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TC74VHC393F Просмотр технического описания (PDF) - Toshiba

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Компоненты Описание
производитель
TC74VHC393F Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
Pin Assignment
1CK 1
1CLR 2
1QA 3
1QB 4
1QC 5
1QD 6
GND 7
(top view)
14 VCC
13 2CK
12 2CLR
11 2QA
10 2QB
9 2QC
8 2QD
Truth Table
Inputs
Outputs
CK CLR QA QB QC QD
X
H
L
L
L
L
L
Count Up
L
No Change
X: Don’t care
System Diagram
TC74VHC393F/FT/FK
IEC Logic Symbol
1CLR (2)
1CK (1)
2CLR (12)
CTRDIV 16 0
CT = 0
CT
+
3
2CK (13)
(3) 1QA
(4) 1QB
(5) 1QC
(6) 1QD
(11) 2QA
(10) 2QB
(9) 2QC
(8) 2QD
1/13
CK
2/12
CLR
D
CK Q
R
D
CK Q
R
D
CK Q
R
D
CK Q
R
3/11
QA
4/10
QB
5/9
QC
6/8
QD
2
2014-03-01

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