SC11020CV RS232 Modem datasheet

I just can't find a datasheet for this chip. I found it in this little oddity: **broken link removed**
**broken link removed**
It's an RS232 modem, most likely 2400 baud, with a battery compartment for a 9V battery.

That device is so old, the last time it was built, Lincoln was short

I also tried to search for ya, I think this is one of those cases where you will find the search to be futile But you never know, someone may just be holding that data sheet. Suppose it is worth a try...