XRT73L03 Datasheet, PDF (62/62 Pages) Exar Corporation – 3 CHANNEL E3/DS3/STS-1 LINE INTERFCE UNIT

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XRT73L03
3 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
PRELIMINARY
REV. P1.0.13
REVISION HISTORY
Rev. 1.0.1 to Rev.1.0.2
Edits to describe one channel only, as applicable to all channels. Corrected pin names for consistency.
Rev. 1.0.2 to Rev. 1.0.3
Pin names, numbers and rotation have been changed.
Rev. 1.0.3 to Rev. 1.0.4
Changed package to 14X20mm with 0.5mm pin spacing. Pin #’s/ pin names have been changed.
Rev. 1.0.4 to Rev. 1.0.5
Added 120 lead 14x14mm, 0.4mm pitch package into data sheet, pin names have changed from Rev.
1.0.3.
Rev. 1.0.5 to Rev. 1.0.6
Rotated pins on 14X14mm package (pin 1 became 31).
Rev. 1.0.6 to Rev. A1.0.7
Corrected references to similar pins in the pin list to correspond to the changes in pin out.
Rev.A1.0.7 to P1.0.7
Changed Advanced Confidential to Preliminary
Rev. P1.0.7 to P1.0.8
Minor typo changes modified Block Diagram to call out Tx Control.
Rev. P1.0.8 to P1.0.9
Removed excess “ “ marks. Deleted the 14x14mm package which is no longer offered.
Rev. P1.0.9 to P1.0.10
Pins 47 thru 52 were shifted, 52 and 53 are No Connection Pins, not 47 and 48.
Rev. P1.0.10 to Rev. 1.0.11
Removed unnecessary verbiage.
Rev. P1.0.11 to Rev. P1.0.12
Add copper heat slug to package outline drawing and add explantion in text of electrical characteristics.
Rev. P1.0.12 to Rev. P1.0.13
Revised figures 4 and 5, corrected pin numbers on tables 1 & 3.
NOTICE
EXAR Corporation reserves the right to make changes to the products contained in this publication in order
to improve design, performance or reliability. EXAR Corporation assumes no responsibility for the use of
any circuits described herein, conveys no license under any patent or other right, and makes no represen-
tation that the circuits are free of patent infringement. Charts and schedules contained here in are only for
illustration purposes and may vary depending upon a user’s specific application. While the information in
this publication has been carefully checked; no responsibility, however, is assumed for inaccuracies.
EXAR Corporation does not recommend the use of any of its products in life support applications where
the failure or malfunction of the product can reasonably be expected to cause failure of the life support sys-
tem or to significantly affect its safety or effectiveness. Products are not authorized for use in such applica-
tions unless EXAR Corporation receives, in writing, assurances to its satisfaction that: (a) the risk of injury
or damage has been minimized; (b) the user assumes all such risks; (c) potential liability of EXAR Corpo-
ration is adequately protected under the circumstances.
Copyright 2000 EXAR Corporation
Datasheet August 2000
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
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