UPD4722GS Просмотр технического описания (PDF) - NEC => Renesas Technology

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производитель

UPD4722GS

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

NEC => Renesas Technology 

µPD4722

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)

Propagation Delay Time

(STBY = L)

Propagation Delay Time

(STBY = L)

Input Resistor

Input Pin Open Voltage

Input Threshold (STBY = H)

Input Threshold

(STBY = L, EN = H)

Standby Output Transfer Time

Standby Output Transfer Time

Power-On Reset Release Time

Symbol

Conditions

MIN. TYP. MAX.

VOL1

VOH1

VOL2

VOH2

tPHL

tPLH

tPHL

tPLH

tPHA

tPAH

IOUT = 4 mA, STBY = H

IOUT = –4 mA, STBY = H

IOUT = 4 mA, STBY = L

IOUT = –4 mA, STBY = L

RIN → ROUT, CL = 150 pF

VCC = +3.0 V,Note 13

RIN → ROUT, CL = 150 pF

VCC = +3.0 V,Note 14

EN → ROUT, CL = 150 pF

VCC = +3.0 V,Note 15

0.4

VCC – 0.4

0.5

VCC – 0.5

0.2

0.1

100 300

RI

3

5.5

7

VIO

0.5

VIH VCC = +3.0 to +5.5 V

1.7

2.3

2.7

VIL VCC = +3.0 to +5.5 V

0.7

1.1

1.7

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

1.2

1.8

VIH

VCC = +3.0 to +5.5 V, RIN3, RIN4

2.7

1.5

VIL

VCC = +3.0 to +5.5 V, RIN3, RIN4

tDAH

Note 16

VCHA = H (3 V mode)Note 16

tDHA

VCHA = L (5 V mode)Note 16

VCHA = H (3 V mode)Note 17

tPRA

VCHA = L (5 V mode)Note 18

1.5

0.7

0.2

3

0.6

3

0.3

1

1

3

0.5

1

Unit

V

V

V

V

µs

µs

ns

kΩ

V

V

V

V

V

V

µs

ms

ms

ms

ms

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

9

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