Equivalent circuit model used to derive the impedance and velocity variations
for odd- and even-mode switching patterns.
Simplified circuit for determining the equivalent odd-mode inductance.
Simplified circuit for determining the equivalent odd mode capacitance.
Odd- and even-mode electric and magnetic field patterns for a simple two-
Effect of switching patterns on a three-conductor system.
Example switching pattern: (a) all bits switching in phase; (b) bits 1 and 2
switching in phase, bit 3 switching 180° out of phase.
Variations in impedance as a function of spacing: (a) typical stripline two
conductor system; (b) typical microstrip two-conductor system.
Mutual inductance and capacitance for (a) stripline in Figure 3.13a and (b)
microstrip in Figure 3.13b.
Pi termination configuration for a coupled transmission line pair.
Equivalent of termination seen in the odd mode with the pi termination
T termination configuration for a coupled transmission line pair.
Equivalent of termination seen in the even mode with the T termination
Dimensions that influence crosstalk.
Cross section of PCB board used in the example.
Common-mode switching pattern.
Differential switching pattern.
Calculation of the final waveform.
Nonideal Interconnect Issues
Microstrip line current density at dc. At dc, current flows through entire area
of the cross section where area = A = Wt.
Current distribution on a microstrip transmission line. 63% of the current is
concentrated in the darkly shaded area due to the skin effect.
Skin depth as a function of frequency.
Ac resistance as a function of frequency.
Current density distribution in the ground plane.