* Conforms to EIA/TIA-232-E (former name, RS-232C) standards
* Selectable +3.3 V/+5 V single power supply (selected by VCHA pin)
* By setting the standby pin to a low level (standby mode), circuit current can be reduced. At such times, the driver output is in a high-impedance
UPD4721
NEC
123.61 KB
Rs-232 line driver/receiver at 3.3 v/5 v.
DATA SHEET
MOS INTEGRATED CIRCUIT
µP D 4 7 2 1
RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V
The µPD4721 is a high-breakdown voltage silicon gate CMOS .
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