UPD4721GS-GJG データシートの表示（PDF） - NEC => Renesas Technology

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UPD4721GS-GJG

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

NEC => Renesas Technology 

µPD4721

ELECTRICAL SPECIFICATIONS (RECEIVER)

(Unless otherwise specified, VCC = 3.0 to 5.5 V, TA = –40 to +85 °C, C1 to C5 = 1 µF)

Parameter

Low-Level Output Voltage

High-Level Output Voltage

Low-Level Output Voltage

High-Level Output Voltage

Propagation Delay Time

(STBY = H)

Input Resistor

Input Pin Open Voltage

Input Threshold (STBY = H)

Standby Output Transfer Time

Standby Output Transfer Time

Power-On Reset Release Time

Symbol

Conditions

MIN. TYP.

VOL1 IOUT = 4 mA, STBY = H

VOH1 IOUT = –4 mA, STBY = H

VCC – 0.4

VOL2 IOUT = 4 mA, STBY = L

VOH2 IOUT = –4 mA, STBY = L

VCC – 0.5

tPHL

RIN → ROUT, CL = 150 pF

tPLH

VCC = +3.0 V, Note 13

0.2

RI

3

5.5

VIO

VIH VCC = +3.0 to +5.5 V

1.7

2.3

VIL VCC = +3.0 to +5.5 V

0.7

1.1

VH VCC = +3.0 to +5.5 V (Hysteresis width) 0.5

1.2

tDAH

Note 15

0.2

VCHA = H (3 V mode) Note 15

0.6

tDHA

VCHA = L (5 V mode) Note 15

0.3

VCHA = H (3 V mode) Note 16

1

tPRA

VCHA = L (5 V mode) Note 17

0.5

MAX.

0.4

0.5

7

0.5

2.7

1.7

1.8

3

3

1

3

1

* The TYP. values are for reference at TA = 25 °C.

Unit

V

V

V

V

µs

kΩ

V

V

V

V

µs

ms

ms

ms

ms

9

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