74LCX540

2/12

Figure 2: Input And Output Equivalent Circuit

Table 2: Pin Description

Table 3: Truth Table

X : Don’t Care

Z : High Impedance

Table 4: Absolute Maximum Ratings

Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these conditions is

not implied

PIN N°

SYMBOL

NAME AND FUNCTION

1, 19

G1, G2

Output Enable Inputs

2, 3, 4, 5, 6,

7, 8, 9

A1 to A8

Data Inputs

18, 17, 16,

15, 14, 13,

12, 11

Y1 to Y8

Data Outputs

10

GND

Ground (0V)

20

Positive Supply Voltage

INPUT

OUTPUT

G1

G2

An

Yn

H

XXZ

XHX

Z

LL

H

L

LLL

H

Symbol

Parameter

Value

Unit

Supply Voltage

-0.5 to +7.0

V

DC Input Voltage

-0.5 to +7.0

V

DC Output Voltage (OFF State)

-0.5 to +7.0

V

DC Output Voltage (High or Low State) (note 1)

V

DC Input Diode Current

- 50

mA

DC Output Diode Current (note 2)

- 50

mA

DC Output Current

± 50

mA

DC Supply Current per Supply Pin

± 100

mA

DC Ground Current per Supply Pin

± 100

mA

Storage Temperature

-65 to +150

°C

Lead Temperature (10 sec)

300

°C