LFXP15 Lattice Semiconductor, LFXP15 Datasheet - Page 42

• Manufacturer Part Number: LFXP15
• Description: LatticeXP Family
• Manufacturer: Lattice Semiconductor

Lattice Semiconductor
Figure 3-2. BLVDS Multi-point Output Example
Table 3-2. BLVDS DC Conditions
2.5V
2.5V
+
-
Z
R
R
V
V
V
V
I
1. For input buffer, see LVDS table.
DC
OUT
TLEFT
TRIGHT
OH
OL
OD
CM
Symbol
80
80
Heavily loaded backplane, effective Zo ~ 45 to 90 ohms differential
2.5V
Over Recommended Operating Conditions
1
Output impedance
Left end termination
Right end termination
Output high voltage
Output low voltage
Output differential voltage
Output common mode voltage
DC output current
45-90 ohms
80
2.5V
Description
80
3-11
-
. . .
. . .
2.5V
80
Zo = 45
1.375
1.125
0.25
1.25
11.2
100
45
45
DC and Switching Characteristics
Typical
2.5V
80
45-90 ohms
Zo = 90
1.48
1.02
0.46
1.25
10.2
100
LatticeXP Family Data Sheet
90
90
80
-
Units
ohms
ohms
ohms
mA
V
V
V
V
2.5V
2.5V
+
-
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