MC74AC74, MC74ACT74

http://onsemi.com

2

TRUTH TABLE (Each Half)

Inputs

Outputs

CP

D

Q

Q

L

H

X

X

H

L

H

L

X

X

L

H

L

L

X

X

H

H

H

H

H

H

L

H

H

L

L

H

H

H

L

X

NOTE: H = HIGH Voltage Level

L = LOW Voltage Level

X = Immaterial;

= LOW-to-HIGH Clock Transition

Transition of Clock

Figure 2. Logic Symbol

D

CP

Q

Q

Figure 3. Logic Diagram

NOTE: This diagram is provided only for the understanding of

logic operations and should not be used to estimate

propagation delays.

MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

DC Supply Voltage (Referenced to GND)

−0.5 to +7.0

V

DC Input Voltage (Referenced to GND)

V

DC Output Voltage (Referenced to GND)

V

DC Input Current, per Pin

±20

mA

DC Output Sink/Source Current, per Pin

±50

mA

±50

mA

Storage Temperature

−65 to +150

°C

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect

device reliability.