CD54HC354 Datasheet, PDF (4/15 Pages) Texas Instruments – 8-Line to 1-Line Data Selector/Multiplexer/Register With 3-State Outputs

Logic Diagram
CD54HC354, CD74HC354, CD74HCT354
1 OF 8 LATCHES
8 (7, 6, 5, 4, 3, 2, 1) ^E
D0
P
N
E
E
9
E
20
V_CC
10
GND
LE
14
S0
P
N
LE
LE
13
P
S1
N
LE
LE
12
S2
P
N
LE
15
OE1
16
OE2
17
OE3
E
P
N
E
P
N
V_CC
P
18
Y
N
GND
E
TO 7 OTHER
LATCHES
V_CC
SEL0
OTHER 7
LATCH OUTPUTS
CONNECT HERE
P
19
Y
N
GND
TO OTHER 7 LATCHES
SEL0 SEL1 SEL2 SEL3 SEL4 SEL5 SEL6 SEL7
LE
P
N
LE
SL0
SL0
LE
P
N
LE
SL1
SL1
LE
P
N
LE
SL2
SL2
11
LE
LE
LE
FIGURE 1. HC/HCT354 LOGIC DIAGRAM
4