IN74HC123 データシートの表示（PDF） - Integral Corp.
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IN74HC123 Datasheet PDF : 6 Pages
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IN74HC123
AC ELECTRICAL CHARACTERISTICS(CL=50pF,Input tr=tf=6.0 ns)
VCC
Guaranteed Limit
Symbol
Parameter
V 25 °C ≤85 ≤125 Unit
to
°C
°C
-55°C
tPLH, Maximum Propagation Delay, Input A or 2.0 255 320 385 ns
tPHL B to Q or Q (Figures 1 and 3)
4.5 50
65
75
6.0 45
55
65
tPLH, Maximum Propagation Delay , CRL to Q 2.0 215 270 325 ns
tPHL or Q (Figures 2 and 3)
4.5 45
55
65
6.0 35
45
55
tTLH, tTHL Maximum Output Transition Time, Any 2.0 75
Output(Figures 2 and 3)
4.5 16
95 110 ns
20
22
6.0 14
17
20
CIN Maximum
Capacitance
Input A , B, CRL -
10
10
10 pF
CX, RX
25
25
25
Power Dissipation
(Per Multivibrator)
Capacitance Typical @25°C,VCC=5.0 V
CPD Used to determine the no-load dynamic
power consumption:
PD=CPDVCC2f+ICCVCC
150
pF
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
trec Minimum Recovery 2.0
0
Time, Inactive to A or 4.5
0
B
6.0
0
0
0
ns
0
0
0
0
(Figure 2)
tw Minimum Pulse Width, 2.0
100
Input A or B (Figure 4.5
20
1)
6.0
17
125
150
ns
25
30
20
25
tw Minimum Pulse Width, 2.0
100
CRL (Figure 2)
4.5
20
6.0
17
125
150
ns
25
30
20
25
tr, tr Maximum Input Rise 2.0
and Fall Times, CRL 4.5
(Figure 2)
6.0
1000
500
400
1000
500
400
1000
ns
500
400
A or B (Figure 2)
2.0
4.5
No Limit
6.0
4
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