|
EP2C8Q208C6 Datasheet, PDF (98/168 Pages) Altera Corporation – Section I. Cyclone II Device Family Data Sheet | |||
|
◁ |
Operating Conditions
Figure 5â1. Receiver Input Waveforms for Differential I/O Standards
Single-Ended Waveform
VICM (2)
VID (1)
Positive Channel (p) = VIH
Negative Channel (n) = VIL
Ground
Differential Waveform (Mathematical Function of Positive and Negative Channel)
VID (1)
0V
VID (1)
p â n (3)
Notes to Figure 5â1:
(1) VID is the differential input voltage. VID = |p â n|.
(2) VICM is the input common mode voltage. VICM = (p + n)/2.
(3) The p â n waveform is a function of the positive channel (p) and the negative channel (n).
5â8
Cyclone II Device Handbook, Volume 1
Altera Corporation
February 2008
|
▷ |