MC14528B(2000) 데이터 시트보기 (PDF) - ON Semiconductor
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MC14528B Datasheet PDF : 12 Pages
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MC14528B
PULSE
GENERATOR
PULSE
GENERATOR
PULSE
GENERATOR
VDD
RX
CX
RX′
CX′
*CX = 15 pF
W *CL = 15 pF
RX = 5.0 k
INPUT CONNECTIONS
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Characteristics
Reset
A
B
tPLH, tPHL, tTLH, tTHL
tW
VDD
PG1
VDD
tPLH, tPHL, tTLH, tTHL
VDD
VSS
PG2
A
tW
B
RESET
A′
B′
RESET′
Q
Q
Q′
Q′
VSS
tPLH(R), tPHL(R), tW
PG3 PG1
CL
CL
CL
CL
* Includes capacitance of probes,
PG1 =
wiring, and fixture parasitic.
NOTE: AC test waveforms for
PG2 =
PG1, PG2, and PG3 on
next page.
PG3 =
Figure 4. AC Test Circuit
PG2
50%
A
tWH
90%
10%
tTLH
tTHL
VDD
50%
VSS
tTHL
tTLH
B
50%
90%
VDD
10%
tWL
VSS
RESET
Q
tW
50%
50%
tPHL tPHL
tTHL
tPLH
50%
tTLH
90%
10%
tTLH
tTHL
90%
10%
tTHL
tTLH
50%
tWL
tPHL
tPHL
VDD
VSS
trr
VOH
50%
VOL
Q
50%
50%
90%
50%
10%
VOH
50%
VOL
Figure 5. AC Test Waveforms
1000
100
W RX = 100 k
10
W RX = 10 k
1.0
VDD = 15 V
10 V
15 V
5.0 V
10 V
5.0 V
15 V
10 V
5.0 V
W RX = 5.0 k
0.1
10
15 V
10 V
5.0 V
100
1000
10,000
100,000
CX, EXTERNAL CAPACITANCE (pF)
Figure 6. Pulse Width versus CX
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