Difference between revisions of "Digital Potentiometers"

From OpenCircuits
Jump to navigation Jump to search
m (Reverted edit of 219.120.221.134, changed back to last version by Jasonbrewer)
Line 1: Line 1:
[http://students.hsc.unt.edu/housing/item.cfm?type=2869 cheap lorazepam] [http://students.hsc.unt.edu/housing/item.cfm?type=2889 vigrx online] [http://students.hsc.unt.edu/housing/item.cfm?type=2897 nokia ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30294 prozac online] [http://library.cshl.edu/wp/vb/member.php?u=1344 xanax online] [http://users.wpi.edu/~dance/blahdocs/uploads/phentermine_3757.htm phentermine] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=236 free tracfone ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a29 buy tramadol] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=120 qwest ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/clonazepam_3384.htm clonazepam online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30258 vicodin online] [http://students.hsc.unt.edu/housing/item.cfm?type=2858 viagra online] [http://library.cshl.edu/wp/vb/member.php?u=1383 free sagem ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a33 cheap prozac] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30346 free music ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a19 mp3 ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2857 ativan online] [http://library.cshl.edu/wp/vb/member.php?u=1355 but clonazepam] [http://wc1.worldcrossing.com/WebX/.1de609f1 lortab online] [http://wc1.worldcrossing.com/WebX/.1de609f8 nokia ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30335 nextel ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/valium_6454.htm valium online] [http://students.hsc.unt.edu/housing/item.cfm?type=2874 ultracet online] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3710 cheap clomid] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3773 free kyocera ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1354 cheap alprazolam] [http://library.cshl.edu/wp/vb/member.php?u=1374 qwest ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/soma_5561.htm cheap soma] [http://students.hsc.unt.edu/housing/item.cfm?type=2888 lortab online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30237 valium online] [http://wc1.worldcrossing.com/WebX/.1de60a0c wellbutrin online] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/cingularringtones_7013.htm cingular ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3772 free midi ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a14 free jazz ringtones] [http://wc1.worldcrossing.com/WebX/.1de609ff real ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=125 free sharp ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=235 tenuate online] [http://wc1.worldcrossing.com/WebX/.1de609ee but hydrocodone] [http://students.hsc.unt.edu/housing/item.cfm?type=2899 free tracfone ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=196 free motorola ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3711 lisinopril online] [http://students.hsc.unt.edu/housing/item.cfm?type=2890 online zanaflex] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=204 cheap ortho] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=184 hoodia] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=128 sony ericsson ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=181 free ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2864 clonazepam online] [http://students.hsc.unt.edu/housing/item.cfm?type=2892 cheap rivotril] [http://library.cshl.edu/wp/vb/member.php?u=1370 tracfone ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/fioricet_2815.htm </LINK> <LINK=http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=195>mono ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=188 cheap levitra] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/tracfoneringtones_5328.htm tracfone ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3713 tenuate online] [http://students.hsc.unt.edu/housing/item.cfm?type=2850 order phentermine] [http://wc1.worldcrossing.com/WebX/.1de60a11 buy diethylpropion] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30364 free ericsson ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3746 ambien online] [http://wc1.worldcrossing.com/WebX/.1de609fb ortho online] [http://wc1.worldcrossing.com/WebX/.1de60a12 ericsson ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2884 celexa online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30331 free ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30230 tramadol online] [http://students.hsc.unt.edu/housing/item.cfm?type=2859 cheap meridia] [http://students.hsc.unt.edu/housing/item.cfm?type=2870 xenical online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30307 cheap zoloft] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/hydrocodone_3335.htm hydrocodone online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=174 cheap cyclobenzaprine] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3719 nokia ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1351 adipex online] [http://students.hsc.unt.edu/housing/item.cfm?type=2909 verizon ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=208 phentermine online] [http://students.hsc.unt.edu/housing/item.cfm?type=2915 mono ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30353 free mono ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a0e celexa online] [http://students.hsc.unt.edu/housing/item.cfm?type=2883 lipitor online] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/alltelringtones_474.htm free alltel ringtones] [http://wc1.worldcrossing.com/WebX/.1de609dd alltel ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/clonazepam_4321.htm cheap clonazepam] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=144 xanax online] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=148 zyban online] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=119 free punk ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2871 cheap wellbutrin] [http://students.hsc.unt.edu/housing/item.cfm?type=2866 cheap levitra] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30298 lisinopril online] [http://library.cshl.edu/wp/vb/member.php?u=1352 norco online] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=124 samsung ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1353 vicodin] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=135 ultracet online] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3700 norco online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30308 lipitor online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30315 buy lortab] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30310 tenuate online] [http://users.wpi.edu/~dance/blahdocs/uploads/nextelringtones_5134.htm free nextel ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/lorazepam_17.htm lorazepam online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=199 music ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=112 but ortho] [http://library.cshl.edu/wp/vb/member.php?u=1361 cheap xenical] [http://students.hsc.unt.edu/housing/item.cfm?type=2855 diazepam online] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=68 adipex online] [http://users.wpi.edu/~dance/blahdocs/uploads/samsungringtones_3147.htm free samsung ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/carisoprodol_7292.htm cheap carisoprodol] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30297 cheap albuterol] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=162 free alltel ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3702 buy paxil] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3758 rivotril online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30263 cheap levitra] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=142 wellbutrin] [http://library.cshl.edu/wp/vb/member.php?u=1357 cheap levitra] [http://wc1.worldcrossing.com/WebX/.1de609ea free ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30314 pharmacy online online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30240 carisoprodol online] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/tramadol_3245.htm tramadol online] [http://wc1.worldcrossing.com/WebX/.1de609e6 buy cyclobenzaprine] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=103 free mono ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30248 ativan online] [http://library.cshl.edu/wp/vb/member.php?u=1385 sony ericsson ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a22 but phentermine] [http://students.hsc.unt.edu/housing/item.cfm?type=2901 mp3 ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3769 free sony ericsson ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=127 soma online] [http://library.cshl.edu/wp/vb/member.php?u=1349 order viagra] [http://wc1.worldcrossing.com/WebX/.1de60a2c ultram] [http://wc1.worldcrossing.com/WebX/.1de60a10 cheap didrex] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=111 norco online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=224 sagem ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30345 free sprint ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=76 cialis online] [http://wc1.worldcrossing.com/WebX/.1de60a05 free sprint ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=234 sprint ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1381 free polyphonic ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2873 cheap nexium] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=92 cheap hydrocodone] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=226 tramadol online] [http://students.hsc.unt.edu/housing/item.cfm?type=2925 mtv ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a34 sony ericsson ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2921 free wwe ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=109 free nextel ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/funnyringtones_5351.htm funny ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3735 mtv ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=227 order ultracet] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=231 order rivotril] [http://wc1.worldcrossing.com/WebX/.1de60a1f cheap lisinopril] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/xanax_4637.htm cheap xanax] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30359 wwe ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3751 sildenafil online] [http://users.wpi.edu/~dance/blahdocs/uploads/ambien_6489.htm ambien online] [http://students.hsc.unt.edu/housing/item.cfm?type=2847 buy tramadol] [http://library.cshl.edu/wp/vb/member.php?u=1345 ultram online] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/ativan_9901.htm cheap ativan] [http://users.wpi.edu/~dance/blahdocs/uploads/lorazepam_3885.htm lorazepam online] [http://users.wpi.edu/~dance/blahdocs/uploads/alprazolam_3561.htm alprazolam online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=186 jazz ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30259 alprazolam online] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/phentermine_8208.htm cheap phentermine] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=191 lorazepam online] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=138 free verizon ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2912 sagem ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/carisoprodol_1193.htm cheap carisoprodol] [http://students.hsc.unt.edu/housing/item.cfm?type=2911 free cingular ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/realringtones_3783.htm real ringtones] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=96 cheap levitra] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3749 cheap ultracet] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30349 cingular ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3737 but phentermine] [http://wc1.worldcrossing.com/WebX/.1de60a0b vigrx online] [http://wc1.worldcrossing.com/WebX/.1de60a28 cheap soma] [http://library.cshl.edu/wp/vb/member.php?u=1371 funny ringtones] [http://students.hsc.unt.edu/housing/item.cfm?type=2868 cheap ambien] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=126 cheap sildenafil] [http://www.ees.ufl.edu/alumni/forums.asp?ForumId=5&TopicId=129 free sony ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3762 free funny ringtones] [http://users.wpi.edu/~dance/blahdocs/uploads/paxil_2293.htm buy paxil] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3755 cheap ortho] [http://library.cshl.edu/wp/vb/member.php?u=1360 order lorazepam] [http://users.wpi.edu/~dance/blahdocs/uploads/freeringtones_1986.htm free free ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1348 cheap ativan] [http://wc1.worldcrossing.com/WebX/.1de60a24 cheap propecia] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30336 qwest ringtones] [http://www.colorado.edu/studentgroups/backcountryclub/blahdocs/uploads/paxil_4058.htm paxil online] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=5&tid=3706 wellbutrin online] [http://library.cshl.edu/wp/vb/member.php?u=1367 cheap didrex] [http://library.cshl.edu/wp/vb/member.php?u=1364 nexium online] [http://library.cshl.edu/wp/vb/member.php?u=1342 phentermine online] [http://library.cshl.edu/wp/vb/member.php?u=1376 free motorola ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a25 samsung ringtones] [http://wc1.worldcrossing.com/WebX/.1de60a2d valium online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30277 buy cyclobenzaprine] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30243 ultram online] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30327 zyban online] [http://students.hsc.unt.edu/housing/item.cfm?type=2916 alltel ringtones] [http://library.cshl.edu/wp/vb/member.php?u=1339 tramadol online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=212 propecia online] [http://students.hsc.unt.edu/housing/item.cfm?type=2910 polyphonic ringtones] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=177 diethylpropion online] [http://itcweb.ecsu.edu/portal/forums.asp?ForumId=13&TopicId=175 cheap diazepam] [http://library.cshl.edu/wp/vb/member.php?u=1380 verizon ringtones] [http://www.e.kth.se/cgi-bin/esekt/discussion?command=read&discussionid=4&id=30296 clomid online] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3767 free polyphonic ringtones] [http://www.ovu.edu/community/toast.asp?sub=show&action=posts&fid=15&tid=3763 free nextel ringtones] The digital Potentiometers made by analog devices (AD5204) has 255 positions can be adjusted by the microcomputer that can receive commands from the computer. This is a great way for analog circuitry to have digital control. This is a chip with 4 digitally controlled POTs and the pots can be daisy chained to have multiple chips controled by a single SPI interface.
+
The digital Potentiometers made by analog devices (AD5204) has 255 positions can be adjusted by the microcomputer that can receive commands from the computer. This is a great way for analog circuitry to have digital control. This is a chip with 4 digitally controlled POTs and the pots can be daisy chained to have multiple chips controled by a single SPI interface.
  
