AU6391 Ver la hoja de datos (PDF) - Unspecified

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AU6391

USB2.0 to ATA/ATAPI Bridge Controller

Unspecified 

Table 3.1 GBL bonding Pin Descriptions

Pin #

Pin Name

I/O

Description

1

GNDU

PWR GND for UTMI Power

2

VDDU

PWR Power for UTMI core

3

DM

I/O USB DM

4

DP

I/O USB DP

5

REXT

I Connect pull-low resistor for impedance match

6

VDD33

PWR UTMI power 3.3V

7

VSS33P

PWR UTMI power GND

8

VSSA

PWR Analog GND

9

XI

I 12 MHz crystal input.

10

XO

O 12 MHz crystal output.

11

VDDA

PWR Analog 1.8V power

12

GND

GND for IO pad

13

AVDD5V

I 5V power supply input

14

VDD3V

O 3.3V Power Out

15

V18

PWR 1.8 V output for core power

16

ATAAD2

O ATA Address bus 2

17

ATAAD1

O ATA Address bus 1

18

ATAAD0

O ATA Address bus 0

19

ATARESETN

O ATA Reset

20

EEPDATA

B EEPDATA

21

EEPCLK

B EEPCLK

22

GPI3

I GPI for customized software triggle

23

CHIPRESETN

I

Reset (low active to reset the whole chip), must be pull

up with RC.

24

GPON7

O LED indicator

AU6391 USB2.0 to ATA/ATAPI Bridge Controller V1.00W

Official Release _ Public

Page 9 of 22

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