M74HC4017 查看數據表（PDF） - STMicroelectronics
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M74HC4017 Datasheet PDF : 12 Pages
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M74HC4017
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
CLOCK
X
L
X
H
H
X : Don’t Care
Qn : No Change
LOGIC DIAGRAM
CLOCK ENABLE
X
X
H
L
L
PIN DESCRIPTION
PIN No
3, 2, 4, 7, 10,
1, 5, 6, 9, 11
12
13
14
15
8
16
SYMBOL NAME AND FUNCTION
Q0 to Q9
COUT
CKEN
CLOCK
CLEAR
GND
Vcc
Decoded Outputs
Carry Output
(Active LOW)
Clock Enable Input
(Active LOW)
Clock Input (LOW to
HIGH, Edge Triggered)
Master Reset Inputs
(Active HIGH)
Ground (0V)
Positive Supply Voltage
CLEAR
H
L
L
L
L
L
L
DECODED OUTPUT(H)
QO
Qn
Qn
Qn + 1
Qn
Qn
Qn + 1
This logic diagram has not be used to estimate propagation delays
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