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UPD4721 Datasheet, NEC

UPD4721 v equivalent, rs-232 line driver/receiver at 3.3 v/5 v.

UPD4721 Avg. rating / M : 1.0 rating-15

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UPD4721 Datasheet

Features and benefits


* 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 .

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