74LVQ280MTR(2004) 데이터 시트보기 (PDF) - STMicroelectronics

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74LVQ280MTR
(Rev.:2004)

9 BIT PARITY GENERATOR

STMicroelectronics 

74LVQ280

Figure 2: Input And Output Equivalent Circuit

Table 2: Pin Description

PIN N°

5

6

8, 9, 10, 11,

12, 13, 1, 2,

4

3

7

14

SYMBOL

ΣEVEN

ΣODD

A to I

NAME AND FUNCTION

Even Parity Output

Odd Parity Output

Data Inputs

NC

GND

VCC

No Connection

Ground (0V)

Positive Supply Voltage

Table 3: Truth Table

NUMBER OF INPUTS A - I THAT ARE HIGH

Figure 3: Logic Diagram

0, 2, 4, 6, 8

1, 3, 5, 7, 9

OUTPUTS

ΣEVEN

H

L

ΣODD

L

H

2/11

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