74HC4538(2008) 데이터 시트보기 (PDF) - STMicroelectronics
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74HC4538 Datasheet PDF : 18 Pages
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M74HC4538
Pin connection and IEC logic symbols
Figure 2. Input and output equivalent circuit
VCC
VCC
Input
Output
GND GND
Table 3.
Truth table
Inputs
A
B
CD
H
H
X
L
H
H
X
H
L
H
X
X
L
Figure 3. System diagram
Outputs
Q
Q
L
H
L
H
L
H
Note
Output enable
Inhibit
Inhibit
Output enable
Inhibit
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