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MC74AC109(2001) View Datasheet(PDF) - ON Semiconductor

Part Name
Description
Manufacturer
MC74AC109
(Rev.:2001)
ON-Semiconductor
ON Semiconductor ON-Semiconductor
MC74AC109 Datasheet PDF : 12 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
MC74AC109, MC74ACT109
TRUTH TABLE
Inputs
Outputs
SD CD CP J
K
Q
Q
L
HXX X H
L
H
LXX X L
H
L
LXX X H
H
H
H
LLL
H
H
H
HL
Toggle
H
H
H
H
L H Q0 Q0–
HHH
L
H
H L X X Q0 Q0–
H = HIGH Voltage Level
L = LOW Voltage Level
= LOW–to–HIGH Clock Transition
X = Immaterial
Q0(Q0) = Previous Q0(Q0) before
LOW–to–HIGH Transition of Clock
Q
Q
SD
CD
J CP K
Q
Q
SD
CD
J CP K
Figure 2. Logic Symbol
SD
K
Q
CP
J
Q
CD
NOTE:
This diagram is provided only for the understanding of logic
operations and should not be used to estimate propagation delays.
Figure 3. Logic Diagram
(One Half Shown)
MAXIMUM RATINGS*
Symbol
Parameter
Value
Unit
VCC
VIN
DC Supply Voltage (Referenced to GND)
DC Input Voltage (Referenced to GND)
–0.5 to +7.0
V
–0.5 to VCC +0.5
V
VOUT
IIN
IOUT
ICC
Tstg
DC Output Voltage (Referenced to GND)
DC Input Current, per Pin
DC Output Sink/Source Current, per Pin
DC VCC or GND Current per Output Pin
Storage Temperature
–0.5 to VCC +0.5
V
±20
mA
±50
mA
±50
mA
–65 to +150
°C
*Maximum Ratings are those values beyond which damage to the device may occur. Functional operation should be restricted to the Recom-
mended Operating Conditions.
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