74AHCT123AD View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

74AHCT123AD

Dual retriggerable monostable multivibrator with reset

Philips Electronics 

Philips Semiconductors

Dual retriggerable monostable multivibrator

with reset

Product specification

74AHC123A;

74AHCT123A

SYMBOL PARAMETER

TEST CONDITIONS

WAVEFORMS

CL

Tamb (°C)

25

−40 to +85 −40 to +125 UNIT

MIN. TYP. MAX. MIN. MAX. MIN. MAX.

VCC = 4.5 to 5.5 V; note 1

trt

retrigger time;

CEXT = 100 pF;

50 pF − 60 −

−−

−

−

ns

nA to nB

REXT = 1 kΩ; see

Figs 8, 9 and 10

CEXT = 0.01 µF;

REXT = 1 kΩ; see

Figs 8, 9 and 10

− 1.5 −

−−

−

−

µs

Notes

1. Typical values are measured at VCC = 5.0 V and Tamb = 25 °C.

2. For CEXT ≥ 10 nF the typical value of the pulse width tW (µs) = REXT (kΩ) × CEXT (nF).

2000 Mar 15

16

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