參數(shù)資料
型號: MM74C93J
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 通用總線功能
英文描述: 4-Bit Decade, Binary Counter
中文描述: CMOS SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP BINARY COUNTER, CDIP14
封裝: CERAMIC, DIP-14
文件頁數(shù): 2/7頁
文件大?。?/td> 55K
代理商: MM74C93J
www.fairchildsemi.com
2
M
Logic Diagrams
MM74C90
MM74C93
Truth Tables
MM74C90 4-Bit Decade Counter BCD Count Sequence
Output Q
A
is connected to Input B for BCD count.
H
=
HIGH Level
L
=
LOW Level
X
=
Irrelevant
MM74C93 4-Bit Binary Counter Binary Count Sequence
Output Q
A
is connected to input B for binary count sequence.
H
=
HIGH Level
L
=
LOW Level
X
=
Irrelevant
Count
Output
Q
C
L
L
L
L
H
H
H
H
L
L
Q
D
L
L
L
L
L
L
L
L
H
H
Q
B
L
L
H
H
L
L
H
H
L
L
Q
A
L
H
L
H
L
H
L
H
L
H
0
1
2
3
4
5
6
7
8
9
Count
Output
Q
C
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
Q
D
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
Q
B
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
Q
A
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
相關(guān)PDF資料
PDF描述
MM74C93N 4-Bit Decade, Binary Counter
MM74C90 4-Bit Decade Counter 4-Bit Binary Counter
MM74C90N 4-Bit Decade Counter 4-Bit Binary Counter
MM74C93N 4-Bit Decade Counter 4-Bit Binary Counter
MM74C991N 4-Digit Expandable Segment Display Controller
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