EQUALIZATION - Advanced Signal Integrity for High-Speed Digital Design - page 504

1

Ideal

− 1

Nonideal

− 3

− 5

− 7

− 9

50% amplitude attenuation

11

−

− 13

− 15

0 0.5 1 1.5 2 2.5 3 3.5 4

Frequency (GHz)

(a)

4

I deal

3

2

1

0

1

−

− 2

− 3

Nonideal

− 4

0 0.5 1 1.5 2 2.5 3 3.5 4

Frequency (GHz)

(b)

2 · 10 8

1.9 · 10 8

Ideal

1.8 · 10 8

Nonideal

1.7 · 10 8

1.6 · 10 8

0 1 2 3 4

Frequency (GHz)

(c)

Figure 12-8 Comparison of ideal versus practical interconnect response in both the
time and frequency domains: (a) transfer function magnitude; (b) transfer function phase;
(c) propagation velocity; (d) ideal interconnect impulse response; (e) nonideal interconnect
impulse response. (Continued)