks(3)
2.5 V
3.3/2.5
3.3/2.5
2.5
2.5
1.8 V
1.8/1.5
1.8/1.5
1.8
1.8
1.5 V
1.8/1.5
1.8/1.5
1.5
1.5
3.3-V PCI
3.3
NA
3.3
NA
3.3-V PCI-X
3.3
NA
3.3
NA
SSTL-2 Class I
2.5
2.5
2.5
2.5
SSTL-2 Class II
2.5
2.5
2.5
2.5
SSTL-18 Class I
1.8
1.8
1.8
1.8
SSTL-18 Class II
1.8
1.8
1.8
NA
1.8-V HSTL Class I
1.8
1.8
1.8
1.8
1.8-V HSTL Class II
1.8
1.8
1.8
NA
1.5-V HSTL Class I
1.5
1.5
1.5
1.5
1.5-V HSTL Class II
1.5
1.5
1.5
NA
1.2-V HSTL(4)
1.2
NA
1.2
NA
Differential SSTL-2
2.5
2.5
2.5
2.5
Class I
Differential SSTL-2
2.5
2.5
2.5
2.5
Class II
Differential SSTL-18
1.8
1.8
1.8
1.8
Class I
Differential SSTL-18
1.8
1.8
1.8
NA
Class II
1.8-V differential
1.8
1.8
1.8
NA
HSTL Class I
1.8-V differential
1.8
1.8
1.8
NA
HSTL Class II
1.5-V differential
1.5
1.5
1.5
NA
HSTL Class I
1.5-V differential
1.5
1.5
1.5
NA
HSTL Class II
LVDS (2)
3.3/2.5/1.8/1.5
2.5
3.3
2.5
V_REF (V)
V_TT (V)
Input Termination
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
1.25
1.25
1.25
1.25
0.90
0.90
0.90
0.90
0.90
0.90
0.90
0.90
0.75
0.75
0.75
0.75
0.6
NA
1.25
1.25
1.25
1.25
0.90
0.90
0.90
0.90
0.90
0.90
0.90
0.90
0.75
0.75
0.75
0.75
NA
NA
4–26
Stratix II Device Handbook, Volume 2
Altera Corporation
January 2008