Diodes 74HCT594 Manuel d'utilisateur télécharger pdf (Page 5)

74HCT594

Document number: DS35491 Rev. 2 - 2

5 of 12

www.diodes.com

June 2013

© Diodes Incorporated

74HCT594

Electrical Characteristics (@T

A

= +25°C, unless otherwise specified.)

Symbol Parameter Test Conditions

V

CC

T

A

= +25°C

-40°C to +85°C -40°C to +125°C

Unit

Min Typ Max

Min Max Min Max

V

IH

High-level

Input Voltage



4.5 V to 5.5 V 2.0 1.6



2.0



2.0



V

V

IL

Low-level input

voltage



4.5 V to 5.5 V

 

0.8



0.8



0.8 V

V

OH

High Level

Output Voltage

I

OH

= -20μA

All outputs

4.5 V 4.4 4.5



4.4



4.4



V

Q7S output

I

OH

= -4.0mA

4.5 V

3.98

4.32



3.85



3.7



Qn Bus

Outputs

I

OH

= -6.0 mA

4.5 V

3.98

4.32



3.85



3.7

 

V

OL

Low-level

Output Voltage

I

OL

= 20μA

All outputs

4.5 V



0 0.1



0.1



0.1

V

Q7S output

I

OL

= 4.0mA

4.5 V



0.15

0.26



0.33



0.4

Qn Bus

Outputs

I

OL

= 6.0mA

4.5 V



0.16

0.26



0.33



0.4



I

I

Input Current

V

I

=GND to

5.5 V

5.5 V

 

±0.1



± 1



± 1 μA

I

CC

Supply Current

V

I

= GND or

V

CC

I

O

=0

5.5 V

 

8.0



80



160 μA

I

CC

Additional

Supply Current

Test Per

Pin

V

I

= V

cc

-2.1 V

Other

V

I

= Vcc

or GND

I

O

=0

PINS

SHCP

SHST

SHR

STR

4.5V to 5.5 V



100 240



300



300

μA

PIN

DS

4.5V to 5.5 V



75 120



150



150

C

i

Input

Capacitance

V

i

= V

CC

or GND

5.5 V



3.5 10

 

10



10 pF

Operating Characteristics

Parameter

Test

Conditions

V

CC

= 5V

Unit

TYP

C

pd

Power dissipation

capacitance

f = 1 MHz all outputs switching-no load

V

I

= GND TO V

CC

– 1.5V

51 pF

1 2 3 4 5 6 7 8 9 10 11 12

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