TUSB1210 datasheet(10/72 Pages) TI2

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6.9 Pullup/Pulldown Resistors

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

PARAMETER

COMMENTS

MIN

TYP

MAX

UNIT

RPUI

Bus pullup resistor on upstream port

(idle bus)

Bus idle

0.9

1.1

1.575

kΩ

RPUA

Bus pullup resistor on upstream port

(receiving)

Bus driven/driver's outputs unloaded

1.425

2.2

3.09

VIHZ

High (floating)

Pullups/pulldowns on both DP and DM

lines

2.7

3.6

VPH_DP_UP

Phone D+ pullup voltage

Driver's outputs unloaded

3.3

3.6

Pulldown resistors

RPH_DP_DWN

Phone D+/– pulldown

Driver's outputs unloaded

14.25

24.8

kΩ

RPH_DM_DWN

VIHZ

High (floating)

Pullups/pulldowns on both DP and DM

lines

2.7

3.6

D+/– Data line

CINUB

Upstream facing port

[1.0]

VOTG_DATA_LKG

On-the-go device leakage

[2]

0.342

ZINP

Input impedance exclusive of pullup/

pulldown

Driver's outputs unloaded

300

kΩ

6.10 OTG Electrical Characteristics

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

PARAMETER

COMMENTS

MIN

TYP

MAX UNIT

OTG VBUS Electrical

VBUS Comparators

VA_SESS_VLD

A-device session valid

0.8

1.4

2.0

VA_VBUS_VLD

A-device VBUS valid

4.4

4.5

4.625

VB_SESS_END

B-device session end

0.2

0.5

0.8

VB_SESS_VLD

B-device session valid

2.1

2.4

2.7

VBUS Line

RA_BUS_IN

A-device VBUS input impedance

to ground

SRP (VBUS pulsing) capable A-device not driving

VBUS

100

kΩ

RB_SRP_DWN

B-device VBUS SRP pulldown

5.25 V / 8 mA, Pullup voltage = 3 V

0.656

kΩ

RB_SRP_UP

B-device VBUS SRP pullup

(5.25 V – 3 V) / 8 mA, Pullup voltage = 3 V

0.281

kΩ

tRISE_SRP_UP_MAX

B-device VBUS SRP rise

time maximum for OTG-A

communication

0 to 2.1 V with < 13 μF

load

RVBUS = 0 Ω

and R1KSERIES = '0'

31.4

RVBUS = 1000 Ω ±10%

and R1KSERIES = '1'

57.8

RVBUS = 1200 Ω ±10%

and R1KSERIES = '1'

RVBUS = 1800 Ω ±10%

and R1KSERIES = '1'

85.4

TUSB1210

SLLSE09J – NOVEMBER 2009 – REVISED JULY 2021

www.ti.com

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