lfxp20c-5f388c Lattice Semiconductor Corp., lfxp20c-5f388c Datasheet - Page 42

• Manufacturer Part Number: lfxp20c-5f388c
• Description: Latticexp Fpga Data Sheets
• Manufacturer: Lattice Semiconductor Corp.

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
OH
OL
OD
TLEFT
TRIGHT
CM
Symbol
80
80
Heavily loaded backplane, effective Zo ~ 45 to 90 ohms differential
2.5V
Over Recommended Operating Conditions
Output impedance
Left end termination
Right end termination
Output high voltage
Output low voltage
Output differential voltage
Output common mode voltage
DC output current
1
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
Typical
DC and Switching Characteristics
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
+
-