UPD4721 datasheet(9/16 Pages) NEC

9 / 16 page

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

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

Low-Level Output Voltage

VOL1

IOUT = 4 mA, STBY = H

0.4

High-Level Output Voltage

VOH1

IOUT = –4 mA, STBY = H

VCC – 0.4

Low-Level Output Voltage

VOL2

IOUT = 4 mA, STBY = L

0.5

High-Level Output Voltage

VOH2

IOUT = –4 mA, STBY = L

VCC – 0.5

Propagation Delay Time

tPHL

RIN

→ ROUT, CL = 150 pF

(STBY = H)

tPLH

VCC = +3.0 V, Note 13

Input Resistor

5.5

Ω

Input Pin Open Voltage

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

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

0.5

1.2

1.8

Standby Output Transfer Time

tDAH

Note 15

0.2

µs

VCHA = H (3 V mode) Note 15

0.6

VCHA = L (5 V mode) Note 15

0.3

VCHA = H (3 V mode) Note 16

VCHA = L (5 V mode) Note 17

0.5

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

°C.

0.2

µs

Input Threshold (STBY = H)

Standby Output Transfer Time

tDHA

Power-On Reset Release Time

tPRA

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