IW4020B 데이터 시트보기 (PDF) - IK Semicon Co., Ltd
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IW4020B Datasheet PDF : 6 Pages
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IW4020B
AC ELECTRICAL CHARACTERISTICS (CL=50 pF, RL=200 kΩ, tr=tf=20 ns)
Symbol
Parameter
VCC
Guaranteed Limit
V -55°C 25°C 125°C
fmax Maximum Clock Frequency (Figure 1)
5.0
3.5
10
8
15
12
tPLH, tPHL Maximum Propagation Delay, Clock to Q1
(Figure 1)
5.0 720
360
720
10 320
160
320
15 260
130
260
tPLH, tPHL Maximum Propagation Delay, Qn to Qn+1 (Figure 2) 5.0 660
330
660
10 160
80
160
15 120
60
120
tPHL Maximum Propagation Delay, Reset to Any Q
(Figure 3)
5.0 560
280
560
10 240
120
240
15 200
100
200
tTLH, tTHL Maximum Output Transition Time, Any Output
5.0 400
200
400
(Figure 1)
10 200
100
200
15 160
80
160
CIN Maximum Input Capacitance
-
7.5
Unit
MHz
ns
ns
ns
ns
pF
TIMING REQUIREMENTS (CL=50 pF, RL=200 kΩ, tr=tf=20 ns)
Symbol
Parameter
tw
Minimum Pulse Width, Clock (Figure 1)
tw
Minimum Pulse Width, Reset (Figure 3)
trem Minimum Removal Time, Reset(Figure 3)
tr, tf Maximum Input Rise and Fall Times, Clock
(Figure 1)
VCC
Guaranteed Limit
Unit
V -55°C 25°C 125°C
5.0 280
140
280
ns
10 120
60
120
15
80
40
80
5.0 400
200
400
ns
10 160
80
160
15 120
60
120
5.0 700
350
700
ns
10 300
150
300
15 200
100
200
5.0
ns
10
Unlimited
15
Figure 1. Switching Waveforms
Figure 2. Switching Waveforms
Rev. 00
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