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A basic guide for SI and crosstalk for a PCB designer8 U3 ~, d, W2 J! |2 T0 n
Table of Content8 s& R x6 u( _ j2 @$ R
Basics of SI___________________________________________________________________5
& A$ L2 i3 K6 @7 U1 H4 O, b1.1 When Speed is important? _____________________________________________5
) f5 |* R9 x7 d% D7 j3 J1.1.1 Acceptable Voltage and timing values ________________________________5$ b+ J# x3 ]. A2 Q9 N n- q/ W, ^. o6 S
1.2 Signal Integrity ______________________________________________________55 e2 c8 l' V5 t1 M( t
1.2.1 Waveform Voltage Accuracy_______________________________________5* B9 v1 X1 H. V1 Z. j, B: P
1.2.2 Timing_________________________________________________________5
' R7 n1 B, k H1.3 Speed of currently used logic families ____________________________________5' t1 W$ z! J5 D0 A% o
1.3.1 Transition Electrical Length (TEL) __________________________________6. _9 q7 Z! D) K f0 B [$ o5 S6 `$ ^
1.3.2 Critical length ___________________________________________________6" F9 L6 ~& l- D' |8 ~3 P9 H
1.3.3 What is Transmission Line? ________________________________________67 i, T e- j2 z f0 z1 A! Y" p
1.3.4 What is moving in a Transmission line?_______________________________6
1 `9 O; v" k3 N' G; U1.3.5 Power Plane Definition____________________________________________6 w8 C# c7 j7 ^3 y
1.3.6 The concept of Ground ____________________________________________7" G" b$ k! ]/ c
1.4 STRIPLINE circuit with Electromagnetic field _____________________________7
1 h" D' j6 O( S1.5 RLC Transmission Line Model _________________________________________8( q; _8 t! e- R
1.5.1 What is Impedance? ______________________________________________8
8 h, |# w/ T" K1 X8 P5 {. B$ b1.5.2 A Practical impedance equation for microstrip _________________________8 n# I5 @; J5 K3 v) ~0 G3 _9 Q
1.5.3 What is relative dielectric constant Er? _______________________________9
# B6 ?( ?6 u7 L) Y
9 |3 Q" ]! C5 V$ d7 U6 D1 n
0 l, z2 g& u' u" O1 U还不错，英文的，很直观，可以看看啊！ |
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发表于 2008-5-31 20:18
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