3 ms·
Which chips are those? Most of those solutions I had seen were not actually a single output stage but rather each band had dedicated pins that went out to dedic
by xt00 9y ago
Which chips are those? Most of those solutions I had seen were not actually a single output stage but rather each band had dedicated pins that went out to dedicated PA's in many cases. So wifi/BT has its own antenna and front end etc.. same for the other bands..
- userbinator 9y agoStart on page 34 of this: http://www.datasheetspdf.com/datasheet/download.php?id=739995 http://www.datasheetspdf.com/datasheet/download.php?id=73999... The combo chip itself probably has multiple SDRs internally so that e.g. you can use GPS and WiFi/BT simultaneously, but they can be connected externally to the same antenna through a diplexer.