UPD4723GS-GJG-E1 データシートの表示（PDF） - NEC => Renesas Technology

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UPD4723GS-GJG-E1

RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V

NEC => Renesas Technology 

µPD4723

Note 10. Measuring point

VCC

STBY

0V

VDO+

DOUT

VDO–

0.6 V

tDAZ

2.4 V

tDZA

+5 V High-impedance

–5 V

+5 V

–5 V

Driver outputs are indefinite during transition time (tDZA).

Note 11. Measuring point

3.3 V

VCC

3.0 V

0V

VDO+

DOUT

VDO–

tPRA

High-impedance

+5 V

–5 V

Driver outputs are indefinite during transition time (tPRA).

Note 12. Measuring point

5V

VCC

4.5 V

0V

VDO+

DOUT

VDO–

tPRA

High-impedance

+5 V

–5 V

Driver outputs are indefinite during transition time (tPRA).

9

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