MC74AC138N Просмотр технического описания (PDF) - Motorola => Freescale

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MC74AC138N

1-of-8 Decoder/Demultiplexer

Motorola => Freescale 

MC74AC138 MC74ACT138

AC CHARACTERISTICS (For Figures and Waveforms — See Section 3)

74ACT

74ACT

Symbol

Parameter

VCC*

(V)

TA = +25°C

CL = 50 pF

TA = –40°C

to +85°C

Unit

CL = 50 pF

Fig.

No.

Min Typ Max Min Max

tPLH

Propagation Delay

An to On

tPHL

Propagation Delay

An to On

tPLH

Propagation Delay

E1 or E2 to On

tPHL

Propagation Delay

E1 or E2 to On

tPLH

Propagation Delay

E3 to On

tPHL

Propagation Delay

E3 to On

Voltage Range 5.0 V is 5.0 V ± 0.5 V

5.0 1.5

7.0 10.5 1.5 11.5

ns

3-6

5.0 1.5 6.5 10.5 1.5 11.5

ns

3-6

5.0 2.5 8.0 11.5 2.0 12.5

ns

3-6

5.0 2.0 7.5 11.5 2.0 12.5

ns

3-6

5.0 2.5 8.0 12.0 2.0 13.0

ns

3-6

5.0 2.0 6.5 10.5 1.5 11.5

ns

3-6

CAPACITANCE

Symbol

Parameter

CIN

CPD

Input Capacitance

Power Dissipation Capacitance

Value

Typ

Unit

4.5

pF

60

pF

Test Conditions

VCC = 5.0 V

VCC = 5.0 V

FACT DATA

5-6

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