Abstract:This application note describes the differences between the DS21458 quad and DS26528 octal transceivers. It contains a complete breakdown of all feature differences and compares the two devices on a register-by-register basis. The application note you have requested is available in Acrobat PDF format: APPLICATION NOTE 3610: DS21458 Quad and DS26528 Octal Transceiver Software Comparison (PDF, 338kB) A free Acrobat PDF reader is available from: http://www.adobe.com/products/acrobat/readstep.html We Want Your Feedback! Automatic Updates Would you like to be automatically notified when new application notes are published in your areas of interest? Sign up for EE-Mail™. More Information   APP 3610: Sep 16, 2005 DS21455 Quad T1/E1/J1 Transceivers Full Data Sheet (PDF, 2.3MB) Free Samples DS21458 Quad T1/E1/J1 Transceivers Full Data Sheet (PDF, 2.3MB) DS2155 T1/E1/J1 Single-Chip Transceiver Full Data Sheet (PDF, 2.0MB) Free Samples DS21Q55 Quad T1/E1/J1 Transceiver Full Data Sheet (PDF, 1.4MB) DS26528 Octal T1/E1/J1 Transceiver Full Data Sheet (PDF, 1.9MB) Free Samples   Download, PDF Format (338kB)  AN3610, AN 3610, APP3610, Appnote3610, Appnote 3610