HCC4514B Просмотр технического описания (PDF) - STMicroelectronics

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HCC4514B

4-BIT LATCH/4-TO-16 LINE DECODER

STMicroelectronics 

LOGIC DIAGRAM AND TRUTH TABLE

HCC/HCF4514B/4515B

Strobe = 1

Data

Inputs

Inhibit

DC BA

Selected Output

HCC/HCF 4514B = Logic 1

(High)

HCC/HCF 4515B = Logic 0

(Low)

0 0000

S0

0 0001

S1

0 0010

S2

0 0011

S3

0 0100

S4

0 0101

S5

0 0110

S6

0 0111

S7

0 1000

S8

0 1001

S9

0 1010

S10

0 1011

S11

0 1100

S12

0 1101

S13

0 1110

S14

0 1111

S15

1 X X X X All Outputs = 0, HCC/HCF 4514 B

All Outputs = 1, HCC/HCF 4515 B

X = Don’t Care

1 = high

WAVEFORMS

Setup Time and Strobe Pulse Width.

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