TUSB321AI datasheet(5/21 Pages) TI1

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TUSB321AI

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SLLSER2 – OCTOBER 2015

6.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)

TEST

PARAMETER

MIN

TYP

MAX

UNIT

CONDITIONS

Power Consumption

Current consumption in unattached mode when port is

I(UNATTACHED_UFP)

unconnected and waiting for connection. (VDD = 5 V, PORT

µA

= L)

Current consumption in active mode. (VDD = 5 V, PORT =

I(ACTIVE_UFP)

µA

CC1 and CC2 Pins

R(CC_D)

Pulldown resistor when in UFP or DRP mode.

4.6

5.1

5.6

RCC_DB

Pulldown resistor when in dead-battery mode

VDD = 0V.

4.1

5.1

6.1

Voltage level range for detecting a DFP attach when

VUFP_CC_USB

configured as a UFP and DFP is advertising default current

0.25

0.61

source capability.

Voltage level range for detecting a DFP attach when

VUFP_CC_MED

configured as a UFP and DFP is advertising medium (1.5

0.70

1.16

A) current source capability.

Voltage level range for detecting a DFP attach when

VUFP_CC_HIGH

configured as a UFP and DFP is advertising high (3 A)

1.31

2.04

current source capability.

Voltage threshold for detecting a UFP attach when

VTH(DFP_CC_USB)

configured as a DFP and advertising default current source

1.51

1.6

1.64

capability.

Voltage threshold for detecting a UFP attach when

VTH(DFP_CC_MED)

configured as a DFP and advertising medium current (1.5

1.51

1.6

1.64

A) source capability.

Voltage threshold for detecting a UFP attach when

VTH(DFP_CC_HIGH)

configured as a DFP and advertising high current (3.0 A)

2.46

2.6

2.74

source capability.

Voltage threshold for detecting a active cable attach when

VTH(AC_CC_USB)

configured as a DFP and advertising default current

0.15

0.20

0.25

source.

Voltage threshold for detecting a active cable attach when

VTH(AC_CC_MED)

configured as a DFP and advertising medium current (1.5

0.35

0.40

0.45

A) source.

Voltage threshold for detecting a active cable attach when

VTH(AC_CC_HIGH)

configured as a DFP and advertising high current (3 A)

0.76

0.80

0.84

source.

Default mode pullup current source when operating in DFP

ICC(DEFAULT_P)

µA

or DRP mode.

Medium (1.5 A) mode pullup current source when

ICC(MED_P)

166

180

194

µA

operating in DFP or DRP mode.

High (3 A) mode pullup current source when operating in

ICC(HIGH_P)

304

330

356

µA

DFP or DRP mode.(1)

Control Pins: PORT, CURRENT_MODE, VCONN_FAULT, DIR, ID, OUT1, OUT2

Low-level control signal input voltage, (PORT,

VIL

0.4

CURRENT_MODE)

Mid-level control signal input voltage (PORT,

VIM

0.28 × VDD

0.56 × VDD

CURRENT_MODE)

High-level control signal input voltage (PORT,

VIH

VDD - 0.3

CURRENT_MODE)

IIH

High-level input current

–20

µA

IIL

Low-level input current

–10

µA

IID_LEAKAGE

Current leakage for ID pin.

VDD = 0V; ID = 5V

µA

RPU

Internal pullup resistance (PORT)

588

RPD

Internal pulldown resistance (PORT)

1.1

RPD(CUR)

Internal pulldown resistance for CURRENT_MODE pin

275

Low-level signal output voltage (open-drain)

VOL

IOL = –1.6 mA

0.4

(VCONN_FAULT, ID, OUT1, OUT2, DIR)

(1)

VDD must be 3.5 V or greater to advertise 3 A current.

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