simulating the response of MF10

[Getwonder]

Hello

I want to simulate MF10 response in my circuit, but unfortunately it is not available in the directory. kindly help me how could i do this. Also the spice model of mf10 in not available on its manufacturer site.

http://www.national.com/mpf/MF/MF10.html#Overview

waiting for reply. 

[Getwonder]

Hi,
Kindly reply to it, i am stucked in simulating a filter IC of National Semiconductor but its SPICE model has not been made. Kindly help me to achieve it.
Thanks