PC87427 datasheet(41/46 Pages) NSC

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

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2.0 Device Characteristics (Continued)

Revision 1.0

www.national.com

Modem Control Timing

2.5.10 SWC Timing

Wake-Up Inputs at VSB Power Switching

Symbol

Parameter

Min

Max

Unit

RI Low Time1,2

1. Not tested. Guaranteed by characterization

2. This value also applies to RI2,1 wake-up detection in the SWC module.

RI High Time1,2

tSIM

Delay to Set IRQ from Modem Input

Symbol

Figure

Description

Reference Conditions

Min

Max

tEWIV

External Wake-up inputs not

valid1

1. Not tested. Guaranteed by design.

At VSB power on, after the

32 KHz Domain is toggling

24576 * t32KOSC

2. t32KOSC is the cycle time of the 32 KHz clock domain (see “Low Frequency Clock Timing” on page 31)

32768 * t32KOSC

tPBOP

PWBTOUT pulse time1

Resume by SLPS3, SLPS5

after Power Fail

100 ms3

3. Except when generated by PWBTIN pulse.

100.03 ms

CTS, DSR, DCD

INTERRUPT

(Read MSR)

tSIM

(Read MSR)

PC87427 Datasheet(PDF) 41 Page - National Semiconductor (TI)

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