5.2 Pin description

Table 2. Pin description

Symbol

Pin

Description

1A to 4A

1, 4, 9, 12

data input

1B to 4B

2, 5, 10,13

data input

1Y to 4Y

3, 6, 8, 11

data output

GND

7

ground (0 V)

14

supply voltage

6 Functional description

Table 3. Function table [1]

Input

Output

nA

nB

nY

L

L

L

L

H

L

H

L

L

H

H

H

[1]

H = HIGH voltage level;

L = LOW voltage level;

X = don’t care.

7 Limiting values

Table 4. Limiting values

In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).

Symbol Parameter

Conditions

Min

Max

Unit

supply voltage

-0.5

+7

V

input clamping current

[1]

-

±20

mA

output clamping current

[1]

-

±20

mA

output current

-

±25

mA

supply current

-

50

mA

ground current

-50

-

mA

storage temperature

-65

+150

°C

total power dissipation

[2]

-

500

mW

[1]

The input and output voltage ratings may be exceeded if the input and output current ratings are observed.

[2]

74HC08; 74HCT08

Rev :

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01.06.2015

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