HCS154MS
Functional Diagram
TABLE 1. TRUTH TABLE
INPUTS
E1
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
H
E2
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
H
A3
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
X
X
X
A2
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
X
X
X
A1
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
X
X
X
A0
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
X
X
X
Y0
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Y1
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Y2
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Y3
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Y4
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Y5
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
Y6
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
OUTPUTS
Y7
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
Y8
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
Y9
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
Y10 Y11 Y12 Y13 Y14 Y15
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
NOTE: H = High Level, L = Low Level, X = Immaterial
2
FN2479.3
January 6, 2011