
1–74
Chapter 1: Device Datasheet for Arria II Devices
Glossary
December 2013
Altera Corporation
Glossary
Table 1–68. Glossary (Part 1 of 4)
Letter
Subject
Definitions
A,
B,
C,
D
Differential I/O
Standards
Receiver Input Waveforms
Transmitter Output Waveforms
E,
F
fHSCLK
Left/Right PLL input clock frequency.
fHSDR
High-speed I/O block: Maximum/minimum LVDS data transfer rate
(fHSDR = 1/TUI), non-DPA.
fHSDRDPA
High-speed I/O block: Maximum/minimum LVDS data transfer rate
(fHSDRDPA = 1/TUI), DPA.
Single-Ended Waveform
Differential Waveform
Positive Channel (p) = VIH
Negative Channel (n) = VIL
Ground
VID
p
n = 0 V
VCM
Single-Ended Waveform
Differential Waveform
Positive Channel (p) = VOH
Negative Channel (n) = VOL
Ground
VOD
p
n = 0 V
VCM