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???
04/10/08 20:48
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 		 #153130 - I guess you are led astary or confused
Responding to: ???'s previous message
It is rated for 2.7V to 5.5V in a PLCC52 package. The Vref does not seem to work properly. It supplies Vcc or thereabouts.


It seems that all Arghmel 5131s wih a 'L' in the name are as below max 3.6V


Ordering Information
Note: 1. Optional Packing and Package options (please consult Atmel sales representative):
-Tape and Reel
-Dry Pack
-Known good dice
Table 129. Possible Order Entries
Part Number Memory Size (Kbytes) Supply Voltage Temperature Range Package Packing
AT89C5131A-RDTIL 32 3.0 to 3.6V Industrial VQFP64 Tray
AT89C5131A-S3SIL 32 3.0 to 3.6V Industrial PLCC52 Stick
AT89C5131A-TISIL 32 3.0 to 3.6V Industrial SO28 Stick
AT89C5131A-RDTUL 32 3.0 to 3.6V Industrial & Green VQFP64 Tray
AT89C5131A-S3SUL 32 3.0 to 3.6V Industrial & Green PLCC52 Stick
AT89C5131A-TISUL 32 3.0 to 3.6V Industrial & Green

List of 27 messages in thread
TopicAuthorDate
usb driver to use at89c5131            01/01/70 00:00      
   AT89C5131 recognised by FLIP            01/01/70 00:00      
      No recognized yet. "Help please"            01/01/70 00:00      
         No programmer needed.            01/01/70 00:00      
            I just remember            01/01/70 00:00      
            hardware contition            01/01/70 00:00      
               USB device driver            01/01/70 00:00      
            schematic            01/01/70 00:00      
               Email schematic            01/01/70 00:00      
         Did you apply 5V to a 3.3V part?            01/01/70 00:00      
            AT89C5131A-S3SUM-ND is 2.7V - 5.5V            01/01/70 00:00      
               AT89C5131A-UM            01/01/70 00:00      
   Device Manager            01/01/70 00:00      
      Use driver that comes with your FLIP 3.3.1            01/01/70 00:00      
         USB Driver            01/01/70 00:00      
            Try again.            01/01/70 00:00      
               It is finished!            01/01/70 00:00      
                  Pleased that everything works OK now.            01/01/70 00:00      
                     Extended Range            01/01/70 00:00      
                        My AT89C5131-IL does not do correct Vref            01/01/70 00:00      
                           I guess you are led astary or confused            01/01/70 00:00      
                              Thanks Eric. That explains it.            01/01/70 00:00      
   AT89C51RC2 Bootloader process            01/01/70 00:00      
      Just check the box in FLIP            01/01/70 00:00      
         I have already done it            01/01/70 00:00      
            That is what it is supposed to do. Flip manual            01/01/70 00:00      
               Ok            01/01/70 00:00      

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