 
Digikey Part Number: AD5204BN10-ND
 
Digikey Part Number: AD5204BN10-ND
Line 12: Line 12:
 
Availability:
 
Availability:
 
* Free samples: http://www.analog.com/en/prod/0,,761_797_AD5204,00.html#price
 
* Free samples: http://www.analog.com/en/prod/0,,761_797_AD5204,00.html#price
* Digikey: http://www.digikey.com/scripts/DkSearch/dksus.dll?Detail?Ref=1480
+
* Digikey: http://www.digikey.com/scripts/DkSearch/dksus.dll?Detail?Ref=1480&Row=284443&Site=US (10k version - $5.02)
 +
 
 +
Eagle footprint data:
 +
[[Image:AD5204a.png]]
 +
 
 +
[[Media:AD5204.zip|Eagle library (footprint, schematic symbol)]]
 +
 
 +
[[Category:Components]]

Revision as of 10:50, 19 July 2007

The digital Potentiometers made by analog devices (AD5204) has 255 positions can be adjusted by the microcomputer that can receive commands from the computer. This is a great way for analog circuitry to have digital control. This is a chip with 4 digitally controlled POTs and the pots can be daisy chained to have multiple chips controled by a single SPI interface.

Digikey Part Number: AD5204BN10-ND


AD5204 - 4-Channel, 256-Position Digital Potentiometer

http://www.analog.com/images/Product_Descriptions/40826AD5204_S.jpg

Datasheet: http://www.analog.com/UploadedFiles/Data_Sheets/140808745AD5204_6_0.pdf

Availability:

Eagle footprint data: AD5204a.png

Eagle library (footprint, schematic symbol)