CDB61581
Universal Line Interface Unit
Features
s
Socketed CS61581 Universal Line Interface
s
All Required Components for CS61581 Evaluation
s
LED Status Indications for Alarm Conditions and
Operating Status
s
Support for Hardware and Host Modes
Description
The evaluation board includes a socketed CS61581 line
interface device and all support components necessary
for evaluation. The board is powered by an external
+5 Volt supply.
The board may be configured for 100
Ω
twisted-pair T1,
75
Ω
coax E1, or 120
Ω
twisted-pair E1 short and long
haul operations. Binding posts and bantam jacks are
provided for the line interface connections. Several
BNC connectors provide clock and data I/O at the sys-
tem interface. Reference timing may be derived from a
quartz crystal or an external reference clock. Four LED
indicators monitor device alarm conditions and operat-
ing status.
ORDERING INFO:
CDB61581
5V+
0V
TCLK
TPOS
TNEG
RCLK
RPOS
RNEG
TTIP
TRING
RTIP
CS61581
RRING
MCLK
Hardware Control
and Mode Circuit
LED Status
Indicators
Serial Interface
Control Circuit
XTALOUT
XTALIN
+5V
4.7 k
Ω
XTL (optional)
Preliminary Product Information
P.O. Box 17847, Austin, Texas 78760
(512) 445 7222 FAX: (512) 445 7581
http://www.cirrus.com
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
Copyright
©
Cirrus Logic, Inc. 1999
(All Rights Reserved)
OCT ‘99
DS211DB2
1
CIRRUS [ CIRRUS LOGIC ]
