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CD74HCT574-EP Datasheet, PDF (2/14 Pages) Texas Instruments – HIGH-SPEED CMOS LOGIC OCTAL D-TYPE FLIP-FLOP 3-STATE,POSITIVE-EDGE TRIGGERED
CD74HCT574ĆEP
HIGHĆSPEED CMOS LOGIC OCTAL DĆTYPE FLIPĆFLOP
3ĆSTATE, POSITIVEĆEDGE TRIGGERED
SCLS571 − FEBRUARY 2004
FUNCTION TABLE
INPUTS
OE
CP
D
OUTPUT
Q
L
↑
H
H
L
↑
L
L
L
L
X
Q0
H
X
X
Z
NOTE: H = High voltage level (steady state)
L = Low voltage level (steady state)
X = Don’t care
↑ = Transition from low to high level
Q0 = Level before the indicated
steady-state conditions were
established
Z = High-impedance state
logic diagram (positive logic)
D0
D1
D2
D3
D4
D5
D6
D7
D
CP Q
D
CP Q
D
CP Q
D
CP Q
D
CP Q
D
CP Q
D
CP Q
D
CP Q
CP
OE
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
2
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