DC & Switching Characteristics
Table 6–14. 3.3-V PCML Specifications (Part 2 of 2)
Symbol
Parameter
Conditions
Minimum Typical Maximum Units
ΔVOCM
Change in VOCM between
high and low
50
mV
VT
R1
Output termination voltage
VCCIO
50
V
Output external pull-up
resistors
45
45
55
55
W
R2
Output external pull-up
resistors
50
W
Table 6–15. LVPECL Specifications
Symbol
Parameter
Conditions
Minimum Typical Maximum Units
VCCIO
I/O supply voltage
3.135
300
3.3
3.465
1,000
V
VID
Input differential voltage
swing (single-ended)
mV
VICM
Input common mode
voltage
1
2
V
VOD
Differential output voltage RL = 100 Ω
525
1.5
700
1.7
970
1.9
mV
mV
VOCM
Output common mode
voltage
RL = 100 Ω
RL
Receiver differential input
resistor, external
90
100
110
W
Table 6–16. HyperTransport Specifications (Part 1 of 2)
Symbol
Parameter
Conditions
Minimum Typical Maximum Units
VCCIO
I/O supply voltage
2.375
380
2.5
2.625
820
50
V
VOD
Differential output voltage RL = 100 Ω
485
mV
mV
ΔVOD
Change in between high
and low
RL = 100 Ω
RL = 100 Ω
RL = 100 Ω
VOCM
ΔVOCM
VID
Output common mode
voltage
440
300
650
780
50
mV
mV
mV
Change in between high
and low
Differential input voltage
swing (single-ended)
900
Altera Corporation
August 2005
6–15
Stratix GX Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
