USB 2.0 HSIC 7-Port Hub
Product Brief Rev. 2.0

FE12.1
USB 2.0 HSIC HIGH SPEED 7-PORT HUB CONTROLLER
Product Briefby Test Scan Chain – even on the high speed

INTRODUCTION(480MHz) modules, so that all the logic components
The Terminus FE12.1 HSIC (High-Speed Inter-

could be fully tested before shipping. Special Build-Chip) High Speed 7-Port Hub is an USB 2.0 hub

In-Self-Test mode is designed to exercise HSIC

controller with HSIC upstream connectivity andports and all high, full, and low speed Analog Front

seven downstream ports, including five USB 2.0

End (AFE) components on the packaging and testing

ports and two HSIC ports.

stages as well.

HSIC has been designed to replace a standard USB

Low power consumption is achieved by using LPM

PHY and USB Cable with an interface that is(Link Power Management) feature andoptimized for circuit board layout. An USB chip-to-comprehensive power/clock control mechanism.

chip interconnection makes use of 2-signal (Strobe,Most part of the chip will not be clocked unlessData) source-synchronous serial interface to achieve.

needed.

Upstream of the FE12.1 is HSIC interface, and it isintended to be used for embedded USB applications

The FE12.1 could be optionally configured towhere low-power, high performance, and low costs

support Charging Downstream Ports (which are onlyare design requiremets.

enabled on standard USB ports) as defined by USBIF Battery Charging Specification. With this feature

The FE12.1 is a highly integrated, high quality, highenabled, an USB hub could be easily transformedperformance, low power consumption, yet low cost

into a charging station – USB Charging Hub forsolution for USB 2.0 HSIC High Speed 7-Port Hub.

Universal Charging Solution compliant battery

It adopts Multiple Transaction Translator (MTT)

based portable devices.

architecture to explore the maximum possible

A practical example is shown in Figure 1. FE12.1

throughput. Six, instead of two, non-periodic

expands the USB devices through the HSIC

transaction buffers are used to minimize potential

interface of the SOC. For one thing, the idle HSIC

traffic jamming. The whole design is based on state-ports of SOC can be fully utilized; for another, themachine-control to reduce the response delay time;

SOC's native USB ports can be exclusively used tono micro controller is used in this chip.

connect to external devices, such as mobile phones,

To guarantee high quality, the whole chip is coveredtablets, and so on.

December 27, 2021

Subject to Change Without Notice1USB 2.0 HSIC 7-Port Hub
Product Brief Rev. 2.0

Complete-Split transactions, and 6
none-periodic transactions;

FEATURES
Fully compliant with High-Speed Inter-Chip
USB Electrical Specification Version 1.0(HSIC);□Upstream facing port supports HighSpeed (480MHz);□Support Self-Powered Mode only;
Board configure support of portable device
detection mechanism for Universal Charging
Solution on 5 downstream ports (USB 2.0);

2 downstream facing ports (Port 5,6)
support High-Speed (480MHz);

Fully compliant with Universal Serial
Bus Specification Revision 2.0 (USB2.0);□
5 downstream facing ports (Port1,2,3,4,7) support High-Speed(480MHz), Full-Speed (12MHz),and Low-Speed (1.5MHz) modes;

Compliant with Universal Charging
Solution, and USB Battery Charging
Specification 1.1/1.2;

USB Link Power Management (LPM)
support;Integrated HSIC Transceivers;

Integrated USB 2.0 Transceivers;

Integrated downstream 15KΩ pulldown, and serial resisters;Integrated 3.3V to 1.8V regulator;

Integrated Power-On-Reset circuit;Integrated 12MHz Oscillator with feedback
resister, and crystal load capacitance;Integrated 12MHz-to-480MHz Phase Lock
Loop (PLL);

Integrated Portable Device detection circuitry
for UCS supporting;Multiple Transaction Translators (MTT) –□One TT for each downstream port;□Alternate Interface 0 for Single-TT, andAlternate Interface 1 for Multiple-TT;
Each TT could handle 64 periodic Start-□

Split transactions, 32 periodicDecember 27, 2021

Terminus Technology Inc.
5F., No.9, Ln.130, Sec.3, Minsheng E.Rd.,
Songshan Dist., Taipei City, Taiwan
www.terminus.com.tw

Subject to Change Without Notice2