Electrical characteristics

74LCX138

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Table 7. AC electrical characteristics

Symbol

Parameter

Test condition

Value

Unit

(V)

(pF)

(

Ω)

(ns)

-40 to 85 °C

Min

Max

Propagation delay

time

2.7

50

500

2.5

7.9

ns

3.0 to 3.6

1.5

6.7

Output enable

time to HIGH and

LOW level

2.7

50

500

2.5

6.4

ns

3.0 to 3.6

1.5

5.8

Output disable

time to HIGH and

LOW level

2.7

50

500

2.5

7.4

ns

3.0 to 3.6

1.5

6.5

Output to output

1.

Skew is defined as the absolute value of the difference between the actual propagation delay for any two

2.

Parameter guaranteed by design

3.0 to 3.6

50

500

2.5

1.0

ns

Table 8. Capacitive characteristics

Symbol

Parameter

Test condition

Value

Unit

(V)

Min

Typ

Max

Input capacitance

3.3

6pF

Power dissipation

1.

operating current consumption without load. (Refer to Test Circuit). Average operating current can be

3.3

42

pF