74LV374 Ver la hoja de datos (PDF) - Philips Electronics
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74LV374 Datasheet PDF : 12 Pages
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Philips Semiconductors
Octal D-type flip-flop; positive edge-trigger (3-State)
Product specification
74LV374
AC CHARACTERISTICS
GND = 0V; tr = tf = 2.5ns; CL = 50pF; RL = 500Ω
SYMBOL
PARAMETER
WAVEFORM
CONDITION
VCC(V)
1.2
tPHL/tPLH
Propagation delay
CP to Qn
Figure 1
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
tPZH/tPZL
Propagation delay
OE to Qn
Figure 2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
1.2
tPHZ/tPLZ
Propagation delay
OE to Qn
Figure 2
2.0
2.7
3.0 to 3.6
4.5 to 5.5
tW
Clock pulse width
HIGH or LOW
Figure 1
2.0
2.7
3.0 to 3.6
1.2
tsu
Set-up time
Dn to CP
Figure 3
2.0
2.7
3.0 to 3.6
1.2
th
Hold time
Dn to CP
Figure 3
2.0
2.7
3.0 to 3.6
fmax
Maximum clock
pulse frequency
Figure 2
2.0
2.7
3.0 to 3.6
NOTE:
1. Unless otherwise stated, all typical values are at Tamb = 25°C.
2. Typical value measured at VCC = 3.3V.
3. Typical value measured at VCC = 5.0V.
LIMITS
–40 to +85 °C
MIN TYP MAX
–
90
–
–
31
39
–
23
29
–
172
23
–
–
19
–
75
–
–
26
34
–
19
25
–
142
20
–
–
17
–
80
–
–
29
39
–
22
29
–
172
24
–
–
20
34
12
–
25
9
–
20
72
–
–
25
–
22
9
–
16
6
–
13
52
–
–
–10
–
5
–3
–
5
–2
–
5
–22
–
15
40
–
19
58
–
24
702
–
LIMITS
–40 to +125 °C
MIN MAX
–
–
–
49
–
36
–
29
–
24
–
–
–
43
–
31
–
25
–
21
–
–
–
48
–
36
–
29
–
24
41
–
30
–
24
–
–
–
26
–
19
–
15
–
–
–
5
–
5
–
5
–
12
–
16
–
20
–
UNIT
ns
ns
ns
ns
ns
ns
MHz
1997 Mar 20
6
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