74VHC245

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Figure 2: Input 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

Table 5: Recommended Operating Conditions

PIN N°

SYMBOL

NAME AND FUNCTION

1

DIR

Directional Control

2, 3, 4, 5, 6,

7, 8, 9

A1 to A8

Data Inputs/Outputs

18, 17, 16,

15, 14, 13,

12, 11

B1 to B8

Data Inputs/Outputs

19

G

Output Enable Input

10

GND

Ground (0V)

20

Positive Supply Voltage

INPUTS

FUNCTION

OUTPUT

G

DIR

A BUS

B BUS

L

L

OUTPUT

INPUT

A = B

L

H

INPUT

OUTPUT

B = A

H

X

ZZZ

Symbol

Parameter

Value

Unit

Supply Voltage

-0.5 to +7.0

V

DC Input Voltage (DIR, G)

-0.5 to +7.0

V

Bus I/O Voltage

V

DC Output Voltage

V

DC Input Diode Current

- 20

mA

DC Output Diode Current

± 20

mA

DC Output Current

± 25

mA

± 75

mA

Storage Temperature

-65 to +150

°C

Lead Temperature (10 sec)

300

°C

Symbol

Parameter

Value

Unit

Supply Voltage

2 to 5.5

V

Input Voltage (DIR, G)

0 to 5.5

V

Bus I/O Voltage

V

Output Voltage

V

Operating Temperature

-55 to 125

°C

dt/dv

0 to 100

0 to 20

ns/V