IN74HC273A 데이터 시트보기 (PDF) - IK Semicon Co., Ltd
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IN74HC273A
IK Semicon Co., Ltd
IN74HC273A Datasheet PDF : 6 Pages
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IN74HC273A
AC ELECTRICAL CHARACTERISTICS (CL=50pF,Input tr=tf=6.0 ns)
Symbol
Parameter
fmax Maximum Clock Frequency (50% Duty Cycle)
(Figures 1 and 4)
tPLH, tPHL Maximum Propagation Delay, Clock to Q
(Figures 1 and 4)
tPHL Maximum Propagation Delay , Reset to Q
(Figures 2 and 4)
tTLH, tTHL Maximum Output Transition Time, Any Output
(Figures 1 and 4)
CIN Maximum Input Capacitance
VCC
Guaranteed Limit
V 25 °C ≤85°C ≤125°C Unit
to
-55°C
2.0 6.0
5.0
4.0 MHz
4.5 30
24
20
6.0 35
28
24
2.0 145
180
220
ns
4.5 29
36
44
6.0 25
31
38
2.0 145
180
220
ns
4.5 29
36
44
6.0 25
31
38
2.0 75
4.5 15
6.0 13
95
110
ns
19
22
16
19
-
10
10
10
pF
Power Dissipation Capacitance (Per Enabled
Output)
CPD Used to determine the no-load dynamic power
consumption: PD=CPDVCC2f+ICCVCC
Typical @25°C,VCC=5.0 V
48
pF
TIMING REQUIREMENTS (CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V
25 °C to-55°C
≤85°C
≤125°C
Unit
tSU Minimum Setup Time, Data to 2.0
60
Clock (Figure 3)
4.5
12
6.0
10
75
90
ns
15
18
13
15
th
Minimum Hold Time, Clock
2.0
3.0
to Data (Figure 3)
4.5
3.0
6.0
3.0
3.0
3.0
ns
3.0
3.0
3.0
3.0
trec
Minimum Recovery Time,
2.0
5.0
Reset Inactive to Clock
4.5
5.0
(Figure 2)
6.0
5.0
5.0
5.0
ns
5.0
5.0
5.0
5.0
tw
Minimum Pulse Width, Clock 2.0
60
(Figure 1)
4.5
12
6.0
10
75
90
ns
15
18
13
15
tw
Minimum Pulse Width, Reset 2.0
60
(Figure 2)
4.5
12
6.0
10
75
90
ns
15
18
13
15
tr, tf Maximum Input Rise and Fall 2.0
Times (Figure 1)
4.5
6.0
1000
500
400
1000
1000
ns
500
500
400
400
Rev. 00
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