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74ACT240 数据表(PDF) 2 Page - Silicon Supplies

部件名 74ACT240
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

74ACT240 数据表(HTML) 2 Page - Silicon Supplies

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Advanced CMOS TTL Input – 74ACT240
Rev 1.1
30/11/21
Pad Layout and Functions
Truth Table
Logic Diagram
INPUTS
OUTPUTS
1OE
2OE
1A, 2A
1Y, 2Y
L
L
H
L
H
X
H
L
Z
H = High level (steady state)
L = Low level (steady state)
X = Don’t care, Z = High impedance
1750µm (68.90 mils)
0,0
1
2
3
4
5
6
7
8
9
10
10
11
12
13
14
15
16
17
18
19
20
20
DIE ID
COORDINATES (mm)
PAD
FUNCTION
X
Y
1
1OE
0.100
0.630
2
1A1
0.100
0.290
3
2Y4
0.150
0.100
4
1A2
0.410
0.100
5
2Y3
0.680
0.100
6
1A3
0.950
0.100
7
2Y2
1.180
0.100
8
1A4
1.500
0.100
9
2Y1
1.520
0.330
10
GND
1.520
0.600
10
GND
1.520
0.770
11
2A1
1.520
0.990
12
1Y4
1.520
1.270
13
2A2
1.500
1.460
14
1Y3
1.180
1.460
15
2A3
0.950
1.460
16
1Y2
0.680
1.460
17
2A4
0.410
1.460
18
1Y1
0.150
1.460
19
2OE
0.100
1.270
20
VCC
0.100
1.000
20
VCC
0.100
0.830
CONNECT CHIP BACK TO VCC OR FLOAT
Dual pad 20 = VCC
Dual pad 10 = GND



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