77
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 representation 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 system or
to significantly affect its safety or effectiveness. Products are not authorized for use in such applications 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 Corporation is adequately
protected under the circumstances.
Copyright 2006 EXAR Corporation
Datasheet September 2006.
Reproduction, in part or whole, without the prior written consent of EXAR Corporation is prohibited.
XRT83VSH314
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.1
REVISION HISTORY
REVISION #
DATE
DESCRIPTION
P1.0.0
06/22/04
First release of the 14-Channel LIU Preliminary Datasheet
P1.0.1
10/25/04
Made changes to the pin-out, pin descriptions (RCLKOUT, CMPOUT, PhDIN,
power pins swapped DVDD_PRE and DVDD_DRV, NC pins L4 and L21) and
register tables. Modfied table 3.
P1.0.2
12/08/04
Made corrections to pinout diagram.
P1.0.3
1/26/05
Various text edits. Corrected register information. Added pull-up/pull-down infor-
mation for some pins.
P1.0.4
3/4/05
Various text edits in Register Descriptions.
P1.0.5
07/20/05
Changed definition of pins D21 and K21.Added description for ATP_TIP and
ATP_RING., section 3.6.3. Updated table 3, (receive terminations).
P1.0.6
07/27/05
Corrected Device ID; Corrected Register 0x00, bit 6 description.
P1.0.7
08/15/05
Corrected Motorola Synchronous Microprocessor Mode PCLK timing.
P1.0.8
01/19/06
Corrected electrical tables. Removed 83sh314s references. Various edits and cor-
rections.
1.0.0
07/11/06
Corrected power consumption numbers. Removed reference to on chip frequency
multiplier. Release to production.
1.0.1
09/27/06
Edited QRSS/PRBS and INVQRSS definition in the register descriptions.