M74HC14TTR(2008) Просмотр технического описания (PDF) - STMicroelectronics

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производитель

M74HC14TTR
(Rev.:2008)

Hex Schmitt inverter

STMicroelectronics 

M74HC14

Electrical characteristics

Table 7.

AC electrical characteristics (CL = 50 pF, Input tr = tf = 6 ns)

Test condition

Value

Symbol

Parameter

VCC

(V)

TA = 25 °C

-40 to 85 °C

-55 to

125 °C

Unit

Min Typ Max Min Max Min Max

2.0

tTLH tTHL

Output transition

time

4.5

6.0

2.0

tPLH tPHL

Propagation delay

time

4.5

6.0

30 75

95

110

8 15

19

22 ns

7 13

16

19

42 125

155

190

14 25

31

38 ns

12 21

16

32

Table 8.

Capacitive characteristics

Test condition

Value

Symbol

Parameter

VCC

(V)

TA = 25°C

-40 to 85°C

-55 to

125°C

Unit

Min Typ Max Min Max Min Max

CIN Input capacitance

5.0

5 10

10

10 pF

CPD

Power dissipation

capacitance(1)

5.0

fIN = 10 MHz

28

pF

1. 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 operating current can be obtained by the following equation:

ICC(opr) = CPD x VCC x fIN + ICC/6(per gate).

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