The only driver I know of for this device is for LV 6.1 and up.
http://www.tek.com/site/sw/detail/1,1059,977,00.html
-OR-
http://search.ni.com/query.html?lk=1&rq=1&nh=500&rf=3&qm=0&ql=&pw=595&qp=%2BContentType%3AInstrumentDriver+%2BIDNetManufacturer%3A%22Tektronix%22+%2BProductType%3A%22LabVIEW%22&qt=&layout=IDNet
2006 Ultimate LabVIEW G-eek.