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74ACT574 数据表(PDF) 2 Page - Silicon Supplies

部件名 74ACT574
功能描述  Advanced CMOS TTL Input
PDF  6 Pages
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制造商  SS [Silicon Supplies]
网页  https://siliconsupplies.com/
标志 SS - Silicon Supplies

74ACT574 数据表(HTML) 2 Page - Silicon Supplies

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Advanced CMOS TTL Input – 74ACT574
Rev 1.0
19/3/2021
1450µm (57.08 mils)
0,0
Logic Diagram
COORDINATES (mm)
PAD
FUNCTION
X
Y
1
OE
0.735
0.100
2
1D
1.050
0.100
3
2D
1.23
0.280
4
3D
1.23
0.470
5
4D
1.23
0.660
6
5D
1.23
0.860
7
6D
1.23
1.050
8
7D
1.23
1.250
9
8D
1.050
1.430
10
GND
0.810
1.430
10
GND
0.660
1.430
11
CLK
0.370
1.430
12
8Q
0.140
1.430
13
7Q
0.100
1.220
14
6Q
0.100
1.040
15
5Q
0.100
0.860
16
4Q
0.100
0.680
17
3Q
0.100
0.500
18
2Q
0.100
0.320
19
1Q
0.140
0.100
20
VCC
0.320
0.100
20
VCC
0.470
0.100
CONNECT CHIP BACK TO VCC OR FLOAT
INPUTS
OUTPUT
OE
CLK
D
Q
L
L
L
H
↑
↑
L,H ↓
X
H
L
X
X
H
L
No Change
Z
H = High level (steady state)
L = Low level (steady state)
Z = High Impedance
X = Don’t care
Truth Table
Pad 10 = GND, Pad 20 = VCC
1
2
3
4
5
6
7
8
9
10
10
11
12
13
14
15
16
17
18
19
20
20
Pad Layout and Functions



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