how to perform a power down design in a cmos circuite?

[zhangjun]

Facing a problem about power down in my D/A ic design,I have no idea about it.
Thanks for any help

 

[Luhan Monat]

Facing a problem about power down in my D/A ic design,I have no idea about it.
Thanks for any help

Ok, sure, now what is the problem?

 

[zhangjun]

Ok, sure, now what is the problem?

To be an new comer of analog ic design , can you talk about the
principle of the power down mode of a circuite which can reach a sleep
state consuming only 1uA? That's to say that I must switch off the
current source?

 

[zhangjun]

To be an new comer of analog ic design , can you talk about the
principle of the power down mode of a circuite which can reach a sleep
state consuming only 1uA? That's to say that I must switch off the
current source?

I meant I am a new comer,ha