M74HC08 Ver la hoja de datos (PDF) - STMicroelectronics

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componentes Descripción

Fabricante

M74HC08

QUAD 2-INPUT AND GATE

STMicroelectronics 

M54/M74HC08

AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, Input tr = tf = 6 ns)

Symbol

Parameter

Test Conditions

VCC

(V)

TA = 25 oC

54HC and 74HC

Value

-40 to 85 oC -55 to 125 oC Unit

74HC

54HC

Min. Typ. Max. Min. Max. Min. Max.

tTLH Output Transition 2.0

tTHL Time

4.5

30 75

8

15

95

110

19

22

ns

6.0

7

13

16

19

tPLH Propagation

2.0

tPHL Delay Time

4.5

24 75

8

15

95

110

19

22

ns

6.0

7

13

16

19

CIN Input Capacitance

5

10

10

10 pF

CPD (*) Power Dissipation

19

Capacitance

pF

(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.

(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD •VCC •fIN + ICC/4 (per Gate)

SWITCHING CHARACTERISTICS TEST CIRCUIT

TEST CIRCUIT ICC (Opr.)

INPUT WAVEFORM IS THE SAME AS THAT IN CASE OF SWITCHING CHARACTERISTICS TEST.

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