CD4028 查看數據表（PDF） - Fairchild Semiconductor

零件编号

产品描述 (功能)

比赛名单

CD4028

BCD-to-Decimal Decoder

Fairchild Semiconductor 

Truth Table

DCBA0 1 2 3 4 5 6 7 8 9

00001000000000

00010100000000

00100010000000

00110001000000

01000000100000

01010000010000

01100000001000

1 = HIGH Level 0 1 1 1 0 0 0 0 0 0 0 1 0 0

0 = LOW Level 1 0 0 0 0 0 0 0 0 0 0 0 1 0

10010000000001

10100000000010

10110000000001

11000000000010

11010000000001

11100000000010

11110000000001

Logic Diagram

BCD States

Extraordinary States

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