HIN232 (Intersil), SP232 (SIPEX) are clones. They work as well as the original MAX232, sometimes even better.
Try www.alldatasheet.com if you need additional info on your item.
quick question. i found a [url=http://cgi.ebay.com/HIN232CP-same-as-MAX232-MAX-232-Free-Shipping_W0QQitemZ230000714600QQihZ013QQcategoryZ71585QQssPageNameZWD1VQQrdZ1QQcmdZViewItem]hin232 on ebay that ...
i'm anticipating a new ebay purchase which i'll receive tomorrow (thinkpad 770e) to probably have a supervisor password and no cmos battery. i guess i should have looked further into the si ...