74LV273D 데이터 시트보기 (PDF) - Philips Electronics
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74LV273D Datasheet PDF : 12 Pages
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Philips Semiconductors
Octal D-type flip-flop with reset; positive edge-trigger
Product specification
74LV273
DC CHARACTERISTICS FOR THE LV FAMILY (Continued)
Over recommended operating conditions voltages are referenced to GND (ground = 0V)
SYMBOL PARAMETER
TEST CONDITIONS
LIMITS
-40°C to +85°C
II
Input leakage
current
VCC = 5.5V; VI = VCC or GND
1.0
ICC
Quiescent supply
current; MSI
VCC = 5.5V; VI = VCC or GND; IO = 0
20.0
Additional
∆ICC quiescent supply VCC = 2.7V to 3.6V; VI = VCC –0.6V
500
current per input
NOTE:
1. All typical values are measured at Tamb = 25°C.
-40°C to +125°C
1.0
160
850
UNIT
µA
µA
µA
AC CHARACTERISTICS
GND = 0V; tr = tf = 2.5ns; CL = 50pF; RL = 1KΩ
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
tPHL
Propagation delay
MR 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
tW
Master reset pulse
width LOW
Figure 2
2.0
2.7
3.0 to 3.6
1.2
trem
Removal time
MR to CP
Figure 2
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 1
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 TYP1 MAX
–
75
–
–
26
32
–
19
24
–
142
19
–
–
16
–
80
–
–
27
44
–
20
33
–
152
26
–
–
22
34
9
–
25
6
–
20
52
–
34
10
–
25
8
–
20
62
–
–
–10
–
5
–4
–
5
–3
–
5
–22
–
–
20
–
22
7
–
16
5
–
13
42
–
–
–10
–
5
–4
–
5
–3
–
5
–22
–
14
40
–
19
75
–
24
1002
–
LIMITS
–40 to +125 °C
MIN MAX
–
–
–
41
–
30
–
24
–
20
–
–
–
56
–
41
–
33
–
28
41
–
30
–
24
–
41
–
30
–
24
–
–
–
5
–
5
–
5
–
–
–
26
–
19
–
15
–
–
–
5
–
5
–
5
–
12
–
16
–
20
–
UNIT
ns
ns
ns
ns
ns
ns
ns
MHz
1998 May 29
6
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