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TC74ACT240F 查看數據表(PDF) - Toshiba

零件编号
产品描述 (功能)
比赛名单
TC74ACT240F
Toshiba
Toshiba Toshiba
TC74ACT240F Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
Pin Assignment
1G 1
1A1 2
2Y4 3
1A2 4
2Y3 5
1A3 6
2Y2 7
1A4 8
2Y1 9
GND 10
TC74ACT240
(top view)
IEC Logic Symbol
20 VCC
19 2G
18 1Y1
17 2A4
16 1Y2
15 2A3
14 1Y3
13 2A2
12 1Y4
11 2A1
1G (1)
TC74ACT240
EN
1A1 (2)
1A2 (4)
1A3 (6)
1A4 (8)
(18) 1Y1
(16) 1Y2
(14) 1Y3
(12) 1Y4
2G (19) EN
2A1 (11)
2A2 (13)
2A3 (15)
2A4 (17)
(9) 2Y1
(7) 2Y2
(5) 2Y3
(3) 2Y4
Truth Table
Inputs
G
An
L
L
L
H
H
X
Outputs
Yn (244)
L
Yn (240)
H
H
L
Z
Z
X: Don’t care
Z: High impedance
TC74ACT240,244P/F/FT
1G 1
1A1 2
2Y4 3
1A2 4
2Y3 5
1A3 6
2Y2 7
1A4 8
2Y1 9
GND 10
TC74ACT244
(top view)
20 VCC
19 2G
18 1Y1
17 2A4
16 1Y2
15 2A3
14 1Y3
13 2A2
12 1Y4
11 2A1
1G (1)
TC74ACT244
EN
1A1 (2)
1A2 (4)
1A3 (6)
1A4 (8)
(18) 1Y1
(16) 1Y2
(14) 1Y3
(12) 1Y4
2G (19) EN
2A1 (11)
2A2 (13)
2A3 (15)
2A4 (17)
(9) 2Y1
(7) 2Y2
(5) 2Y3
(3) 2Y4
2
2007-10-01

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