DATA SHEET MOS INTEGRATED CIRCUIT µPD4722 RS-2.
NEC
UPD4722 - RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V
DATA SHEET MOS INTEGRATED CIRCUIT µPD4722 RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V The µPD4722 is a high-breakdown voltage silicon gate CMOS line .