MC14528B 데이터 시트보기 (PDF) - ON Semiconductor
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MC14528B Datasheet PDF : 8 Pages
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PULSE
GENERATOR
PULSE
GENERATOR
PULSE
GENERATOR
MC14528B
VDD
RX
CX
RX′
CX′
*CX = 15 pF
*CL = 15 pF
RX = 5.0 kW
A
B
RESET
A′
B′
RESET′
Q
CL
Q
CL
Q′
CL
Q′
CL
VSS
ÎÎÎÎÎÎÎÎÎÎINPUÎÎT CÎÎONÎÎNEÎÎCTIÎÎONSÎÎÎÎÎÎÎÎ
Characteristics
Reset
A
B
tPLH, tPHL, tTLH, tTHL, tW VDD
PG1
VDD
tPLH, tPHL, tTLH, tTHL, tW VDD
VSS
PG2
tPLH(R), tPHL(R), tW
PG3 PG1 PG2
*Includes capacitance of probes,
PG1 =
wiring, and fixture parasitic.
NOTE: AC test waveforms for
PG1, PG2, and PG3 on
next page.
PG2 =
PG3 =
Figure 4. AC Test Circuit
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
VDD = 15 V
10 V
15 V
5.0 V
10 V
100
5.0 V
RX = 100 kW
15 V
10
10 V
5.0 V
RX = 10 kW
1.0
0.1
10
RX = 5.0 kW
15 V
10 V
5.0 V
100
1000
10,000
CX, EXTERNAL CAPACITANCE (pF)
Figure 6. Pulse Width versus CX
100,000
http://onsemi.com
6
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