IN74HC273A 데이터 시트보기 (PDF) - Integral Corp.
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IN74HC273A Datasheet PDF : 5 Pages
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IN74HC273A
AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V 25 °C ≤85°C ≤125
to
°C
-55°C
fmax Maximum Clock Frequency (50% Duty 2.0 6.0
5.0
4.0
Cycle) (Figures 1 and 4)
4.5 30
24
20
6.0 35
28
24
tPLH, Maximum Propagation Delay, Clock to Q 2.0 145 180 220
tPHL (Figures 1 and 4)
4.5 29
36
44
6.0 25
31
38
tPHL Maximum Propagation Delay , Reset to 2.0 145 180 220
Q (Figures 2 and 4)
4.5 29
36
44
6.0 25
31
38
tTLH, tTHL Maximum Output Transition Time, Any 2.0 75
Output (Figures 1 and 4)
4.5 15
95 110
19
22
6.0 13
16
19
CIN Maximum Input Capacitance
- 10
10
10
Unit
MHz
ns
ns
ns
pF
Power Dissipation Capacitance (Per Typical @25°C,VCC=5.0 V
Enabled Output)
CPD Used to determine the no-load dynamic
48
pF
power consumption: PD=CPDVCC2f+ICCVCC
TIMING REQUIREMENTS (CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V
25 °C to-
≤85°C ≤125°C Unit
55°C
tSU Minimum Setup Time, 2.0
60
Data to Clock (Figure 3) 4.5
12
75
90
ns
15
18
6.0
10
13
15
th Minimum Hold Time, 2.0
3.0
Clock to Data (Figure 3) 4.5
3.0
3.0
3.0
ns
3.0
3.0
6.0
3.0
3.0
3.0
trec Minimum
Recovery 2.0
5.0
Time, Reset Inactive to 4.5
5.0
5.0
5.0
ns
5.0
5.0
Clock (Figure 2)
6.0
5.0
5.0
5.0
tw Minimum Pulse Width, 2.0
60
Clock (Figure 1)
4.5
12
75
90
ns
15
18
6.0
10
13
15
tw Minimum Pulse Width, 2.0
60
Reset (Figure 2)
4.5
12
75
90
ns
15
18
6.0
10
13
15
tr, tf Maximum Input Rise and 2.0
Fall Times (Figure 1)
4.5
1000
500
1000
1000
ns
500
500
6.0
400
400
400
4
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