MC74HC244 ONSEMI [ON Semiconductor], MC74HC244 Datasheet - Page 3

MC74HC244

Manufacturer Part Number

MC74HC244

Description

Octal 3-State Noninverting Buffer/Line Driver/Line Receiver

Manufacturer

ONSEMI [ON Semiconductor]

Datasheet

1.MC74HC244.pdf (8 pages)

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NOTE: Information on typical parametric values and high frequency or heavy load considerations can be found in Chapter 2 of the ON

NOTE: For propagation delays with loads other than 50 pF, and information on typical parametric values, see Chapter 2 of the ON

* Used to determine the no–load dynamic power consumption: P D = C PD V CC 2 f + I CC V CC . For load considerations, see Chapter 2 of the

DC ELECTRICAL CHARACTERISTICS

AC ELECTRICAL CHARACTERISTICS

ON Semiconductor High–Speed CMOS Data Book (DL129/D).

Symbol

t PLH ,

t TLH ,

t PLZ ,

t PHZ

t PZL ,

t PZH

I CC

t PHL

t THL

C out

C PD

I OZ

C in

I in

Semiconductor High–Speed CMOS Data Book (DL129/D).

Î Î Î Î Î Î Î Î Î

Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î Î

Maximum Input Leakage

Current

Maximum Three–State

Leakage Current

Maximum Quiescent Supply

Current (per Package)

Power Dissipation Capacitance (Per Buffer)*

Maximum Propagation Delay, A to YA or B to YB

Maximum Propagation Delay, Output Enable to YA or YB

Maximum Output Transition Time, Any Output

Maximum Input Capacitance

Maximum Three–State Output Capacitance (Output in

High–Impedance State)

(Figures 1 and 3)

(Figures 2 and 4)

(Figures 1 and 3)

Parameter

Î Î Î Î Î Î Î Î Î

(Voltages Referenced to GND)

(C L = 50 pF, Input t r = t f = 6 ns)

V in = V CC or GND

Output in High–Impedance State

V in = V IL or V IH

V out = V CC or GND

V in = V CC or GND

I out = 0 A

Test Conditions

http://onsemi.com

MC74HC244A

Î Î Î Î

V CC

6.0

2.0

3.0

4.5

6.0

2.0

3.0

4.5

6.0

2.0

3.0

4.5

6.0

2.0

3.0

4.5

6.0

—

Î Î Î Î

Î Î Î Î Î Î Î Î Î

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Î Î Î Î Î Î Î Î Î

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– 55 to

25 _ C

Typical @ 25 C, V CC = 5.0 V

110

4.0

0.1

0.5

Guaranteed Limit

Î Î Î

140

115

85 _ C

1.0

5.0

Î Î Î Î

125 _ C

160

135

165

125 _ C

1.0

Î Î Î

Unit

MC74HC244 ONSEMI [ON Semiconductor], MC74HC244 Datasheet - Page 3

MC74HC244

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