ICS1893 datasheet(144/152 Pages) ICST

Part #	ICS1893

Description	3.3-V 10Base-T/100Base-TX Integrated PHYceiver?

PDF	152 Pages

Scroll/Zoom	100%

Manufacturer	ICST [Integrated Circuit Systems]

Direct Link	http://www.icst.com

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144 / 152 page

ICS1893 Rev C 6/6/00

June, 2000

144

Chapter 10

DC and AC Operating Conditions

ICS1893 Data Sheet - Release

10.5.18

Reset: Hardware Reset and Power-Down

Table 10-25 lists the significant time periods for the hardware reset and power-down reset. The time

periods consist of timings of signals on the following pins:

• REF_IN

• RESETn

• TXCLK

Figure 10-19 shows the timing diagram for the time periods.

Figure 10-19.

Hardware Reset and Power-Down Timing Diagram

Table 10-25.

Hardware Reset and Power-Down Timing

Time

Period

Parameter

Condi-

tions

Min.

Typ.

Max.

Units

RESETn Active to Device Isolation and Initialization

–

Minimum RESETn Pulse Width

–

500

–

RESETn Released to TXCLK Valid

–

500

REF_IN

RESETn

TXCLK Valid

Power

Consumption

(AC only)

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