DS26303LN-75+ Maxim Integrated Products, DS26303LN-75+ Datasheet - Page 36

• Manufacturer Part Number: DS26303LN-75+
• Description: IC LIU E1/T1/J1 3.3V 144-ELQFP
• Manufacturer: Maxim Integrated Products
• Type: Line Interface Units (LIUs)r

Specifications of DS26303LN-75+

• Number Of Drivers/receivers: 8/8
• Protocol: T1/E1/J1
• Voltage - Supply: 3.135 V ~ 3.465 V
• Mounting Type: Surface Mount
• Package / Case: 144-LQFP Exposed Pad, 144-eLQFP, 144-HLQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 7 to 0: Output-Enable Bar Channel n (OEBn). When this bit is set the transmitter output for LIUn is placed in
high impedance. Note that when the OE pin is low, it overrides the setting of this register.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 7 to 0: Alarm Indication Signal Channel n (AISn). This bit is set when AIS is detected for LIUn. The criteria
for AIS selection is detailed in Section 6.4.4: AIS. The selection of the AIS criteria is done by settings in LASCS.
OEB8
AIS8
7
0
7
0
OEB7
AIS7
6
0
6
0
OEB
Output-Enable Bar Register
12h
AIS
Alarm Indication Signal Status Register
13h
OEB6
AIS6
5
0
5
0
DS26303: 3.3V, T1/E1/J1, Short-Haul, Octal Line Interface Unit
OEB5
36 of 101
AIS5
4
0
4
0
OEB4
AIS4
3
0
3
0
OEB3
AIS3
2
0
2
0
OEB2
AIS2
1
0
1
0
OEB1
AIS1
0
0
0
0