DC & Switching Characteristics
Table 4–9. Overshoot Input Voltage with Respect to Duty Cycle (Part 2 of 2)
Vin (V)
Maximum Duty Cycle (%)
4.3
4.4
4.5
30
17
10
Figures 4–1 and 4–2 show receiver input and transmitter output
waveforms, respectively, for all differential I/O standards (LVDS, 3.3-V
PCML, LVPECL, and HyperTransport technology).
Figure 4–1. Receiver Input Waveforms for Differential I/O Standards
Single-Ended Waveform
Positive Channel (p) = V
IH
V
ID
Negative Channel (n) = V
IL
V
CM
Ground
Differential Waveform
V
ID
p − n = 0 V
V
ID
Altera Corporation
July 2005
4–5
Stratix Device Handbook, Volume 1