74LVT646DB 查看數據表（PDF） - Philips Electronics
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74LVT646DB Datasheet PDF : 14 Pages
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Philips Semiconductors
3.3V Octal bus transceiver/register (3-State)
Product specification
74LVT646
LOGIC SYMBOL
4 5 6 7 8 9 10 11
A0 A1 A2 A3 A4 A5 A6 A7
1
CPAB
2
SAB
3
DIR
23
CPBA
22
SBA
21
OE
B0 B1 B2 B3 B4 B5 B6 B7
20 19 18 17 16 15 14 13
SV00046
LOGIC DIAGRAM
21
OE
DIR 3
CPBA 23
SBA 22
CPAB 1
SAB 2
4
A0
1of 8 Channels
1D
C1
Q
LOGIC SYMBOL (IEEE/IEC)
21
G3
3EN1 [BA]
3
3EN2 [AB]
23
C4
22
G5
1
C6
2
G7
4
≥1 5 4D
∇1
51
6D 7
17
≥1
2∇
5
6
7
8
9
10
11
20
19
18
17
16
15
14
13
SV00047
1D
C1
Q
20 B0
1998 Feb 19
A1 5
A2 6
A3 7
A4 8
A5 9
A6 10
A7 11
DETAIL A X 7
3
19 B1
18 B2
17 B3
16 B4
15 B5
14 B6
13 B7
SV00048
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