Operating Conditions
Table 4–11. 3.3-V PCML Specifications
Symbol
Parameter
Conditions
Minimum Typical Maximum
Unit
V
VCCIO
I/O supply voltage
3.135
300
3.3
3.465
600
V
ID (peak-
to-peak)
Input differential voltage
swing (single-ended)
mV
VICM
Input common mode
voltage
1.5
3.465
500
50
V
VOD
Output differential voltage
(single-ended)
300
370
mV
mV
V
Δ VOD
VOCM
Δ VOCM
Change in VOD between
high and low
Output common mode
voltage
2.5
2.85
3.3
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
Ω
R2
Output external pull-up
resistors
50
Ω
Table 4–12. LVPECL Specifications
Symbol
Parameter
Conditions
Minimum Typical Maximum
Unit
V
VCCIO
I/O supply voltage
3.135
300
3.3
3.465
1,000
V
ID (peak-
to-peak)
Input differential voltage
swing (single-ended)
mV
VICM
Input common mode
voltage
1
2
V
mV
V
VOD
VOCM
RL
Output differential voltage RL = 100 Ω
(single-ended)
525
1.5
90
700
1.7
970
1.9
110
Output common mode
voltage
RL = 100 Ω
Receiver differential input
resistor
100
Ω
4–8
Altera Corporation
January 2006
Stratix Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
