| Part Number | UPD4721 |
| Manufacturer | NEC |
| Title | RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V |
| Description | 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 C... |
| Features |
• 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 out... |
| Datasheet |
 UPD4721 Datasheet
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