Lvds Input R Doct In Cyclone V Devices - Altera Cyclone V Device Handbook

CV-52005
2014.01.10
Figure 5-16: Dynamic R
Related Information
On-Chip I/O Termination in Cyclone V Devices
LVDS Input R
D
The Cyclone V devices support R
You can only use R
Figure 5-17: Differential Input OCT
The Cyclone V devices support OCT for differential LVDS and SLVS input buffers with a nominal resistance
value of 100 Ω, as shown in this figure.
Related Information
On-Chip I/O Termination in Cyclone V Devices
I/O Features in Cyclone V Devices
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OCT in Cyclone V Devices
T
V
CCIO
Transmitter
50 Ω
GND
FPGA OCT
V
CCIO
Receiver
50 Ω
GND
FPGA OCT
OCT in Cyclone V Devices
OCT in all I/O banks.
D
OCT if you set the V
D
Transmitter
LVDS Input R
V
CCIO
100 Ω
Z = 50 Ω
0
100 Ω
GND
V
CCIO
100 Ω
Z = 50 Ω
0
100 Ω
GND
on page 5-34
to 2.5 V.
CCPD
Z = 50 Ω
0
Z = 50 Ω
0
on page 5-34
OCT in Cyclone V Devices
D
Receiver
100 Ω
100 Ω
50 Ω
FPGA OCT
Transmitter
100 Ω
100 Ω
50 Ω
FPGA OCT
Receiver
100 Ω
5-41
Altera Corporation