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TC74VHC273FK 데이터 시트보기 (PDF) - Toshiba

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TC74VHC273FK Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
Pin Assignment
TC74VHC273F/FT/FK
IEC Logic Symbol
CLR 1
Q1 2
D1 3
D2 4
Q2 5
Q3 6
D3 7
D4 8
Q4 9
GND 10
(top view)
20 VCC
19 Q8
18 D8
17 D7
16 Q7
15 Q6
14 D6
13 D5
12 Q5
11 CK
Truth Table
Inputs
CLR D CK
L
X
X
H
L
H
H
H
X
X: Don’t care
Output
Q
L
L
H
Qn
Function
Clear
No Change
System Diagram
CLR (1) R
CK (11) C1
D1 (3) 1D
D2 (4)
D3 (7)
D4 (8)
D5 (13)
D6 (14)
D7 (17)
D8 (18)
(2) Q1
(5) Q2
(6) Q3
(9) Q4
(12) Q5
(15) Q6
(16) Q7
(19) Q8
1
CLR
D1
3
DR
D2
4
DR
D3
D4
D5
D6
D7
D8
7
8
13
14
17
18
DR
DR
DR
DR
DR
DR
11
CK
CK Q
CK Q
CK Q
CK Q
CK Q
CK Q
CK Q
CK Q
2
5
6
9
12
15
16
19
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
2
2012-08-04

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