TUSB2E11 datasheet(16/58 Pages) TI1

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7.5 Electrical Characteristics (continued)

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VEHSSQ

Squelch/No-squelch detect threshold

High-Speed Rx Electrical

Specification

(2), (measured as

differential peak voltage at 240

MHz with increasing amplitude)

E_SQUELCH_THRESHOLD_Px setting

110, VCM = 120 mV to 450 mV

EQ_EHS

eUSB2 high-speed data receiver

equalization, (measured indirectly

through jitter)

240 MHz E_EQ_P1x setting 0000

−0.2

0.34

0.73

eUSB2 HS OUTPUT LEVELS

VEHSOD

Transmit differential (terminated)

Measured p2p, RL = 80 Ω,

E_HS_TX_AMPLITUDE_ Px setting

011, ideal 80 Ω Rx differential

termination load

378

420

462

E_TXPE

High-speed TX Pre-emphasis

E_HS_TX_PRE_EMPHASIS_Px setting

000

−0.2

0.2

E_TXPE_UI

High-speed TX Pre-emphasis width

E_HS_TX_PE_WIDTH_Px setting 00

0.29

0.40

0.59

VE_TX_CM

Transmit DC common mode

High-Speed Tx Electrical Specification

(2)

170

230

(1)

USB 2.0 Promoter Group 2000, USB 2.0 Specification USB 2.0 Promoter Group

(2)

USB Implementers Forum (2018). Embedded USB2 (eUSB2) Physical Layer Supplement to the USB Revision 2.0 Specification, Rev.

1.2 USB Implementers Forum

7.6 Switching Characteristics

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

USB (DP, DN), HS Driver Switching Characteristics

THSR

Rise time (10% – 90%)

Data Signal Rise and Fall, Eye

Patterns

(1), U_HS_TX_SLEW_RATE_Px

setting 11, ideal 45 Ω to GND loads on

DP and DN, pre-emphasis disabled.

530

625

740

THSF

Fall time (10% – 90%)

Data Signal Rise and Fall, Eye Patterns,

U_HS_TX_SLEW_RATE_Px setting 11,

ideal 45 Ω to GND loads on DP and DN,

pre-emphasis disabled.

530

625

740

USB (DP, DN), FS Driver Switching Characteristics

TFR

Rise time (10% – 90%)

Data Signal Rise and Fall Time and Full-

speed Load

(1)

TFF

Fall time (10% – 90%)

Data Signal Rise and Fall Time and Full-

speed Load

(1)

TFRFM

(TFR/TFM)

Data Signal Rise and Fall, Eye

Patterns

(1), excluding the first transition

from the Idle state

111.1

USB (DP, DN), LS Driver Switching Characteristics

TLR

Rise time (10% – 90%)

Data Signal Rise and Fall Time and Full-

speed Load

(1)

300

TLF

Fall time (10% – 90%)

Data Signal Rise and Fall Time and Full-

speed Load

(1)

300

eUSB2 (eDP, eDN), HS Driver Switching Characteristics

TEHSRF

Rise/fall time (20% – 80%)

Full-Speed/Low-Speed Electrical

Specification

(2) , ideal 80 Ω Rx differential

termination E_HS_TX_SLEW_RATE_Px

setting = 01

355

440

525

TUSB2E11

SLLSFI4B – NOVEMBER 2021 – REVISED AUGUST 2023

www.ti.com

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