TUSB2E22 eUSB2-USB 2.0 Dual Repeater

1 Features

• Compliance to USB 2.0 and eUSB2 (rev 1.1)

• Support for low-speed (LS), full-speed (FS), high-

speed (HS)

• Dual repeater with 2:2 crossbar mux

• Host and device mode (DRD) support

• 4 eUSB2 compensation settings to meet different

system requirements

• eUSB2 LS/FS signaling meets 1.2 V option of the

eUSB2 interface

2 Applications

• Communications equipment

• Enterprise systems

• Notebooks and desktops

• Industrial

• Tablets

• Portable electronics

3 Description

TUSB2E22 enables implementation of USB 2.0

compliance port on newer processors using lower

voltage processes.

TUSB2E22 is a USB-compliant eUSB2-USB 2.0

repeater supporting both device and host modes.

TUSB2E22 supports USB low-speed (LS) and full-

speed (FS) signals and high-speed (HS) signals.

TUSB2E22 is designed to interface with eUSB2

eDSPr or eUSPr operating at 1.2 V single-ended

signaling.

TUSB2E22 has 4 levels of compensation settings

through the EQ0 and EQ1 pins. These settings could

be used to optimize compensation for different eUSB2

channel loss profiles.

Package Information

PART NUMBER

PACKAGE(1)

PACKAGE SIZE(2)

TUSB2E22

YCG (DSBGA, 25)

1.75 mm × 1.75 mm

RZA (VQFN, 20)

3.5 mm × 3.5 mm

(1)

For all available packages, see the orderable addendum at

the end of the data sheet.

(2)

The package size (length × width) is a nominal value and

includes pins, where applicable.

AP

Repeater

eUSB2 t USB 2.0

Rep eater 0

eUSB2 t USB 2.0

Rep eater 1

eUSB1

eUSB0

Port

Protection

(Optional)

USBB

USBA

USBB

USBA

CROSS

RESETB

Con nector

VDD3V3

VDD1V8

VSS

2x2

Cros sPoin t

Mux

EQ0

EQ1

Simplified Schematic

TUSB2E22

TUSB2E22

SNLS648B – FEBRUARY 2019 – REVISED OCTOBER 2023

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.