There are two types of NL668 Package,One is the old version,for CN-00,CN-01,CN-02,EAU-00,EU-00,EU-01,AM-00,757S-00 and 757S-01;

The other is a new version,the pin is consistent with the competing product,for CN-03,CN-04,CN-80,CN-90,CN-10,EU-03,JP series and LA series