DAC AD5732

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Bonjour,

Y-a-t-il un utilisateur de ce DAC AD5732RBR ?

Merci,
Richard

Re: DAC AD5732
Le Sat, 19 Oct 2019 14:28:59 +0200,

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    Bonjour,

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    Quelle est la question ?

    JKB

--  


=> http://grincheux.de-charybde-en-scylla.fr
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Re: DAC AD5732



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60m) qui communique en ethernet vers une centrale d'acquisition  

 dans un  

A 10Hz.

?e).
Sur table, la carte fonctionne depuis des mois soties en l'air, branch?
?e  

s DAC qui se  





Re: DAC AD5732
Le Mon, 21 Oct 2019 12:37:01 +0200,

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    JKB

--  


=> http://grincheux.de-charybde-en-scylla.fr
=> http://loubardes.de-charybde-en-scylla.fr

Re: DAC AD5732


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e dans un

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rois DAC qui se

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el :)

+/-10V->centrale acquisition 1MOhm


https://www.cjoint.com/c/IJyhuqLiKUT


Merci,
Richard


Re: DAC AD5732


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Bonjour

Comme cela semble fonctionner en labo mais pas sur site, qu'y a-t-il de  







Claude

Re: DAC AD5732





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?e dans un

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 trois DAC qui se

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unnel :)

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Je pense le temps. L'ensemble est sous tension depuis un moment avant  

cation et de  

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le Ethernet  


Le DAC a une protection contre l'emballement thermique et les courts  
circuits en sortie.

ais  




Re: DAC AD5732

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Une boucle de masse avec du 50 HZ. ???

Mesurez le 50 Hz sur les masses et autres blindages...



Comme on le vit tous les jours en sonorisation BF avec des micros qui  



des dizaines de mm2 !!!!










difficile




Claude


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Bonjour,

En quoi ? car tu n'explique en rien la nature de tes soucis.

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par ex. avec des *alims super propres* car les ampli haute vitesse ont  
un PSRR faible.




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Re: DAC AD5732



:
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?e dans un

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 trois DAC qui se

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unnel :)
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deux  

omme  
250 mA en 24V quand en temps normal c'est 50 mA.

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a  

s je  

..

 une AD8131  
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 30  

es  

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rmations  

oir peur  

et  



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Bonjour




Claude

Re: DAC AD5732

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POWER-UP SEQUENCE) de la datasheet (sic) *it is important to
power the DV CC pin before applying any voltage to the AV DD
and AV SS pins; otherwise, the G1 and G2 transmission gates are at
an undefined state*

si c'est un "overheat" ou un "over current" ?
3- est ce que les sorties oscillent (4nF de charge max sur les sorties) ?


Bonne chance

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Re: DAC AD5732





 :

lims (Cf.  
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Oui

pour savoir  
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Overheat
 ?
Non

? ...  
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24  

ur  
la carte EVAL-AD5754R.pdf du constructeur le dessin sous le boitier est  

V. Ya+K


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Merci pour le feed back.






Bonne suite

Claude


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