AT83C5123 - Smart Card Reader ICs

Atmel (now Microchip Technology)

Datasheet Details

Part number	AT83C5123
Manufacturer	Atmel (now Microchip Technology)
File Size	423.85 KB
Description	Smart Card Reader ICs
Datasheet	AT83C5123 Datasheet

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Other Datasheets by Atmel (now Microchip Technology)

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AT83C5123	(AT8xx512x) Smart Card Reader ICs
AT83C5121	8-bit Microcontroller
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text

Addendum to Datasheet This document is an addendum for the Smart Card Interface block concerning the “Initialization Procedure” section of the AT8xC5122/3 datasheet, available on the Atmel web site. Table 1. DCCKPS.7 (S:BFh) : MODE bit management CVCC DC/DC Output voltage LI pin With Inductor MODE bit Start After VCARDOK = 1 No inductor Notes: Start 5V 0 0 1 3V 1/0 1 1 1 (1) Smart Card Reader ICs AT83C5122 AT83EC5122 AT85C5122 AT85EC5122 AT89C5122 AT83C5123 AT83EC5123 1.8V 1 / 0(1) 1 1 1 After VCARDOK = 1 1 1. 1 is recommended and 0 is allowed. Figure 1. MODE bit start procedure MODE = 1 VCARD[1:0]= 5V ? Inductor ? MODE = 0 Refe r to scib_ hw_ dcdcstart fu nctio n in scib _lib.c & config.h from scib_hid_usb_2_2_4.zip package. Rev.