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部品番号
コンポーネント説明
74VHCT245 データシートの表示(PDF) - Toshiba
部品番号
コンポーネント説明
メーカー
74VHCT245
Octal Bus Transceiver
Toshiba
74VHCT245 Datasheet PDF : 9 Pages
1
2
3
4
5
6
7
8
9
Pin Assignment
DIR 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
(top view)
20 V
CC
19 G
18 B1
17 B2
16 B3
15 B4
14 B5
13 B6
12 B7
11 B8
Truth Table
Inputs
G
DIR
L
L
L
H
H
X
Function
A Bus
B Bus
Output
Input
Input
Output
Z
X: Don’t care
Z: High impedance
Output
A=B
B=A
Z
TC74VHCT245AF/AFT/AFK
IEC Logic Symbol
G
(19)
DIR
(1)
G3
3 EN 1 [BA]
3 EN 2 [AB]
(2)
A1
1
2
(3)
A2
(4)
A3
(5)
A4
(6)
A5
(7)
A6
(8)
A7
(9)
A8
(18)
B1
(17)
B2
(16)
B3
(15)
B4
(14)
B5
(13)
B6
(12)
B7
(11)
B8
2
2007-10-01
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