AX88179A datasheet(17/22 Pages) ASIX

Part #	AX88179A

Description	USB 3.2 Gen1 to Gigabit Ethernet Controller

PDF	22 Pages

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Manufacturer	ASIX [ASIX Electronics Corporation]

Direct Link	http://www.asix.com.tw

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AX88179A

USB 3.2 Gen1 to Gigabit Ethernet Controller

Power–up Sequence

Figure 5-2: Power-up Sequence Timing Diagram

Symbol

Parameter

Conditions

Min

Typ

Max Units

Trise3

3.3V power supply rise time.

From 0V to 3.3V.

400

Trise2

1.1V power supply rise time.

From 0V to 1.1V.

200

T23

Interval between DVDD33 rising to

2.64V(80%) to DVDD11 rising to

0.88V(80%)

Trst

RST_N asserted low level interval.

From DVDD33 rising to 3.3V to

RST_N going high.

Tclk

20MHz

crystal

oscillator

start-up

time.

From DVDD33 rising to 3.3V to

clock stable of 20MHz crystal

oscillator.

Note: The above typical timing data is measured from AX88179A test board.

Table 5-4: Power-up Sequence Timing Table

3.3V

Trise3

1.1V

Trise2

T23

Tclk

Trst

DVDD11

DVDD33

RST_N

XTAL_IN

…

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