DS21458

Quad T1/E1/J1 Transceivers

Industry's First 4-Port Transceivers to Switch Among All T1, E1, and J1 Standards without External Component Changes

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Product Lifecycle Obsolete

The models in this product family are no longer available.

Replacement Parts

To find replacement products for this part:

Rochester Electronics and Arrow Supply Assurance have partnered with Analog Devices to source products that have been previously discontinued or have become obsolete.

Documentation & Resources

Data Sheets

DS21455-DS21458: Quad T1/E1/J1 Transceivers Data Sheet (Rev. 7)
5/16/2007

PDF

1M

Reliability Data

DS21458 Reliability Data
1/12/2023

PDF

17K

Application Notes

DS2155 and DS26521 Software Comparison
12/23/2005
DS21458 Quad and DS26528 Octal Transceiver Software Comparison
9/16/2005
DS2155 and DS26401 Software Comparison
6/6/2003
DS2155 Monitor Mode Design
3/13/2003
T1/E1 Network Interface Design
11/27/2001

Design Notes

DS33R41 Multichip-Module BSDL Testing
6/21/2007
T1/E1 Loopback Operation for Maxim T1/E1/J1 Transceivers
11/4/2004
DS2155 To DS21458 Migration
10/14/2004
Elastic Store Operation
6/28/2004
Interfacing to the Fractional T1 and E1
5/4/2001

Technical Articles

Switching Frame Mode In Live T1 Systems\r\n
9/16/2003
DS31256 and T1/E1 Interface
11/21/2002
T1/E1 and T3/E3 Transformer Selection Guide
10/15/2001

Tools & Simulations

BSDL Model Files

TXT

21.10K

ADSP-DS21458 BSDL Model

IBIS Models

IBS

167.99K

DS21458 IBIS Model

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal.