M54HC4049 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

View to exact match

M54HC4049

HC4050 HEX BUFFER/CONVERTER HC4049 HEX BUFFER/CONVERTER (INVERTER)

STMicroelectronics 

M54/M74HC4049/4050

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

Symbol

Parameter

Test Conditions

VCC CL

(V) (pF)

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 50

25 60

75

90

7

12

15

18

ns

6.0

6

10

13

15

tPLH Propagation

tPHL Delay Time

2.0

4.5 50

30 75

9

15

95

115

19

23

ns

6.0

8

13

16

20

2.0

4.5 150

45 100

125

150

14 20

25

30

ns

6.0

12 17

21

26

CIN

CPD (*)

Input Capacitance

Power Dissipation

Capacitance

5

10

10

10 pF

26

pF

CPD isdefined 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 (per Gate)

SWITCHING CHARACTERISTICS TEST WAVEFORM

HC4049

HC4050

5/11

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