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5.1 74LCX373MTC-X(IC512,IC513)
• Pin layout
SECTION 5
Description of major ICs
• Pin function
Symbol
D0~D7
LE
OE
Q0~Q7
• Truth table
LE
X
H
H
L
H = HIGH Voltage level
L = LOW Voltage level
Z = High impedance
X = Immaterial
Q0 = Previous Q0 before HIGH to LOW transition of latch en-
able
Description
Data inputs
Latch enable input
Output enable input
3-State latch outputs
INPUTS
OUTPUTS
Dn
OE
H
X
L
L
L
H
L
X
XV-NA7SL
Qn
Z
L
H
Q0
27
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