74VHC27

2/10

Figure 2: Input Equivalent Circuit

Table 2: Pin Description

Table 3: Truth Table

X : Don‘t Care

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, 3, 9

1A to 3A

Data Inputs

2, 4, 10

1B to 3B

Data Inputs

13, 5, 11

1C to 3C

Data Inputs

12, 6, 8

1Y to 3Y

Data Outputs

7

GND

Ground (0V)

14

Positive Supply Voltage

ABCY

LLL

H

HX

X

L

XHX

L

XX

HL

Symbol

Parameter

Value

Unit

Supply Voltage

-0.5 to +7.0

V

DC Input Voltage

-0.5 to +7.0

V

DC Output Voltage

V

DC Input Diode Current

- 20

mA

DC Output Diode Current

± 20

mA

DC Output Current

± 25

mA

± 50

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

0 to 5.5

V

Output Voltage

V

Operating Temperature

-55 to 125

°C

dt/dv

0 to 100

0 to 20

ns/V