HCF4555B_01 データシートの表示（PDF） - STMicroelectronics

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HCF4555B_01

DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXER OUTPUT HIGH ON SELECT

STMicroelectronics 

HCF4555B

1 OF 16 DECODER USING HCF4555B AND HCF4556B

TRUTH TABLE

INPUTS

Q OUTPUTS

E D C B A 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

000001000000000000000

000010100000000000000

000100010000000000000

000110001000000000000

001000000100000000000

001010000010000000000

001100000001000000000

001110000000100000000

010000000000010000000

010010000000001000000

010100000000000100000

010110000000000010000

011000000000000001000

011010000000000000100

011100000000000000010

011110000000000000001

1XXXX 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

TEST CIRCUIT

CL = 50pF or equivalent (includes jig and probe capacitance)

RL = 200KΩ

RT = ZOUT of pulse generator (typically 50Ω)

6/10

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