參數(shù)資料
型號: M54HC393F1R
廠商: 意法半導(dǎo)體
英文描述: M54HC390F1R M74HC390M1R M74HC390B1R M74HC390C1R
中文描述: M54HC390F1R M74HC390M1R M74HC390B1R M74HC390C1R
文件頁數(shù): 2/12頁
文件大小: 256K
代理商: M54HC393F1R
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
INPUTS
OUTPUS
CLOCK
X
CLEAR
H
L
L
QD
L
QC
L
QB
L
QA
L
COUNT UP
NO CHANGE
X:Don’tCare
COUNT
OUTPUT
QD
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
QC
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
QB
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
QA
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
M54/M74HC393
2/12
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