XRT73L04B unit equivalent, 4 channel ds3/e3/sts-1 line interface unit.
* Incorporates an improved Timing Recovery circuit and is pin and functional compatible to XRT73L04A
* Meets E3/DS3/STS-1 Jitter Tolerance Requirements
* Cont.
Each channel of the XRT73L04B can be configured to support the E3 (34.368 Mbps), DS3 (44.736 Mbps) or the SONET STS-1 (.
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