MT89761 데이터 시트보기 (PDF) - Mitel Networks

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MT89761

T1 Transmit Equalizer

Mitel Networks 

MH89761

Advance Information

24

Phase Angle Versus Frequency

20

D

E

G

R

E

E

S

16

12

8

4

0

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Resistive

Load

100K

200K

500K

1000K

2000K

5000K

10M

Frequency (Hz)

20M

50M

100M

Figure 5 - Typical Phase Response of the Equalizers

S1

X

-

-

S2

-

X

-

S3

-

-

X

- = SWITCH OPENED S4

-

-

-

X = SWITCH CLOSED

S5

-

-

-

S6

-

-

-

S7

-

-

-

NO EQUALIZATION

Short Cables

X

-

-

-

X

-

-

-

X

X

X

X

-

-

-

X

-

-

-

X

-

-

-

X

-

-

-

X

X

X

X

X

X

-

-

-

-

-

-

X

X

X

INCREASING EQUALIZATION

X

-

-

-

X

-

-

-

X

X

X

X

X

X

X

X

X

X

X

X

X

MAX. EQUALIZATION

Long Cables

Figure 6 - Switch Settings for Different Levels of Equalization

4-96

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