參數(shù)資料
型號: 74HC534
廠商: NXP Semiconductors N.V.
英文描述: Octal D-type flip-flop; positive edge-trigger; 3-state; inverting
中文描述: 八路D型觸發(fā)器,上升沿觸發(fā),三態(tài);反相
文件頁數(shù): 4/13頁
文件大?。?/td> 83K
代理商: 74HC534
1998 Apr 10
4
Philips Semiconductors
Product specification
Octal D-type flip-flop; positive edge-trigger;
3-state; inverting
74HC/HCT534
FUNCTION TABLE
Note
1.
H = HIGH voltage level; h = HIGH voltage level one set-up time prior to the LOW-to-HIGH CP transition
L = LOW voltage level; I = LOW voltage level one set-up time prior to the LOW-to-HIGH CP transition
Z = high impedance OFF-state;
= LOW-to-HIGH clock transition.
OPERATING MODES
INPUTS
INTERNAL FLIP-FLOPS
OUTPUTS
OE
CP
D
n
l
h
l
h
Q
0
to Q
7
H
L
Z
Z
load and read register
L
L
H
H
L
H
L
H
load register and disable outputs
Fig.4 Functional diagram.
handbook, halfpage
MGM957
3-STATE
OUTPUTS
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
19
16
15
12
9
6
5
2
D0
D1
D2
D3
D4
D5
D6
D7
CP
OE
FF1
to
FF8
18
11
1
17
14
13
8
7
4
3
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