ADTRAN 1200060L1, Руководство пользователя

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Chapter 1. Introduction
1-10 TSU User Manual 61200060L1-1
Internal Timing
The TSU is the source of timing. The TSU is configured to use
its own internal oscillator as the source of timing.
Applications include private line driver circuits where one
end is set to network and the other to internal.
See Figure 1-6
.
Figure 1-6. Internal Clock Source
OSC
DTE CLOCK
Network
Interface
T1 XMIT
T1 Receive
( D S U )
NX56K/64K
DTE