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Maxim > Solutions > Telecom Switches (PBX and Central Office)

Clock Rate Adapters

DATA SHEETS
Display Title / Parts Key Advantages
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 Octal T1/E1/J1 Transceiver
DS26528

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 Quad T1/E1/J1 Transceiver
DS26524

Low-Power, Low-Cost SCT Pin and Software Compatible with the Octal DS26528 and Makes Migration to Higher Ports Easy, Available in Lead-Free Packages
QV  PDF Octal T1/E1/J1 Framer
DS26401

QV  PDF 3.3V E1/T1/J1 Quad Line Interface
DS21448

3.3V E1/T1/J1 Quad Line Interface Unit for Short-Haul and Long-Haul Applications
QV  PDF High-Performance Demo Kit Motherboard
DK2000

QV  PDF Low-Cost Demo Kit Motherboard
DK101

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

QV  PDF 3.3V/5V Clock Rate Adapter
DS21600, DS21602, DS21604

QV  PDF Quad E1 Transceiver
DS21Q50

E1 Quad Transceiver Contains All the Functions Necessary for Connecting to Four E1 Lines
QV  PDF 3.3V/5V Clock Rate Adapter
DS21610, DS21610QN, DS21610SN

Telecom Clock Adapters for T1 and E1 Rate Conversion



Key Specifications:   Clock Generators
Part Number Nominal Input Reference (Crystal or CLK) (kHz) Input Reference Range (MHz) Output Frequencies (MHz) Output Type Number of Outputs Number of PLLs VCXO ± ppm Spread Spectrum Output Jitter (ps) Output Skew (ps) Supply Voltage (V) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX9476  8 0.008 35.328 LVCMOS 6 1 100 No 4 (RMS)
83 (p-p)
185 3.0 to 3.6 TSSOP/24 52 -40 to +85
See All Clock Generators (19)

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 Smallest Available Package (max w/pins) (mm2)
DS26528  E1
T1/E1/J1
T1/J1
Single Chip Transceiver
8 1.544 to 2.048 & 6.144
1.544 to 4.096 & 8.192
Yes 3.3 Yes CSBGA/256 289
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/64 149
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/64 149
DK2000  ATM
E1
J2
STS-1
T1/E1/J1
T1/J1
T3/E3
 -   -   -  Yes 3.3
5
 -  See Data Sheet  - 
DS21448  T1/E1/J1
LIU
4  -  Yes 3.3 Yes LQFP/128
TEBGAQ/144
289
DS21610  E1
T1/J1
Clock Rate Adapter
1  -  Yes 3.3
5
 -  PLCC/28
SOIC/16
80
DS21Q55  T1/E1/J1
Single Chip Transceiver
4  -  Yes 3.3 Yes BGA/256 289
DS21600  E1
T1/J1
Clock Rate Adapter
1 1.544 to 2.048 & 6.144
2.048 to 1.544 & 6.176
Yes 3.3
5
 -  PDIP/8
SOIC/16
80
DS21602  E1
T1/J1
Clock Rate Adapter
1 1.544 to 2.048 & 8.192
2.048 to 1.544 & 6.176
Yes 3.3
5
 -  PDIP/8
SOIC/16
80
DS21604  E1
T1/J1
Clock Rate Adapter
1 1.544 to 4.096 & 8.192
4.096 to 1.544 & 6.176
Yes 3.3
5
 -  PDIP/8
SOIC/16
80
DS21Q50  E1
Single Chip Transceiver
4  -  Yes 3.3  -  LQFP/100 262
DS26401  T1/E1/J1
Framer
8  -  Yes 3.3 Yes CSBGA/256 289
See All T/E Carrier & Packetized Products (97)





         



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