74HC_HCT154_15 Datasheet, PDF (5/21 Pages) NXP Semiconductors – 4-to-16 line decoder/demultiplexer

NXP Semiconductors
74HC154; 74HCT154
4-to-16 line decoder/demultiplexer
Table 2.
Symbol
Y13
Y14
Y15
E0
E1
A3
A2
A1
A0
V_CC
Pin description …continued
Pin
Description
15
data output (active LOW)
16
data output (active LOW)
17
data output (active LOW)
18
enable input (active LOW)
19
enable input (active LOW)
20
address input
21
address input
22
address input
23
address input
24
supply voltage
6. Functional description
Table 3. Function table^[1]
Input
Output
E0 E1 A0 A1 A2 A3 Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 Y10 Y11 Y12 Y13 Y14 Y15
HHXXXXHHHHHH H H H H H H H H H H
HL XXXXHHHHHH H H H H H H H H H H
L HXXXXHHHHHH H H H H H H H H H H
L L L L L L L HHHHH H H H H H H H H H H
HL L L HL HHHH H H H H H H H H H H
L HL L HHL HHH H H H H H H H H H H
HHL L HHHL HH H H H H H H H H H H
L L HL HHHHL H H H H H H H H H H H
HL HL HHHHHL H H H H H H H H H H
L HHL HHHHHH L H H H H H H H H H
HHHL HHHHHH H L H H H H H H H H
L L L HHHHHHH H H L H H H H H H H
HL L HHHHHHH H H H L H H H H H H
L HL HHHHHHH H H H H L H H H H H
HHL HHHHHHH H H H H H L H H H H
L L HHHHHHHH H H H H H H L H H H
HL HHHHHHHH H H H H H H H L H H
L HHHHHHHHH H H H H H H H H L H
HHHHHHHHHH H H H H H H H H H L
[1] H = HIGH voltage level
L = LOW voltage level
X = don’t care.
74HC_HCT154_6
Product data sheet
Rev. 06 — 12 February 2007
© NXP B.V. 2007. All rights reserved.
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