Figure 3-4. master clock pll diagram – Rainbow Electronics DS26504 User Manual

Page 13

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DS26504 T1/E1/J1/64KCC BITS Element

13 of 128

Figure 3-4. Master Clock PLL Diagram

PRE-SCALER

DIVIDE BY 1, 2, 4,

OR 8

MCLK PIN

2.048MHz to

1.544MHz PLL

w/ bypass

JA CLOCK

TO CLOCK AND DATA

RECOVERY ENGINE IN

RECEIVE LIU

X12,X16

MULTIPLER

PLL

LIC2.3

(JACKS0)

LIC4.6

(MPS0)

LIC4.7

(MPS1)

12.8MHz to

2.048MHz PLL

w/ bypass

LIC2.7

(JACKS1)

(HARDWARE MODE)





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