Datasheet

74HC_HCT154_6 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 06 — 12 February 2007 3 of 21
NXP Semiconductors
74HC154; 74HCT154
4-to-16 line decoder/demultiplexer
Fig 2. Logic symbol Fig 3. IEC logic symbol
001aab069
A3
Y15
20
17
Y14 16
Y1 2
Y0 1
A221
A122
A023
18
19
E0
E1
001aab070
22
21
3
0
15
DX
20
00
G
23
2
3
4
1
2
3
1
54
65
76
87
98
109
1110
1311
1412
1513
1614
1715
18
&
EN
19
22
21
8
X/Y
20
1
2
4
023
2
3
4
1
2
3
1
54
65
76
87
98
109
1110
1311
1412
1513
1614
1715
18
&
EN
19
Fig 4. Logic diagram
001aab072
Y0 Y1 Y2 Y3
A0E0
E1 A1 A2 A3
Y4 Y5 Y6 Y7 Y8 Y9 Y10 Y11 Y12 Y13 Y14 Y15