參數(shù)資料
型號(hào): HCT540
廠商: NXP Semiconductors N.V.
英文描述: Octal buffer/line driver; 3-state; inverting
中文描述: 八路緩沖器/線路驅(qū)動(dòng)器,3態(tài);反相
文件頁(yè)數(shù): 4/7頁(yè)
文件大小: 51K
代理商: HCT540
December 1990
4
Philips Semiconductors
Product specification
Octal buffer/line driver; 3-state; inverting
74HC/HCT540
Fig.4 Functional diagram.
FUNCTION TABLE
Notes
1.
H = HIGH voltage level
L = LOW voltage level
X = don’t care
Z = high impedance OFF-state
INPUTS
OUTPUT
OE
1
L
L
X
H
OE
2
L
L
H
X
A
n
L
H
X
X
Y
n
H
L
Z
Z
Fig.5 Logic diagram.
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