TUSB8040A datasheet(16/39 Pages) TI1

16 / 39 page

TUSB8020A, TUSB8040A

SLLSEA7B – MAY 2012 – REVISED AUGUST 2012

www.ti.com

Table 2-4. USB Downstream Signals (continued)

TUSB8040A

TUSB8020A

SIGNAL NAME

TYPE

PIN NO.

DESCRIPTION

PFP

RKM

PFP

RKM

USB Port 3 Amber LED Indicator & Device Removable Configuration Bit

1 = Device is Removable

I/O,

LEDA3z_RMBL3

N/A

B27

N/A

0 = Device is NOT Removable

Device removable option can be set via I2C EEPROM or SMBUS host on

the TUSB8040APFP

USB Port 0 Green LED Indictor & Port Used Configuration Bit

1 = Port Used

I/O,

LEDG0z_USED0

N/A

A25

N/A

A25

0 = Port is NOT Used

Port used option can be set via I2C EEPROM or SMBUS host on the

TUSB80x0APFP

USB Port 1 Green LED Indictor & Port Used Configuration Bit

1 = Port Used

I/O,

LEDG1z_USED1

N/A

A27

N/A

A27

0 = Port is NOT Used

Port used option can be set via I2C EEPROM or SMBUS host on the

TUSB80x0APFP

USB Port 2 Green LED Indictor & Port Used Configuration Bit

1 = Port Used

I/O,

LEDG2z_USED2

N/A

A28

N/A

0 = Port is NOT Used

Port used option can be set via I2C EEPROM or SMBUS host on the

TUSB8040APFP

USB Port 3 Green LED Indictor & Port Used Configuration Bit

1 = Port Used

I/O,

LEDG3z_USED3

N/A

A30

N/A

0 = Port is NOT Used

Port used option can be set via I2C EEPROM or SMBUS host on the

TUSB8040APFP

PIN DESCRIPTIONS

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