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Smart Card Reader ICs -

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AT83C24 Rev 3 to AT83C24 Rev 4 Migration (4 pages, updated 09/04)
The AT83C24 Revision 4 is not software compatible with AT83C24 Rev 3. This document explains how to migrate from AT83C24 Rev3 to AT83C24 Rev4.
 
AT83C26 DC/DCA and DC/DCB Guidelines (9 pages, revision A, updated 12/05)
This application note describes the operation of the DC/DCA and DCDCB converters. It explains how to select the DC/DC coil and the filtering capacitor. The layout constraints are also described.
Preventing Windows XP from Displaying 'Unknown Device' at Startup (52 pages, revision A, updated 01/05)
 
Replacement of TDA8004 or TDA8004AT or TDA8024 by AT83C24 (10 pages, updated 09/04)
The AT83C24 is a Smart Card Interface IC that can replace the TDA8004 or TDA8004AT or TDA80024 IC’s.
 
T8xC5121 DC/DC Guidelines (8 pages, updated 4/03)
This application note explains the operation of the DC/DC converter and how select the DC/DC coil and the filtering capacitor.
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Application Example and Algorithms
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Implementing the USB Enumeration Process on the AT8xC5131/32/22 and AT8xC51SND1 (14 pages, updated 10/03)
This application note describes a way to implement the enumeration process on AT8xC5131/32/22 and AT8xC51SND1 products.
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Design Considerations
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External Components for the Oscillator Circuit (6 pages, revision A, updated 01/07)
The aim of this application note is to provide the designer with some information and recommendations to enable him to design a fully operating oscillator circuit.
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General Purpose
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How to perform a deactivation sequence on AT83C26 (4 pages, revision C, updated 9/05)
This application note describes the best way to generate a clean deactivation sequence, controlled by a host system.
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