HCF4029BEY 查看數據表（PDF） - STMicroelectronics
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HCF4029BEY Datasheet PDF : 12 Pages
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TRUTH TABLE
CLOCK TE
PE
J
X
X
L
L
L
H
X
X
X
L
H
H
H
X
X
H
X
X: Don’t Care
LOGIC DIAGRAM
Q
Q
L
H
Q
Q
H
L
Q
Q NC
Q
Q NC
HCF4029B
TRUTH TABLE
CONTROL
INPUT
BIN/DEC
UP/DOWN
PRESET
ENABLE
CARRY IN
LOGIC LEVEL
ACTION
H
Binary Count
L
Decade Count
H
Up Count
L
Down Count
H
Jam In
L
No Jam
H
No Counter
L
Advance counter
3/12
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