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74HC534 Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. 74HC534
Description  Octal D-type flip-flop; positive edge-trigger; 3-state; inverting
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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74HC534 Datasheet(HTML) 6 Page - NXP Semiconductors

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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 ICC category: MSI.
AC CHARACTERISTICS FOR 74HC
GND = 0 V; tr =tf = 6 ns; CL =50pF
SYMBOL PARAMETER
Tamb (°C)
UNIT
TEST CONDITIONS
74HC
VCC
(V)
WAVEFORMS
+25
−40 to +85 −40 to +125
min.
typ.
max. min.
max.
min.
max.
tPHL/ tPLH
propagation delay
nCP to nQn
41
165
205
250
ns
2.0
Fig.6
15
33
41
50
4.5
12
28
35
43
6.0
tPZH/ tPZL
3-state output enable
time
OE to Qn
33
150
190
225
ns
2.0
Fig.7
12
30
38
45
4.5
10
26
33
38
6.0
tPHZ/ tPLZ
3-state output disable
time
OE to Qn
41
150
190
225
ns
2.0
Fig.7
15
30
38
45
4.5
12
26
33
38
6.0
tTHL/ tTLH
output transition time
14
60
75
90
ns
2.0
Fig.6
5
12
15
18
4.5
4
10
13
15
6.0
tW
clock pulse width
HIGH or LOW
80
19
100
120
ns
2.0
Fig.6
16
7
20
24
4.5
14
6
17
20
6.0
tsu
set-up time
Dn to CP
60
6
75
90
ns
2.0
Fig.8
12
2
15
18
4.5
10
2
13
15
6.0
th
hold time
Dn to CP
5
−3
5
5
ns
2.0
Fig.8
5
−1
5
5
4.5
5
−1
5
5
6.0
fmax
maximum clock pulse
frequency
6.0
18
4.8
4.0
MHz
2.0
Fig.6
30
55
24
20
4.5
35
66
28
24
6.0


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