If you have a new account but are having problems posting or verifying your account, please email us on hello@boards.ie for help. Thanks :)

Hello all! Please ensure that you are posting a new thread or question in the appropriate forum. The Feedback forum is overwhelmed with questions that are having to be moved elsewhere. If you need help to verify your account contact hello@boards.ie

A question for the Elec. Engineers

king_of_inismac · 2003-02-12 10:43:21

Hi, I'm in the process of designing a data aquisition system, which invloves some low pass filtering. I am using the lmf100 (farnell) switch capacitor filter and am having some trouble with the setup. Can't seem to find suitable filter tables online. If anyone has any experience with the chip/switch capacitor filters in…

12-02-2003 11:43am

#1

king_of_inismac

Registered Users, Registered Users 2 Posts: 1,367 ✭✭✭

Join Date: March 2002

Posts: 1037

Hi,

I'm in the process of designing a data aquisition system, which invloves some low pass filtering. I am using the lmf100 (farnell) switch capacitor filter and am having some trouble with the setup.
Can't seem to find suitable filter tables online. If anyone has any experience with the chip/switch capacitor filters in general,please enlighten me,

regards,

king

0

Comments

#2 12-02-2003 7:01pm

Inspector Gadget

Registered Users, Registered Users 2 Posts: 1,393 ✭✭✭

Join Date: October 2001

Posts: 1357

...while I haven't looked at this stuff since I was an undergrad, a quick google suggests that this application note from National Semiconductor (they make LMF100's) might be useful.

HTH,
Gadget.

0