FSUSB46

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Hi-Speed USB2.0 (480Mbps) DPST Switch with Dedicated Charger Port Detection

General Description

The FSUSB46 is a bi-directional, low-power, Hi-Speed, USB2.0 switch. Configured as a double-pole, single-throw switch (DPST) switch, it is optimized for switching a Hi-Speed (480Mbps) source.The FSUSB46 is compatible with the requirements of USB2.0 and features an extremely low on capacitance (CON) of 7.0pF. The wide bandwidth of this device (720MHz) exceeds the bandwidth needed to pass the third harmonic, resulting in signals with minimum edge and phase distortion. Superior channel-to-channel crosstalk also minimizes interference.The FSUSB46 contains special circuitry on the switch I/O pins for applications where the VCC supply is powered-off (VCC=0), which allows the device to withstand an over-voltage condition. This device is designed to minimize current consumption even when the control voltage applied to the /OE pin is lower than the supply voltage (VCC). This feature is especially valuable to ultra-portable applications, such as cell phones, allowing for direct interface with the general-purpose I/Os of the baseband processor. An additional feature is the detection of the 1-1 (high/high) state on D+/D- to signal an interrupt (INT) to the processor when entering a dedicated charging port mode of operation.

Product Status/Pricing/Packing

Product Product Status Eco Status *Pricing Package Type Leads Packing Method Package Drawing **Package Marking Convention RoHS IPC1752 RoHS/REACH/JIG Certificate of Compliance
FSUSB46K8X Full Production Green as of Jan 2008 $0.68 US8 8 TAPE REEL PDF Line 1:&2 (2-Digit Date Code) &K
Line 2:SB46
Line 3:$Y (Fairchild logo)
&Z (Asm. Plant Code)
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FSUSB46L8X Full Production Green as of Apr 2010 $0.68 MicroPak 8 TAPE REEL PDF Line 1:JC
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FSUSB46UMX Full Production Green as of Jul 2008 $0.58 MicroPak 8 TAPE REEL PDF Line 1:JD
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Features

  • Low On Capacitance, 7.0pF Typical
  • Low On Resistance, 3.9Ω Typical
  • Low Power Consumption: 1µA Maximum
  • —15µA Maximum ICCT over and Expanded Voltage Range (VIN= 1.8V, VCC= 4.3V)
  • Wide -3dB bandwidth: 720MHz
  • Packaged in Pb-free, 8-Lead MicroPak™ (1.6mm wide), US8 (3.1mm wide), and UMLP (1.4x1.4mm)
  • 8kV ESD rating, 16kV Power/GND ESD Rating
  • Power-Off Protection on All Ports when VCC= 0V
  • D+/D- Pin Tolerate up to 5.25V

Applications

  • Media Tablets
  • Mobile Handsets
  • PMP/MP3 Players
  • Storage & Peripherals
  • Wireless LAN Card & Broadband Access
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