參數(shù)資料
型號(hào): 74HC244
廠商: NXP Semiconductors N.V.
英文描述: Octal buffer/line driver; 3-state
中文描述: 八路緩沖器/線路驅(qū)動(dòng)器,3態(tài)
文件頁(yè)數(shù): 4/7頁(yè)
文件大?。?/td> 39K
代理商: 74HC244
December 1990
4
Philips Semiconductors
Product specification
Octal buffer/line driver; 3-state
74HC/HCT244
Fig.4 Functional diagram.
FUNCTION TABLE
Note
1.
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
INPUTS
OUTPUT
nOE
nA
n
L
H
X
nY
n
L
H
Z
L
L
H
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