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PC87427 Datasheet(PDF) 44 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC87427
Description  ServerI/O with SensorPathTM Health Monitoring
PDF  46 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87427 Datasheet(HTML) 44 Page - National Semiconductor (TI)

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2.0 Device Characteristics (Continued)
www.national.com
44
Revision 1.0
Crowbar
Figure 20. Power-On Crowbar Timing
Figure 21. Power-Fall Crowbar Timing
Symbol
Figure
Description
Reference Conditions
Min
Max
tCBTO
20, 21
Crowbar Timeout1
1. Not tested. Guaranteed by design.
After ONCTL active, or VDD
power fall
0.5 s2
2. Set by CRBAR_TOUT.
20 s2
tCBPBO
20, 21
Crowbar generated,
PWBTOUT pulse time1
After completion of Crowbar
Timeout
4 s
4.25 s
tPBID
20, 21
PWBTIN disable time1
After a Power-Off event
1 s
1.25 s
tCBTO
PWBTIN
PWBTOUT
ONCTL
VDD (Power)
tCBPBO
tPBID
tCBTO
PWBTIN
PWBTOUT
ONCTL
VDD (Power)
tCBPBO
tPBID



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