參數(shù)資料
型號(hào): 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(yè)數(shù): 6/13頁(yè)
文件大?。?/td> 83K
代理商: 74HC534
1998 Apr 10
6
Philips Semiconductors
Product specification
Octal D-type flip-flop; positive edge-trigger;
3-state; inverting
74HC/HCT534
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see chapter “74HC/HCT/HCU/HCMOS Logic Family Specifications”
Output capability: bus driver I
CC
category: MSI.
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
SYMBOL PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HC
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ.
max. min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
nCP to nQ
n
41
15
12
33
12
10
41
15
12
14
5
4
19
7
6
6
2
2
3
1
1
18
55
66
165
33
28
150
30
26
150
30
26
60
12
10
205
41
35
190
38
33
190
38
33
75
15
13
250
50
43
225
45
38
225
45
38
90
18
15
ns
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
Fig.6
t
PZH
/ t
PZL
3-state output enable
time
OE to Q
n
ns
Fig.7
t
PHZ
/ t
PLZ
3-state output disable
time
OE to Q
n
ns
Fig.7
t
THL
/ t
TLH
output transition time
ns
Fig.6
t
W
clock pulse width
HIGH or LOW
80
16
14
60
12
10
5
5
5
6.0
30
35
100
20
17
75
15
13
5
5
5
4.8
24
28
120
24
20
90
18
15
5
5
5
4.0
20
24
ns
Fig.6
t
su
set-up time
D
n
to CP
ns
Fig.8
t
h
hold time
D
n
to CP
ns
Fig.8
f
max
maximum clock pulse
frequency
MHz
Fig.6
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