74HCT154(2004) View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

74HCT154
(Rev.:2004)

4-to-16 line decoder/demultiplexer

Philips Electronics 

Philips Semiconductors

4-to-16 line decoder/demultiplexer

Product specification

74HC154; 74HCT154

handbook, full pagewidth

PULSE

VI

GENERATOR

VCC

VO

D.U.T.

RT

S1

1000 Ω

VCC

open

GND

CL

MNA245

TEST

tPLH/tPHL

tPLZ/tPZL

tPHZ/tPZH

S1

open

VCC

GND

APPLICATION DATA

Definitions for test circuit:

CL = Load capacitance including jig and probe capacitance.

RT = Termination resistance should be equal to the output impedance Zo of the pulse generator.

Fig.9 Load circuitry for switching times.

A0

A1

A2

A3

strobe E0

E1

Y0

Y1

Y14

Y15

001aab075

A0

A1

A2

A3

data

input E0

E1

Y0

Y1

Y14

Y15

001aab076

Fig.10 1-of-16 decoder; LOW level output

selected.

2004 Oct 12

Fig.11 1-of-16 demultiplexer; logic level on

selected outputs follow the logic level on the

data input.

15

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