MAX216CWN
Low-Power AppleTalk Interface Transceiver
MAX218
1.8V to 4.25V-Powered, True RS-232 Dual Transce..
MAX218C/D
1.8V to 4.25V-Powered, True RS-232 Dual Transce..
MAX218CAP
1.8V to 4.25V-Powered, True RS-232 Dual Transce..
MAX218CPP
1.8V to 4.25V-Powered, True RS-232 Dual Transce..