FSA806

更新时间： 2024-11-04 12:23:27

品牌	Logo	应用领域
飞兆/仙童 - FAIRCHILD		开关
页数	文件大小	规格书
12页	733K
描述
USB2.0 High-Speed (480Mbps), UART, and Audio Switch with Negative Signal Capability

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数据手册

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FSA806 数据手册

July 2012

FSA806 — USB2.0 High-Speed (480Mbps), UART, and

Audio Switch with Negative Signal Capability

Features

Description

The FSA806 is a 3:1 USB accessory switch that enables

USB data, stereo and mono audio, and UART data to

3:1 Switch Handles:

Audio Headsets

UART

Up to Two High- and Low-Speed USB Data

a common connector port. Two ports are

designed for high-speed USB 2.0 signaling, while also

capable of full speed USB and UART communication.

The architecture is designed to allow audio signals to

swing below ground so a common USB and headphone

jack can be used for personal media players and

portable peripheral devices.

Negative-Swing-Capable Audio Channel

Built-in Termination Resistors for Audio Pop

Reduction

The FSA806 meets both USB Rev. 2.0 and micro-USB

specifications.

Simple Switch Control Using Two Select Pins

Applications

Cell Phones, MP3 Players, PDAs

Ordering Information

Operating Temperature

Part Number

Top Mark

Package

Range

12-Lead Quad, 1.8 x 1.8mm Ultrathin Molded

Leadless Package (UMLP)

FSA806UMX

-40 to +85°C

VCC

FSA806

R_HOS

L_HOS

3:1

MUX

and

Charge

Pump

DP_HOST

DM_HOST

DP_CO

DM_CO

DP_HOST

DM_HOS

SEL[0

SEL[1

Switc

Contro

Figure 1. Functional Block Diagram

FSA806 • Rev. 1.0.1

www.fairchildsemi.com

12 3 4 5 6 7...12

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