XRT72L53 Datasheet, PDF (254/467 Pages) Exar Corporation – THREE CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

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PRELIMINARY
XRT72L53
THREE CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
REV. P1.1.8
FIGURE 99. A SIMPLE ILLUSTRATION OF THE TRANSMIT PAYLOAD DATA INPUT INTERFACE BLOCK
TxOH_Ind
TxSer
TxNib[3:0]
TxInClk
TxNibClk
TxFrame
TxFrameRef
TTrraannsmsmititPPaayyloloaadd
DDaatataInInppuut _t
InInteterrfafacceeBBlolocckk
To Transmit DS3 Framer Block
Each of the input and output pins of the Transmit Pay-
load Data Input Interface are listed in Table 47 and
described below. The exact role that each of these in-
puts and output pins assume, for a variety of operat-
ing scenarios are described throughout this section.
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