FSA4157

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Low Voltage 1 Ohm SPDT Analog Switch

General Description

FSA4157 and FSA4157A are high performance Single Pole/Double Throw (SPDT) analog switches. Both devices feature ultra low RON of 1.15Ω maximum at 4.5V VCC and operates over a wide VCC range of 1.65V to 5.5V for FSA4157, and 2.7V to 5.5V for FSA4157A. The device is fabricated with sub-micron CMOS technology to achieve fast switching speeds and is designed for break-before-make operation. The select input is TTL level compatible. The FSA4157A features very low quiescent current even when the control voltage is lower than the VCC supply. This feature services the mobile handset applications very well allowing for the direct interface with baseband processor general purpose I/Os.

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
FSA4157L6X Full Production Green as of Apr 2010 $0.247 MicroPak 6 TAPE REEL PDF Line 1:EG
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FSA4157P6 Full Production Green as of Dec 2010 $0.52 SC70 6 TAPE REEL PDF Line 1:&E (Space)
&Y (Binary Calendar Year Coding)
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FSA4157P6X Full Production Green as of Dec 2010 $0.181 SC70 6 TAPE REEL PDF Line 1:&E (Space)
&Y (Binary Calendar Year Coding)
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Features

  • FSA4157A features lower ICC when the S input is lower than VCC
  • Maximum 1.15 ohm On Resistance (RON) at 4.5V VCC
  • 0.3 ohm max RON flatness at 4.5V VCC
  • Space saving 6-lead Pb-Free MicroPak™ and SC70 6-lead surface mount packages
  • Broad VCC operating range:
  • FSA4157: 1.65V to 5.5V
  • FSA4157A: 2.7V to 5.5V
  • Fast turn-on and turn-off time
  • Break-before-make enable circuitry
  • Over-voltage tolerant TTL compatible control circuitry

Applications

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

Application Notes

Models

For additional information please visit the Models page .

Package & leads Condition Temperature range Vcc range Software version Revision date
IBIS
MicroPak-6 All -40°C to 85°C 3V to 3.6V 3.2 Apr 26, 2011
HSPICE
SC70-6 Typical 25°C 3V to 3.6V 2001.4 Apr 26, 2011
Slow 85°C 3V to 3.6V 2001.4 Apr 26, 2011
Fast -40°C 3V to 3.6V 2001.4 Apr 26, 2011
MicroPak-6 Fast -40°C 3V to 3.6V 2001.4 Apr 26, 2011
Slow 85°C 3V to 3.6V 2001.4 Apr 26, 2011
Typical 25°C 3V to 3.6V 2001.4 Apr 26, 2011
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