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HD74HC490 데이터시트(PDF) 4 Page - Renesas Technology Corp

부품명 HD74HC490
상세설명  Dual 4-bit Decade Counters
PDF  8 Pages
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제조업체  RENESAS [Renesas Technology Corp]
홈페이지  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD74HC490 데이터시트(HTML) 4 Page - Renesas Technology Corp

  HD74HC490 Datasheet HTML 1Page - Renesas Technology Corp HD74HC490 Datasheet HTML 2Page - Renesas Technology Corp HD74HC490 Datasheet HTML 3Page - Renesas Technology Corp HD74HC490 Datasheet HTML 4Page - Renesas Technology Corp HD74HC490 Datasheet HTML 5Page - Renesas Technology Corp HD74HC490 Datasheet HTML 6Page - Renesas Technology Corp HD74HC490 Datasheet HTML 7Page - Renesas Technology Corp HD74HC490 Datasheet HTML 8Page - Renesas Technology Corp  
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HD74HC490
2
BCD Count Sequence
Outputs
Count
Q
D
Q
C
Q
B
Q
A
0L
L
L
L
1L
L
L
H
2L
L
H
L
3L
L
H
H
4L
H
L
L
5L
H
L
H
6L
H
H
L
7L
H
H
H
8H
L
L
L
9H
L
L
H
Pin Arrangement
CLR
CLR
QA
QA
QB
QC
QD
QB
QC
QD
CK
CK
(Top view)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1 Set-
to-9
1QB
1QC
1QD
GND
1Clock
1Clear
1QA
Output
VCC
2Clock
2 Set-
to-9
2QB
2QC
2QD
2Clear
2QA
Output



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