EELXT332PE.G2-871662 Cortina Systems Inc, EELXT332PE.G2-871662 Datasheet - Page 3

• Manufacturer Part Number: EELXT332PE.G2-871662
• Manufacturer: Cortina Systems Inc

Specifications of EELXT332PE.G2-871662

• Operating Supply Voltage (typ): 5V
• Screening Level: Industrial
• Mounting: Surface Mount
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Lead Free Status / RoHS Status: Compliant

LXT332
Datasheet
249075, Revision 2.0
26 June 2007
Contents
1.0
2.0
3.0
4.0
5.0
6.0
Cortina Systems
Block Diagram ............................................................................................................................... 6
Overview......................................................................................................................................... 7
2.1
2.2
Pin Assignments and Signal Descriptions.................................................................................. 9
Functional Description................................................................................................................ 17
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
Application Information .............................................................................................................. 31
5.1
5.2
5.3
5.4
5.5
Test Specifications ...................................................................................................................... 36
Standard LXT332 Features .................................................................................................. 7
2.1.1
2.1.2
2.1.3
2.1.4
2.1.5
Additional Host-Mode Features ............................................................................................ 7
2.2.1
2.2.2
2.2.3
2.2.4
Receiver.............................................................................................................................. 17
Transmitter.......................................................................................................................... 18
4.2.1
4.2.2
Driver Failure Monitor ......................................................................................................... 19
Jitter Attenuation ................................................................................................................. 20
Built-In Self Test ................................................................................................................. 20
Operating Modes ................................................................................................................ 20
Host Mode Control .............................................................................................................. 20
4.7.1
4.7.2
4.7.3
Hardware Mode Control...................................................................................................... 25
Diagnostic Mode Operation ................................................................................................ 25
4.9.1
4.9.2
4.9.3
4.9.4
4.9.5
Initialization/Reset Operation ..............................................................................................29
Power Requirements ..........................................................................................................31
Transformers ...................................................................................................................... 31
Line Protection .................................................................................................................... 31
1.544 Mbps T1 Applications ............................................................................................... 31
2.048 Mbps E1/CEPT Interface Applications...................................................................... 34
5.5.1
5.5.2
®
LXT332 Dual T1/E1 Line Interface Unit with Crystal-less Jitter Attenuation
Tri-state Outputs ...................................................................................................... 7
Bipolar or Unipolar Data I/O..................................................................................... 7
B8ZS or HDB3 Zero Suppression............................................................................ 7
Selectable Jitter Attenuation .................................................................................... 7
Dual Loopback ......................................................................................................... 7
High Frequency Clocks............................................................................................ 7
Bipolar Violation Insertion ........................................................................................ 7
Built-In Self Test (QRSS) ......................................................................................... 8
AIS Detection ........................................................................................................... 8
Bipolar Violation Insertions .................................................................................... 18
Pulse Shape .......................................................................................................... 19
Serial Input Word ................................................................................................... 21
Serial Output Word ................................................................................................ 21
Interrupt Handling .................................................................................................. 25
Transmit All Ones (See
Local Loopback (See
Remote Loopback (See
Dual Loopback (See
QRSS Built-In Self Test - Host Mode..................................................................... 29
E1 Coaxial Applications ......................................................................................... 34
E1 Twisted-Pair Applications ................................................................................. 34
Figure
Figure 9
Figure
Figure
12) ............................................................................. 28
and
8) .......................................................................... 25
11) ........................................................................ 27
Figure
10) ...................................................... 26
Contents
Page 3