TMUXHS221F Dual 2:1 USB 2.0 Mux/DeMux With 30V Overvoltage Protection and 1.2V

Logic

1 Features

• Supply range: 1.62V to 5.5V

• Differential 2:1 or 1:2 switch/multiplexer or flexible

dual single-ended cross switch

• Overvoltage protection (OVP) on common pins -

28V with absolute maximum overvoltage - 30V

• IEC-61000-4-5 Surge Tolerant - +35V

• 1.2V compatible logic inputs: extended 1.2V logic

support with 0.77VIH 0.39VIL

• Powered-off protection when VCC = 0V

• Low RON: 9Ω maximum

• BW: 1.5GHz typical

• Low CON: 1.3pF typical

• LowPower Disable mode

• ESD protection exceeds JESD 22 human body

model (HBM): 2000V

• Wide temperature range: –40°C to 125°C

• 10-pin small UQFN package - 1.8mm × 1.4mm

2 Applications

• Mobile

• PC, notebook

• Tablet

• Anywhere a USB Type-C® or Micro-B connector is

used

3 Description

The TMUXHS221F is a bidirectional low-power

dual port, high-speed, USB 2.0 analog switch with

integrated protection for USB Type-C systems. The

device is configured as a dual 2:1 or 1:2 switch.

TMUXHS221F is optimized for use with the USB 2.0

D+/- lines in a USB Type-C systems.

The TMUXHS221F protection on the I/O pins can

tolerate up to 30V with automatic shutoff circuitry to

protect system components behind the switch.

The TMUXHS221F comes in a small industry

standard 10-pin QFN package. TMUXHS221F has

an extended temperature range that is an excellent

choice for many rugged applications including

industrial and high reliability use cases.

Package Information

PART NUMBER

PACKAGE(1)

PACKAGE SIZE(2)

TMUXHS221F

RSW (UQFN, 10)

1.8mm × 1.4mm

(1)

For more information, see Section 11.

(2)

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

includes pins, where applicable.

SBU Pins Application Use Case

D+/D- Pins Application Use Case

TMUXHS221F

SLVSIV4A – SEPTEMBER 2025 – REVISED NOVEMBER 2025

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.