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Maxim > Solutions > Network Hubs, Switches, and Routers

T1/E1/J1 Line Interface Units (LIU)

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Quad Ethernet Mapper
DS33Z44

QV  PDF Low-Jitter, 8kHz Reference Clock Synthesizer Outputs 35.328MHz
MAX9476

Clock Generator is Optimized for xDSL CO Line Cards and Telecom Systems Requiring Low-Jitter Clock Outputs
QV  PDF T1/E1/J1 BITS Element
DS26503

QV  PDF T1/E1/J1/64KCC BITS Element
DS26502

Industry's Only 64kHz Composite-Clock Transceivers
QV  PDF Low-Cost Demo Kit Motherboard
DK101

QV  PDF 3.3V T1/J1 Line Interface Unit
DS21349

QV  PDF Quad T1/E1/J1 Transceiver
DS21Q55, DS21Q55N

QV  PDF 5V E1/T1/J1 Line Interface
DS2148, DS21Q48

QV  PDF 3.3V E1/T1/J1 Line Interface
DS21348, DS21Q348




Key Specifications:   Clock Generators
Part Number Applications fIN (min) (MHz) fIN (max) (MHz) fOUT (min) (MHz) fOUT (max) (MHz) Fixed or Continuous Frequency Output Levels Number of Outputs Number of PLLs Spread Spectrum Output Jitter (RMS) Supply Voltage (V) Package
MAX9476 
T1/E1
T3/E3
xDSL
0.008 0.008 35.328 35.328 Fixed LVCMOS 6 1 No 4 3.3 TSSOP/24
See All Clock Generators (23)

Key Specifications:   T/E Carrier & Packetized Products
Part Number Transmission Standard Functions Number of Channels Input to Output Clocks (MHz) 5V-Tolerant I/O Supply Voltage (V) EV-Kit Package
DS33Z44  Ethernet/Serial TDM
Ethernet Mapper
4  -   -  3.3 Yes CSBGA/256
DS26502  64kHz Composite Clock
E1
T1/E1/J1
T1/J1
BITS Element
1 1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
Yes 3.3 Yes LQFP/64
DS26503  E1
T1/E1/J1
T1/J1
BITS Element
1 1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
6.312 & 2.048
Yes 3.3 Yes LQFP/64
DS21349  T1/J1
LIU
1  -  Yes 3.3 Yes PLCC/28
DS21348  T1/E1/J1
LIU
1  -   -  3.3 Yes CSBGA/49
TQFP/44
DS2148  T1/E1/J1
LIU
1  -  Yes 5 Yes CSBGA/49
TQFP/44
DS21Q348  T1/E1/J1
LIU
4  -   -  3.3  -  BGA/144
DS21Q48  T1/E1/J1
LIU
4  -  Yes 5  -  BGA/144
DS21Q55  T1/E1/J1
Single Chip Transceiver
4  -  Yes 3.3 Yes See Data Sheet
See All T/E Carrier & Packetized Products (96)




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