tc74act574 TOSHIBA Semiconductor CORPORATION, tc74act574 Datasheet - Page 2

• Manufacturer Part Number: tc74act574
• Description: Octal D-type Flip-flop With 3-state Output
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Pin Assignment
Truth Table
System Diagram
CK
OE
X: Don’t care
Z: High impedance
Q
OE
11
n
H
1
L
L
L
: No change
GND 10
OE
D0
D1
D2
D3
D4
D5
D6
D7
Inputs
CK
X
2
D0
1
2
3
4
5
6
7
8
9
D
D
X
X
H
L
CK
19
Q
(top view)
Q0
3
D1
Output
Q
Q
H
Z
L
D
n
CK
18
Q
Q1
4
D2
20
19
18
17
16
15
14
13
12
11
D
CK
V
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
CK
CC
Q
17
Q2
5
D3
D
CK
2
16
Q
Q3
6
IEC Logic Symbol
D4
OE
CK
D0
D1
D2
D3
D4
D5
D6
D7
D
CK
(11)
15
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Q
Q4
7
D5
EN
C1
1D
D
CK
14
Q
TC74ACT574P/F/FT
Q5
8
D6
D
CK
13
Q
(19)
(18)
(17)
(16)
(15)
(14)
(13)
(12)
Q6
9
D7
2007-10-01
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
D
CK
12
Q
Q7