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EP1SGX10DF672C6 Datasheet, PDF (221/272 Pages) Altera Corporation – Section I. Stratix GX Device Family Data Sheet
DC & Switching Characteristics
Table 6–23. SSTL-2 Class I Specifications (Part 2 of 2)
Symbol
VOH
VOL
Parameter
High-level output voltage
Low-level output voltage
Conditions Minimum
IOH = –8.1 mA
(1)
VTT + 0.57
IOL = 8.1 mA (1)
Typical Maximum
VT T – 0.57
Units
V
V
Table 6–24. SSTL-2 Class II Specifications
Symbol
VCCIO
VTT
VREF
VIH
VIL
VOH
VOL
Parameter
Output supply voltage
Termination voltage
Reference voltage
High-level input voltage
Low-level input voltage
High-level output voltage
Low-level output voltage
Conditions Minimum
2.3
VR E F – 0.04
1.15
VR E F + 0.18
–0.3
IOH = –16.4 mA VTT + 0.76
(1)
IOL = 16.4 mA (1)
Typical
2.5
VR E F
1.25
Maximum
2.7
VR E F + 0.04
1.35
VCCIO + 0.3
VR E F – 0.18
VT T – 0.76
Units
V
V
V
V
V
V
V
Table 6–25. SSTL-3 Class I Specifications
Symbol
VCCIO
VTT
VREF
VIH
VIL
VOH
VOL
Parameter
Output supply voltage
Termination voltage
Reference voltage
High-level input voltage
Low-level input voltage
High-level output voltage
Low-level output voltage
Conditions Minimum Typical
3.0
3.3
VR E F – 0.05 VR E F
1.3
1.5
VR E F + 0.2
–0.3
IOH = –8 mA (1) VTT + 0.6
IOL = 8 mA (1)
Maximum
3.6
VR E F + 0.05
1.7
VCCIO + 0.3
VR E F – 0.2
VT T – 0.6
Units
V
V
V
V
V
V
V
Table 6–26. SSTL-3 Class II Specifications (Part 1 of 2)
Symbol
VCCIO
VTT
VREF
VIH
Parameter
Output supply voltage
Termination voltage
Reference voltage
High-level input voltage
Conditions
Minimum Typical
3.0
3.3
VR E F – 0.05 VR E F
1.3
1.5
VR E F + 0.2
Maximum
3.6
VR E F + 0.05
1.7
VCCIO + 0.3
Units
V
V
V
V
Altera Corporation
June 2006
6–19
Stratix GX Device Handbook, Volume 1