HCF4028BM1 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

HCF4028BM1

BCD TO DECIMAL DECODER

STMicroelectronics 

HCF4028B

FIGURE 1 : CODE CONVERSION CIRCUIT

FIGURE 2 : CODE CONVERSION CHART

INPUTS

INPUT CODES

DECIMAL

OUTPUT NUMBER

DCBA

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

LLLL00

0 0HL L L L L L L L L L L L L L L

L L LH1 1

1 1 LHL L L L L L L L L L L L L L

L LHL 2 3

0 2 2 L LHL L L L L L L L L L L L L

L LHH3 2 0 3 3

L L LHL L L L LL L L L L LL

LHL L 4 7 1 4 4

L L L LHL L L LL L L L L LL

LHLH5 6 2

3 L L L L LHL L L L L L L L L L

L HH L 6 4 3 1

4 L L L L L LHL L L L L L L L L

L HHH 7 5 4 2

L L L L L L LHL L L L L L L L

H L L L 8 15 5

L L L LL L L LHL L L L L LL

H L L H 9 14 6

5 L L L LL L L L LHL L L L LL

H L H L 10 12 7 9

6 L L L L L L L L L LHL L L L L

H L H H 11 13 8

5

L L L L L L L L L L LHL L L L

H H L L 12 8 9 5 6

L L L L L L L L L L L LHL L L

H H L H 13 9

6 7 7 L L L L L L L L L L L L LHL L

H H H L 14 11

88 8 L L L LL L L L LL L L L LHL

H H H H 15 10

79 9 L L L LL L L L LL L L L L LH

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